/* roulang page: index */
:root {
    --primary: #0B5B5B;
    --primary-deep: #074E4E;
    --primary-soft: #E8F0EE;
    --secondary: #BC8454;
    --secondary-light: #D6A87C;
    --secondary-soft: #F6E8DA;
    --paper: #F8F5EF;
    --surface: #FFFFFF;
    --deep-bg: #112D2B;
    --deep-bg-2: #0E2F2D;
    --ink: #203030;
    --text-secondary: #6A7472;
    --text-mute: #99A3A0;
    --line: #E6DDD0;
    --white-glass: rgba(255,255,255,.3);
    --shadow-xs: 0 2px 6px rgba(25,45,40,.06);
    --shadow-sm: 0 8px 20px rgba(25,45,40,.08);
    --shadow-md: 0 12px 32px rgba(25,45,40,.08);
    --shadow-lg: 0 20px 60px rgba(18,44,40,.12);
    --radius-sm: 4px;
    --radius-btn: 8px;
    --radius-card: 16px;
    --radius-img: 12px;
    --container: 1200px;
    --transition: all .25s cubic-bezier(.25, .46, .45, .94);
}
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}
body {
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, -apple-system, sans-serif;
    background: var(--paper);
    color: var(--ink);
    font-size: 16px;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
}
img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
}
a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}
a:hover, a:focus {
    color: var(--primary-deep);
}
button {
    font-family: inherit;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    background: transparent;
}
ul, ol {
    list-style: none;
}
input, textarea, select {
    font-family: inherit;
    font-size: 1rem;
}
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 32px;
}
/* ========== Header — Glass Immersive ========== */
.header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(255,255,255,.10);
    -webkit-backdrop-filter: blur(18px) saturate(1.2);
    backdrop-filter: blur(18px) saturate(1.2);
    border-bottom: 1px solid rgba(255,255,255,.2);
    transition: all .35s ease;
}
.header.scrolled {
    position: fixed;
    background: #FCFAF6;
    border-bottom: 1px solid #E7DFD3;
    box-shadow: 0 4px 20px rgba(23,36,32,.06);
}
.header-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 32px;
    height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.site-logo {
    display: flex;
    flex-direction: column;
    justify-content: center;
    line-height: 1.1;
    font-weight: 700;
    color: #fff;
    font-size: 1.22rem;
    letter-spacing: .04em;
    white-space: nowrap;
    transition: var(--transition);
}
.header.scrolled .site-logo {
    color: var(--ink);
}
.logo-sub {
    font-size: .72rem;
    font-weight: 500;
    color: rgba(255,255,255,.65);
    letter-spacing: .08em;
    margin-top: 4px;
    transition: var(--transition);
}
.header.scrolled .logo-sub {
    color: var(--text-mute);
}
.nav-menu {
    display: flex;
    align-items: center;
    gap: 6px;
}
.nav-menu > li > a {
    display: block;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    color: rgba(255,255,255,.92);
    font-size: .95rem;
    font-weight: 500;
    position: relative;
    transition: var(--transition);
}
.nav-menu > li > a::after {
    content: "";
    position: absolute;
    bottom: 2px;
    left: 14px;
    right: 14px;
    height: 2px;
    background: transparent;
    border-radius: 2px;
    transition: var(--transition);
}
.nav-menu > li > a:hover,
.nav-menu > li > a:focus-visible {
    background: rgba(255,255,255,.16);
    color: #fff;
}
.nav-menu > li > a:hover::after,
.nav-menu > li > a:focus-visible::after {
    background: rgba(255,255,255,.7);
}
.nav-menu > li.active a {
    color: #fff;
}
.nav-menu > li.active a::after {
    background: #fff;
}
.header.scrolled .nav-menu > li > a {
    color: var(--ink);
}
.header.scrolled .nav-menu > li > a:hover,
.header.scrolled .nav-menu > li > a:focus-visible {
    background: rgba(11,91,91,.06);
    color: var(--primary);
}
.header.scrolled .nav-menu > li > a::after {
    background: transparent;
}
.header.scrolled .nav-menu > li > a:hover::after,
.header.scrolled .nav-menu > li > a:focus-visible::after {
    background: var(--primary);
}
.header.scrolled .nav-menu > li.active a {
    color: var(--primary);
}
.header.scrolled .nav-menu > li.active a::after {
    background: var(--primary);
}
.header-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}
.header-search {
    display: flex;
    align-items: center;
    background: rgba(255,255,255,.14);
    border: 1px solid rgba(255,255,255,.22);
    border-radius: 40px;
    height: 38px;
    padding: 0 14px;
    gap: 6px;
    transition: var(--transition);
}
.header.scrolled .header-search {
    background: #F3EFE7;
    border-color: var(--line);
}
.header-search svg {
    flex-shrink: 0;
}
.header-search input {
    background: transparent;
    border: none;
    outline: none;
    color: #fff;
    font-size: .85rem;
    width: 120px;
}
.header-search input::placeholder {
    color: rgba(255,255,255,.65);
}
.header.scrolled .header-search input {
    color: var(--ink);
}
.header.scrolled .header-search input::placeholder {
    color: var(--text-mute);
}
.btn-search {
    background: transparent;
    border: none;
    padding: 0;
    line-height: 1;
    display: flex;
}
.btn-search svg {
    fill: rgba(255,255,255,.75);
    transition: var(--transition);
}
.header.scrolled .btn-search svg {
    fill: var(--text-mute);
}
.btn-search:hover svg,
.header.scrolled .btn-search:hover svg {
    fill: var(--secondary);
}
.header-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--secondary);
    color: #fff;
    border-radius: var(--radius-btn);
    font-size: .88rem;
    font-weight: 600;
    padding: 8px 18px;
    white-space: nowrap;
    box-shadow: 0 3px 12px rgba(188,132,84,.25);
    transition: var(--transition);
}
.header-cta:hover {
    background: #A8733F;
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(188,132,84,.32);
}
.header-cta:active {
    transform: translateY(0);
}
/* Mobile Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    cursor: pointer;
    background: transparent;
    border-radius: 8px;
    padding: 8px 10px;
    align-items: center;
}
.menu-toggle span {
    display: block;
    height: 2px;
    width: 24px;
    background: #fff;
    border-radius: 2px;
    transition: var(--transition);
}
.header.scrolled .menu-toggle span {
    background: var(--ink);
}
/* Mobile Drawer */
.mobile-drawer {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #FCFAF6;
    z-index: 200;
    padding: 30px 32px;
    overflow-y: auto;
}
.mobile-drawer.open {
    display: block;
}
.drawer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 36px;
}
.drawer-logo {
    font-weight: 700;
    color: var(--ink);
    font-size: 1.25rem;
}
.drawer-close {
    width: 44px;
    height: 44px;
    background: transparent;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--ink);
    font-size: 1.4rem;
    border-radius: 8px;
}
.drawer-close:hover {
    background: rgba(11,91,91,.05);
}
.drawer-nav li a {
    display: block;
    font-size: 1.2rem;
    padding: 15px 4px;
    border-bottom: 1px solid rgba(11,91,91,.08);
    color: var(--ink);
    font-weight: 600;
    transition: var(--transition);
}
.drawer-nav li.active a,
.drawer-nav li a:hover {
    color: var(--primary);
    padding-left: 10px;
}
.drawer-footer {
    margin-top: 42px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.drawer-search {
    display: flex;
    align-items: center;
    border: 1px solid var(--line);
    border-radius: 8px;
    height: 48px;
    padding: 0 16px;
    gap: 6px;
    background: #fff;
}
.drawer-search input {
    border: none;
    outline: none;
    flex: 1;
    background: transparent;
    color: var(--ink);
}
.drawer-search svg {
    fill: var(--text-mute);
}
.drawer-cta {
    background: var(--primary);
    color: #fff;
    text-align: center;
    border-radius: var(--radius-btn);
    font-weight: 600;
    padding: 14px;
}
.drawer-cta:hover {
    background: var(--primary-deep);
    color: #fff;
}
/* ========== Hero ========== */
.hero {
    position: relative;
    min-height: 86vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background-image: linear-gradient(to bottom right, rgba(16,45,43,.3), rgba(10,36,34,.78)), url("/assets/images/backpic/back-1.webp");
    background-size: cover;
    background-position: center;
    color: #fff;
}
.hero-decoration {
    position: absolute;
    top: -30%;
    right: -8%;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,.12);
    pointer-events: none;
}
.hero-decoration::before {
    content: "";
    position: absolute;
    inset: 24px;
    border-radius: 50%;
    border: 1px dashed rgba(255,255,255,.12);
}
.hero-decoration::after {
    content: "";
    position: absolute;
    inset: 44px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,.08);
    transform: rotate(45deg);
}
.hero-content {
    z-index: 2;
    padding-top: 180px;
    padding-bottom: 120px;
}
.hero .container {
    width: 100%;
}
.hero-brand-line {
    display: inline-flex;
    align-items: flex-start;
    gap: 8px;
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.18);
    border-radius: 40px;
    padding: 8px 20px;
    font-size: .85rem;
    font-weight: 400;
    color: rgba(255,255,255,.9);
    backdrop-filter: blur(4px);
    margin-bottom: 28px;
}
.hero-brand-line::before {
    content: "";
    display: block;
    width: 10px;
    height: 10px;
    border-left: 2px solid var(--secondary);
    border-bottom: 2px solid var(--secondary);
    transform: rotate(-45deg) translateY(-1px);
    margin-top: 2px;
}
.hero-title {
    font-size: clamp(2rem, 4.5vw, 3.6rem);
    font-weight: 700;
    letter-spacing: .02em;
    line-height: 1.25;
    margin-bottom: 22px;
    max-width: 900px;
    color: #fff;
}
.hero-title em {
    font-style: normal;
    color: #FCE9C5;
    position: relative;
    white-space: nowrap;
}
.hero-sub {
    font-size: clamp(1rem, 1.3vw, 1.15rem);
    color: rgba(255,255,255,.82);
    max-width: 720px;
    margin-bottom: 42px;
    font-weight: 400;
    line-height: 1.8;
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-btn);
    font-size: .95rem;
    font-weight: 600;
    padding: 13px 28px;
    border: 1px solid transparent;
    transition: var(--transition);
    gap: 8px;
}
.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 16px rgba(11,91,91,.2);
}
.btn-primary:hover {
    background: var(--primary-deep);
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(11,91,91,.28);
    color: #fff;
}
.btn-primary:active {
    transform: translateY(0);
}
.btn-outline-light {
    background: transparent;
    border-color: rgba(255,255,255,.5);
    color: #fff;
    backdrop-filter: blur(4px);
}
.btn-outline-light:hover {
    background: rgba(255,255,255,.1);
    border-color: rgba(255,255,255,.85);
    color: #fff;
    transform: translateY(-2px);
}
.btn-outline-light:active {
    transform: translateY(0);
}
.hero-quick-links {
    margin-top: 54px;
    display: flex;
    flex-wrap: wrap;
    gap: 34px;
    align-items: center;
}
.hero-quick-link {
    color: rgba(255,255,255,.65);
    font-size: .9rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid transparent;
    padding-bottom: 5px;
}
.hero-quick-link arrow {
    transition: var(--transition);
}
.hero-quick-link:hover {
    color: #fff;
    border-bottom-color: rgba(255,255,255,.4);
}
.hero-quick-link:hover arrow {
    transform: translateX(4px);
    color: var(--secondary);
}
/* ========== Scroll Top Shape ========== */
.hero-bottom-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    z-index: 1;
    line-height: 0;
    pointer-events: none;
}
/* ========== section common ========== */
.section {
    padding: 100px 0;
}
.section-tight {
    padding: 70px 0;
}
.section-alt {
    background: #F3F6F3;
}
.section-sand {
    background: #F9F4EC;
}
.section-deep {
    background: var(--deep-bg);
    color: #E7EDEB;
}
.section-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 52px;
    gap: 24px;
    flex-wrap: wrap;
}
.section-head h2 {
    font-size: clamp(1.7rem, 2.8vw, 2.35rem);
    font-weight: 700;
    letter-spacing: .01em;
    line-height: 1.3;
    color: var(--ink);
    position: relative;
}
.section-head h2 .sec-stamp {
    display: block;
    font-size: .8rem;
    letter-spacing: .16em;
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: 12px;
    text-transform: uppercase;
}
.section-light h2 {
    color: #F0F5F4;
}
.sec-intro {
    font-size: .95rem;
    color: var(--text-secondary);
    max-width: 500px;
    line-height: 1.7;
    margin-top: 14px;
}
.section-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: .9rem;
    color: var(--secondary);
    font-weight: 600;
    padding: 8px 0;
    border-bottom: 2px solid transparent;
}
.section-link:hover {
    border-bottom-color: var(--secondary);
    color: var(--secondary);
    gap: 12px;
}
/* ========== collection directory ========== */
.cat-grid {
    display: grid;
    gap: 28px;
    grid-template-columns: repeat(12, 1fr);
}
.cat-card {
    position: relative;
    background: var(--surface);
    border-radius: var(--radius-card);
    padding: 0;
    overflow: hidden;
    box-shadow: var(--shadow-xs);
    border: 1px solid rgba(230, 221, 208, .5);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}
.cat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: transparent;
}
.cat-card-drive {
    grid-column: span 7;
    display: grid;
    grid-template-columns: 1fr .9fr;
    min-height: 320px;
}
.cat-card-small {
    grid-column: span 5;
}
.cat-card-small .cat-card-img {
    aspect-ratio: 4/2.2;
}
.cat-card-img {
    overflow: hidden;
    position: relative;
    background: var(--primary-soft);
    min-height: 80px;
}
.cat-card-drive .cat-card-img {
    order: 2;
    min-height: 320px;
}
.cat-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s ease;
}
.cat-card:hover .cat-card-img img {
    transform: scale(1.03);
}
.cat-card-img::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(12, 44, 40, .22), transparent 60%);
    pointer-events: none;
}
.cat-card-content {
    padding: 28px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.cat-index {
    font-size: .9rem;
    font-weight: 700;
    color: var(--secondary);
    letter-spacing: .1em;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}
.cat-index::after {
    content: "";
    flex: 1;
    max-width: 40px;
    height: 1px;
    background: var(--secondary);
    opacity: .4;
}
.cat-card-content h3 {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--ink);
    line-height: 1.35;
}
.cat-card-content p {
    font-size: .92rem;
    color: var(--text-secondary);
    line-height: 1.75;
    flex: 1;
    margin-bottom: 18px;
}
.cat-arrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-weight: 600;
    font-size: .88rem;
}
.cat-arrow svg path {
    transition: transform .3s ease, stroke .3s;
}
.cat-card:hover .cat-arrow svg path {
    stroke: var(--secondary);
    transform: translateX(4px);
}
.cat-card-link {
    position: absolute;
    inset: 0;
    z-index: 2;
    font-size: 0;
    overflow: hidden;
}
/* second and third grid row */
.cat-grid-2 {
    margin-top: 28px;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 28px;
}
/* ========== featured section ========== */
.featured-wrap {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 28px;
    align-items: stretch;
}
.featured-main {
    background: var(--surface);
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-xs);
    border: 1px solid rgba(230, 221, 208, .5);
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    position: relative;
}
.featured-main:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}
.featured-main-img {
    width: 100%;
    aspect-ratio: 16/10;
    overflow: hidden;
    position: relative;
}
.featured-main-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.featured-main-content {
    padding: 32px 34px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.featured-main-content h3 {
    font-size: 1.5rem;
    color: var(--ink);
    line-height: 1.4;
    font-weight: 700;
    margin-bottom: 14px;
}
.featured-main-content p {
    color: var(--text-secondary);
    font-size: .95rem;
    margin-bottom: 24px;
    flex: 1;
}
.featured-main-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    font-weight: 600;
    font-size: .9rem;
}
.featured-main-link:hover {
    color: var(--secondary);
}
.featured-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.f-item {
    background: var(--surface);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-xs);
    border: 1px solid rgba(230, 221, 208, .5);
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 18px 20px;
    flex: 1;
    transition: var(--transition);
}
.f-item:hover {
    box-shadow: var(--shadow-sm);
    transform: translateX(5px);
    border-color: rgba(11,91,91,.18);
}
.f-item-img {
    width: 94px;
    height: 70px;
    flex-shrink: 0;
    overflow: hidden;
    border-radius: 8px;
    background: var(--primary-soft);
}
.f-item-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s;
}
.f-item:hover .f-item-img img {
    transform: scale(1.06);
}
.f-item-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
}
.f-item-body h4 {
    font-size: .98rem;
    color: var(--ink);
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color .3s;
}
.f-item-body h4:hover {
    color: var(--primary);
}
.f-item-body p {
    font-size: .8rem;
    color: var(--text-mute);
    display: flex;
    align-items: center;
    gap: 10px;
}
.f-item-body p i {
    font-style: normal;
    display: inline-block;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--secondary);
}
.f-item-arrow {
    color: var(--secondary);
    width: 22px;
    height: 22px;
    flex-shrink: 0;
}
/* ========== cms latest list ========== */
.cms-section {
    background: var(--surface);
    position: relative;
}
.cms-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(120deg, var(--primary), var(--secondary), transparent);
    opacity: .6;
}
.news-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 24px;
}
.news-card-feat {
    background: var(--paper);
    border-radius: var(--radius-card);
    overflow: hidden;
    border: 1px solid rgba(230, 221, 208, .4);
    box-shadow: var(--shadow-xs);
    display: flex;
    flex-direction: column;
    min-height: 460px;
    margin-bottom: 0;
}
.news-card-feat .news-img {
    aspect-ratio: 16/9;
    background: var(--primary-soft);
    width: 100%;
    position: relative;
    overflow: hidden;
}
.news-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.news-feat-content {
    padding: 28px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.news-card-feat h3 {
    font-size: 1.3rem;
    line-height: 1.5;
    color: var(--ink);
    font-weight: 700;
    margin-bottom: 12px;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
}
.news-card-feat p.desc {
    color: var(--text-secondary);
    font-size: .95rem;
    flex: 1;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-clamp: 3;
}
.news-meta-line {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 6px;
}
.tag-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(188,132,84,.12);
    color: #96632F;
    border-radius: var(--radius-sm);
    font-size: .75rem;
    padding: 3px 12px;
    font-weight: 600;
    letter-spacing: .03em;
}
.news-card-feat h3 a,
.news-item h4 a {
    color: inherit;
}
.news-card-feat h3 a:hover,
.news-item h4 a:hover {
    color: var(--primary);
}
.news-list-col {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.news-item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 16px;
    padding: 15px 12px 15px 12px;
    border-radius: 12px;
    transition: var(--transition);
    background: transparent;
    border-bottom: 1px solid rgba(230, 221, 208, .5);
}
.news-item:last-child {
    border-bottom-color: transparent;
}
.news-item:hover {
    background: #F9F7F2;
}
.news-item-img {
    width: 100px;
    height: 72px;
    border-radius: 8px;
    overflow: hidden;
    background: var(--primary-soft);
    flex-shrink: 0;
}
.news-item-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}
.news-item:hover .news-item-img img {
    transform: scale(1.05);
}
.news-item-content {
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.news-item-content h4 {
    font-size: 1rem;
    line-height: 1.5;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--ink);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: var(--transition);
}
.news-item-content h4:hover {
    color: var(--primary);
}
.news-sub-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: .78rem;
    color: var(--text-mute);
}
.news-sub-meta .tag-badge {
    font-size: .7rem;
    padding: 2px 8px;
}
.empty-tip {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 20px !important;
    border: 1px dashed var(--line);
    border-radius: var(--radius-card);
    background: #FBF9F5;
}
/* ========== explore / reading ========== */
.explore-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
}
.explore-card {
    background: #fff;
    border-radius: var(--radius-card);
    border: 1px solid rgba(230, 221, 208, .5);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: var(--shadow-xs);
}
.explore-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}
.explore-card.span4 {
    grid-column: span 4;
}
.explore-card.span4 .explore-img {
    aspect-ratio: 1.5/1;
}
.explore-img {
    overflow: hidden;
    background: var(--primary-soft);
}
.explore-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s;
}
.explore-card:hover .explore-img img {
    transform: scale(1.04);
}
.explore-content {
    padding: 22px 22px 26px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.explore-content .tag-badge {
    align-self: flex-start;
    margin-bottom: 10px;
}
.explore-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: 12px;
    color: var(--ink);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-clamp: 2;
}
.explore-content p {
    font-size: .85rem;
    color: var(--text-mute);
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-clamp: 2;
}
/* ========== About compact ========== */
.about-wrap {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 60px;
    align-items: center;
}
.about-copy .eyebrow {
    font-size: .8rem;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--secondary);
    font-weight: 700;
    display: block;
    margin-bottom: 14px;
}
.about-copy h2 {
    font-size: 2rem;
    line-height: 1.4;
    margin-bottom: 20px;
    font-weight: 700;
}
.about-copy p {
    color: var(--text-secondary);
    font-size: .98rem;
    margin-bottom: 22px;
}
.about-stat-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    margin-top: 46px;
    border-top: 1px solid var(--line);
    padding-top: 30px;
}
.about-stat h4 {
    font-size: clamp(1.6rem, 2vw, 2rem);
    font-weight: 700;
    color: var(--primary);
}
.about-stat p {
    font-size: .82rem;
    color: var(--text-secondary);
    margin-top: 2px;
}
.about-image-col {
    position: relative;
}
.about-image-frame {
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.about-image-frame img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
}
.about-float {
    position: absolute;
    bottom: -18px;
    left: -18px;
    background: #fff;
    border-radius: 14px;
    box-shadow: var(--shadow-sm);
    padding: 18px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    border: 1px solid rgba(230,221,208,.6);
}
.about-float .dot-pulse {
    width: 12px;
    height: 12px;
    background: var(--secondary);
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(188, 132, 84, .2);
}
.float-title{
    font-weight: 600;
    color: var(--ink);
    font-size: .9rem;
}
.float-sub{
    font-size: .75rem;
    color: var(--text-mute);
}
/* ========== FAQ ========== */
.faq-wrap {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
}
.faq-side h2 {
    font-size: 1.9rem;
    margin-bottom: 15px;
}
.faq-side h2 span.dec {
    display: inline-block;
    color: var(--secondary);
    font-size: .85em;
}
.faq-side > p {
    color: var(--text-secondary);
    font-size: .95rem;
    margin-bottom: 30px;
}
.faq-items {
    display: flex;
    flex-direction: column;
    background: var(--surface);
    border-radius: var(--radius-card);
    border: 1px solid rgba(230, 221, 208, .5);
    overflow: hidden;
    box-shadow: var(--shadow-xs);
}
.faq-item {
    border-bottom: 1px solid var(--line);
    background: transparent;
    transition: var(--transition);
}
.faq-item:last-child {
    border-bottom: none;
}
.faq-item.open {
    background: #FAF7F1;
}
.faq-q {
    width: 100%;
    background: transparent;
    padding: 22px 28px;
    display: flex;
    justify-items: flex-start;
    align-items: center;
    gap: 18px;
    text-align: left;
}
.faq-q-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid var(--primary);
    background: transparent;
    position: relative;
    flex-shrink: 0;
    transition: var(--transition);
}
.faq-q-icon::before,
.faq-q-icon::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--primary);
    border-radius: 2px;
    transition: var(--transition);
}
.faq-q-icon::before {
    width: 10px;
    height: 2px;
}
.faq-q-icon::after {
    height: 10px;
    width: 2px;
}
.faq-item.open .faq-q-icon {
    background: var(--primary);
    transform: rotate(45deg);
    border-color: var(--primary);
}
.faq-item.open .faq-q-icon::before,
.faq-item.open .faq-q-icon::after {
    background: #fff;
}
.faq-q-text {
    font-weight: 600;
    font-size: .97rem;
    color: var(--ink);
    flex: 1;
}
.faq-q-number {
    font-size: .7rem;
    color: var(--text-mute);
    font-weight: 400;
    letter-spacing: .05em;
}
.faq-a {
    display: none;
    padding: 0 28px 24px 74px;
    font-size: .92rem;
    color: var(--text-secondary);
}
.faq-a-inner {
    animation: fadeInUp .35s ease both;
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: none; }
}
/* ========== CTA deep ========== */
.cta-block {
    position: relative;
    background: linear-gradient(120deg, #0E2F2D, #173C38);
    border-radius: 24px;
    overflow: hidden;
    padding: 66px 70px;
    color: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
}
.cta-deco {
    position: absolute;
    right: -80px;
    top: -120px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,.08);
    pointer-events: none;
}
.cta-deco::after {
    content: "";
    position: absolute;
    inset: 58px;
    border-radius: 50%;
    border: 1px dashed rgba(255,255,255,.08);
}
.cta-block h2 {
    font-size: clamp(1.5rem, 2.6vw, 2rem);
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: .01em;
    position: relative;
    z-index: 1;
}
.cta-block p {
    color: rgba(255,255,255,.7);
    max-width: 500px;
    font-size: .95rem;
    position: relative;
    z-index: 1;
    line-height: 1.8;
}
.cta-actions {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}
.btn-sand {
    background: var(--secondary);
    color: #fff;
}
.btn-sand:hover {
    background: var(--secondary-light);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 26px rgba(188,132,84,.28);
}
.btn-ghost-lit {
    background: rgba(255,255,255,.08);
    color: #fff;
    border: 1px solid rgba(255,255,255,.25);
    backdrop-filter: blur(4px);
}
.btn-ghost-lit:hover {
    background: rgba(255,255,255,.16);
    color: #fff;
    border-color: rgba(255,255,255,.4);
}
/* ========== Footer ========== */
.site-footer {
    background: #1A2422;
    color: #CAD4D1;
    padding-top: 80px;
    margin-top: 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.3fr;
    gap: 48px;
    padding-bottom: 60px;
}
.footer-brand .site-logo {
    color: #fff;
    margin-bottom: 10px;
}
.footer-brand .logo-sub {
    color: rgba(255,255,255,.5);
}
.footer-intro {
    font-size: .88rem;
    color: #A6B5B2;
    margin: 18px 0 24px;
    line-height: 1.8;
}
.footer-social {
    display: flex;
    gap: 12px;
}
.footer-social a {
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,.06);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: #A6B5B2;
    transition: var(--transition);
}
.footer-social a:hover {
    color: var(--secondary);
    background: rgba(255,255,255,.1);
}
.footer-title {
    color: #F4F0E9;
    font-size: .85rem;
    font-weight: 600;
    letter-spacing: .12em;
    text-transform: uppercase;
    margin-bottom: 20px;
}
.footer-links li {
    margin-bottom: 10px;
}
.footer-links a {
    color: #9DAFAB;
    font-size: .9rem;
    padding: 4px 0;
    display: inline-block;
    transition: var(--transition);
}
.footer-links a:hover {
    color: var(--secondary-light);
    transform: translateX(3px);
}
.footer-bottom {
    background: #141E1C;
    border-top: 1px solid rgba(255,255,255,.04);
    padding: 24px 0;
    text-align: center;
    font-size: .8rem;
    color: #81938F;
}
.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}
.footer-bottom a {
    color: #A6B5B2;
}
.footer-bottom a:hover {
    color: var(--secondary);
}

/* ========== Back to top ========== */
.scroll-top {
    position: fixed;
    right: 22px;
    bottom: 24px;
    width: 46px;
    height: 46px;
    background: var(--primary);
    color: #fff;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
}
.scroll-top.show {
    opacity: .85;
    visibility: visible;
    transform: none;
}
.scroll-top:hover {
    opacity: 1;
    background: var(--primary-deep);
    transform: translateY(-3px);
}

/* ========== Responsive ========== */
@media screen and (max-width: 1024px) {
    .nav-menu {
        display: none;
    }
    .menu-toggle {
        display: flex;
    }
    .header-search {
        display: none;
    }
    .header-cta {
        display: none;
    }
    .hero-actions {
        gap: 10px;
    }
    .hero {
        min-height: 75vh;
    }
    .cat-card-drive {
        grid-template-columns: 1fr;
    }
    .cat-card-drive .cat-card-img {
        order: -1;
        min-height: 200px;
    }
    .cat-grid,
    .cat-grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }
    .cat-card {
        grid-column: span 1 !important;
    }
}
@media screen and (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    .header-inner {
        padding: 0 20px;
    }
    .section{
        padding: 70px 0;
    }
    .section-head {
        margin-bottom: 30px;
    }
    .hero::before {
        background: linear-gradient(to bottom, rgba(16,43,41,.25) 0%, rgba(10,36,34,.76) 100%);
    }
    .hero-title {
        font-size: 2rem;
    }
    .hero-sub {
        font-size: 1rem;
    }
    .cat-grid,
    .cat-grid-2 {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .cat-card-drive .cat-card-img {
        aspect-ratio: 16/8;
    }
    .featured-wrap {
        grid-template-columns: 1fr;
    }
    .featured-list {
        display: grid;
        grid-template-columns: 1fr;
    }
    .news-grid {
        grid-template-columns: 1fr;
    }
    .news-card-feat {
        min-height: 0;
    }
    .news-list-col {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
    .news-item {
        grid-template-columns: 1fr;
        background: #fff;
        border: 1px solid var(--line);
        border-radius: 12px;
        padding: 12px;
    }
    .news-item-img {
        width: 100%;
        height: 120px;
    }
    .news-item-content h4 {
        white-space: normal;
    }
    .explore-card.span4 {
        grid-column: span 12;
    }
    .about-wrap {
        grid-template-columns: 1fr;
    }
    .about-image-col {
        order: -1;
    }
    .faq-wrap {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .cta-block {
        padding: 45px 30px;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .footer-brand {
        grid-column: span 2;
    }
    .footer-bottom-inner{
        text-align: center;
        justify-content: center;
    }
    .about-stat-row {
        margin-top: 26px;
        padding-top: 20px;
    }
}
@media screen and (max-width: 560px) {
    .header-cta{
        display: none;
    }
    .hero {
        min-height: 80vh;
    }
    .hero-content {
        padding-top: 160px;
        padding-bottom: 80px;
    }
    .hero-title {
        letter-spacing: 0;
        font-size: 1.8rem;
    }
    .btn {
        padding: 12px 22px;
        font-size: .9rem;
    }
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    .section-head {
        flex-direction: column;
        align-items: flex-start;
    }
    .sec-intro {
        max-width: 100%;
    }
    .news-list-col {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        padding-bottom: 40px;
    }
    .footer-brand {
        grid-column: span 1;
    }
    .about-image-frame img {
        aspect-ratio: 1/1;
    }
    .cta-actions {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
    }
    .btn {
        width: 100%;
    }
    .cta-block {
        padding: 40px 24px;
    }
    .faq-q {
        padding: 18px 16px;
    }
    .faq-a {
        padding-left: 20px;
        padding-right: 20px;
    }
    .about-float {
        left: 8px;
        bottom: 8px;
        padding: 14px;
    }
}

/* roulang page: category1 */
:root {
  --primary: #0B5B5B;
  --primary-deep: #074E4E;
  --primary-soft: #E8F0EC;
  --secondary: #BC8454;
  --secondary-deep: #9A6A3B;
  --secondary-soft: rgba(188, 132, 84, .13);
  --paper: #F8F5EF;
  --surface: #FFFFFF;
  --deep-bg: #112D2B;
  --cta-bg: #0E2F2D;
  --ink: #203030;
  --muted: #6A7472;
  --weak: #99A3A0;
  --line: #E6DDD0;
  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --shadow-sm: 0 2px 6px rgba(25, 45, 40, .06);
  --shadow-md: 0 12px 32px rgba(25, 45, 40, .08);
  --shadow-lg: 0 20px 60px rgba(18, 44, 40, .12);
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, -apple-system, sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.78;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font-family: inherit;
  font-size: inherit;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: clamp(20px, 4vw, 48px);
  padding-right: clamp(20px, 4vw, 48px);
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 90;
  background: rgba(252, 250, 246, .55);
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
  border-bottom: 1px solid rgba(230, 221, 208, .6);
  box-shadow: none;
  transition: background .35s ease, box-shadow .35s ease, border-color .35s ease;
}

.site-header.is-scrolled {
  background: #FCFAF6;
  border-bottom-color: #E7DFD3;
  box-shadow: 0 4px 20px rgba(23, 36, 32, .06);
}

.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 24px;
  position: relative;
}

.site-logo {
  display: inline-flex;
  flex-direction: column;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: .02em;
  color: var(--ink);
  line-height: 1.25;
  white-space: nowrap;
}

.logo-sub {
  font-size: 10px;
  letter-spacing: .08em;
  font-weight: 500;
  color: var(--weak);
  margin-top: 3px;
}

.site-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
}

.nav-menu li a {
  display: block;
  padding: 10px 14px;
  border-radius: 8px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.4;
  transition: background .2s, color .2s, box-shadow .2s;
}

.nav-menu li a:hover,
.nav-menu li a:focus-visible {
  color: var(--primary);
  background: rgba(11, 91, 91, .08);
  outline: none;
}

.nav-menu li.active a {
  color: var(--primary);
  font-weight: 700;
  box-shadow: inset 0 -2px 0 var(--primary);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 16px;
}

.nav-mobile-actions {
  display: none;
}

.nav-toggle-btn {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(32, 48, 48, .14);
  background: rgba(255, 255, 255, .5);
  border-radius: 8px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: background .2s, border-color .2s;
}

.nav-toggle-btn:hover,
.nav-toggle-btn:focus-visible {
  border-color: var(--primary);
  background: var(--primary-soft);
  outline: none;
}

.nav-toggle-btn svg {
  width: 20px;
  height: 20px;
  stroke: var(--ink);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: .8rem 1.5rem;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.2;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .2s, color .2s, border-color .2s, box-shadow .2s, transform .2s;
}

.btn:focus-visible {
  outline: 3px solid rgba(11, 91, 91, .18);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(11, 91, 91, .18);
  border-bottom: 3px solid var(--secondary);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--primary-deep);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(11, 91, 91, .22);
}

.btn-primary:active {
  transform: translateY(0);
  background: var(--primary-deep);
}

.btn-outline {
  border-color: rgba(11, 91, 91, .35);
  color: var(--primary);
  background: rgba(255, 255, 255, .4);
}

.btn-outline:hover,
.btn-outline:focus-visible {
  background: rgba(11, 91, 91, .06);
  color: var(--primary-deep);
  border-color: var(--primary);
}

.btn-outline:active {
  background: rgba(11, 91, 91, .1);
}

.btn-light-outline {
  border-color: rgba(255, 255, 255, .45);
  color: #fff;
  background: rgba(255, 255, 255, .08);
}

.btn-light-outline:hover,
.btn-light-outline:focus-visible {
  background: rgba(255, 255, 255, .16);
  border-color: rgba(255, 255, 255, .8);
  color: #fff;
}

.btn-sm {
  padding: .55rem 1rem;
  font-size: 13px;
  border-radius: 6px;
}

/* Page hero */
.page-hero {
  padding: 150px 0 84px;
  background: linear-gradient(135deg, #EDF3EF 0%, #F6F0E5 100%);
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center 70%;
  opacity: .09;
  pointer-events: none;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, .55fr);
  gap: clamp(40px, 7vw, 88px);
  align-items: center;
  position: relative;
}

.breadcrumb {
  font-size: 14px;
  color: var(--weak);
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.breadcrumb a {
  color: var(--muted);
  transition: color .2s;
}

.breadcrumb a:hover {
  color: var(--primary);
}

.breadcrumb span {
  color: var(--secondary-deep);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  background: var(--secondary-soft);
  color: var(--secondary-deep);
  font-size: 13px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 100px;
  letter-spacing: .05em;
  margin-bottom: 22px;
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--secondary);
}

.hero-headline {
  font-size: clamp(30px, 4.4vw, 52px);
  line-height: 1.15;
  letter-spacing: .02em;
  font-weight: 700;
  margin-bottom: 22px;
  color: var(--ink);
}

.hero-headline b {
  color: var(--primary);
  font-weight: 700;
}

.hero-excerpt {
  max-width: 640px;
  font-size: 17px;
  color: var(--muted);
  margin-bottom: 32px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 28px;
}

.hero-note-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 16px 32px;
}

.hero-note-list li {
  position: relative;
  color: var(--muted);
  font-size: 14px;
  padding-left: 18px;
}

.hero-note-list li::before {
  content: "";
  width: 6px;
  height: 6px;
  position: absolute;
  left: 0;
  top: 12px;
  border-radius: 50%;
  background: var(--secondary);
}

.hero-visual {
  position: relative;
}

.hero-visual .visual-frame {
  background: var(--surface);
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, .7);
}

.hero-visual img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 16px;
}

.pull-note {
  margin-top: 18px;
  background: rgba(255, 255, 255, .55);
  border-left: 3px solid var(--secondary);
  border-radius: 10px;
  padding: 14px 18px;
  color: var(--muted);
  font-size: 14px;
}

/* Sections */
.section {
  padding-top: clamp(70px, 8vw, 110px);
  padding-bottom: clamp(70px, 8vw, 110px);
}

.section-header {
  margin-bottom: 42px;
}

.section-header .kicker {
  color: var(--secondary-deep);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-header h2 {
  font-size: clamp(26px, 3.2vw, 36px);
  color: var(--ink);
  line-height: 1.28;
  letter-spacing: .01em;
  font-weight: 700;
}

.section-header p {
  margin-top: 12px;
  color: var(--muted);
  max-width: 720px;
}

/* Directory cards */
.section-soft {
  background: #EDF3F0;
}

.directory-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.dir-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid rgba(230, 221, 208, .6);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.dir-card:hover,
.dir-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(11, 91, 91, .25);
  outline: none;
}

.dir-card-top {
  position: relative;
  overflow: hidden;
}

.dir-card-top img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  transition: transform .5s ease;
}

.dir-card:hover .dir-card-top img {
  transform: scale(1.03);
}

.dir-num {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(255, 255, 255, .9);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  padding: 4px 11px;
  border-radius: 999px;
  letter-spacing: .05em;
}

.dir-card.active-card .dir-num {
  background: var(--primary);
  color: #fff;
}

.dir-card-body {
  padding: 22px 22px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.dir-card-body h3 {
  font-size: 19px;
  margin-bottom: 8px;
  color: var(--ink);
  font-weight: 700;
}

.dir-card-body p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 18px;
  flex: 1;
}

.arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  transition: gap .2s, color .2s;
}

.arrow-link svg {
  width: 15px;
  height: 15px;
  fill: currentColor;
}

.arrow-link:hover,
.arrow-link:focus-visible {
  gap: 12px;
  color: var(--primary-deep);
  outline: none;
}

/* Points grid */
.points-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.point-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform .2s, box-shadow .2s;
}

.point-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.point-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.point-icon svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.point-card h3 {
  font-size: 18px;
  margin-bottom: 8px;
  color: var(--ink);
}

.point-card p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.point-card .step-note {
  margin-top: 16px;
  color: var(--secondary-deep);
  font-size: 14px;
  font-weight: 600;
}

/* Feature panels */
.feature-panels {
  display: grid;
  gap: 36px;
}

.feature-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  padding: clamp(22px, 3vw, 42px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.feature-panel.reverse .feature-img {
  order: 2;
}

.feature-img img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.feature-copy h3 {
  font-size: clamp(21px, 2.5vw, 26px);
  line-height: 1.4;
  margin-bottom: 14px;
  color: var(--ink);
}

.feature-copy p {
  color: var(--muted);
  font-size: 16px;
  margin-bottom: 14px;
}

.feature-copy .feature-list {
  list-style: none;
  margin-top: 18px;
}

.feature-copy .feature-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 6px 0;
  color: var(--ink);
  font-size: 15px;
}

.feature-copy .feature-list li::before {
  content: "";
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--secondary);
  margin-top: 10px;
}

/* Topic chips */
.topic-links-section {
  background: #F3F1EA;
}

.topic-link-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 20px;
}

.topic-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--surface);
  border: 1px solid rgba(230, 221, 208, .85);
  border-radius: 100px;
  font-size: 14px;
  color: var(--ink);
  font-weight: 500;
  transition: background .2s, border-color .2s, transform .2s;
}

.topic-chip:hover,
.topic-chip:focus-visible {
  background: var(--primary-soft);
  border-color: rgba(11, 91, 91, .28);
  transform: translateY(-2px);
  outline: none;
}

.topic-chip .chip-icon {
  color: var(--secondary-deep);
}

/* FAQ */
.faq-list {
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  background: rgba(255, 255, 255, .62);
  border: 1px solid var(--line);
  border-radius: 14px;
  margin-bottom: 12px;
  transition: background .2s, border-color .2s;
}

.faq-item[open] {
  background: #FAF7F2;
  border-color: rgba(11, 91, 91, .2);
}

.faq-question {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 19px 22px;
  font-weight: 600;
  color: var(--ink);
  font-size: 16px;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-icon {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid rgba(11, 91, 91, .25);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-weight: 600;
  transition: transform .25s ease, background .25s, color .25s;
}

.faq-item[open] .faq-icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.faq-question:hover {
  color: var(--primary-deep);
}

.faq-answer {
  padding: 0 22px 22px;
  color: var(--muted);
  font-size: 15px;
  max-width: 780px;
}

/* CTA band */
.cta-band {
  border-radius: 24px;
  background-image: linear-gradient(to bottom, rgba(14, 47, 45, .82), rgba(14, 47, 45, .94)), url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center;
  box-shadow: var(--shadow-lg);
  padding: clamp(38px, 6vw, 76px);
  color: #fff;
  text-align: center;
  overflow: hidden;
  margin-bottom: clamp(30px, 4vw, 60px);
}

.cta-band h2 {
  font-size: clamp(24px, 3.2vw, 36px);
  line-height: 1.3;
  font-weight: 700;
  margin-bottom: 14px;
}

.cta-band p {
  color: rgba(255, 255, 255, .82);
  font-size: 16px;
  max-width: 600px;
  margin: 0 auto 28px;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

.cta-hint {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 18px;
  font-size: 13px;
  color: rgba(255, 255, 255, .7);
  background: rgba(255, 255, 255, .08);
  border-radius: 100px;
  padding: 6px 16px;
}

/* Footer */
.site-footer {
  background: #1A2422;
  color: #CAD4D1;
  padding-top: 60px;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-brand .site-logo {
  color: #fff;
}

.footer-brand .logo-sub {
  color: rgba(255, 255, 255, .45);
}

.footer-intro {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .68);
  margin: 18px 0;
  max-width: 360px;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .18);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, .8);
  transition: background .2s, color .2s, border-color .2s;
}

.footer-social a:hover,
.footer-social a:focus-visible {
  background: rgba(255, 255, 255, .12);
  border-color: rgba(255, 255, 255, .6);
  outline: none;
  color: #fff;
}

.footer-title {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: .05em;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, .66);
  font-size: 14px;
  transition: color .2s, padding-left .2s;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: #fff;
  padding-left: 4px;
  outline: none;
}

.footer-note p {
  font-size: 13px;
  color: rgba(255, 255, 255, .4);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .09);
  padding: 22px 0;
}

.footer-bottom-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  font-size: 13px;
  color: rgba(255, 255, 255, .45);
}

.footer-bottom a {
  color: rgba(255, 255, 255, .6);
}

.footer-bottom a:hover {
  color: #fff;
}

/* Responsive */
@media (max-width: 1024px) {
  .directory-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .points-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-layout {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    max-width: 520px;
  }

  .feature-panel {
    grid-template-columns: 1fr;
  }

  .feature-panel.reverse .feature-img {
    order: 0;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 860px) {
  .header-inner {
    min-height: 66px;
  }

  .site-nav {
    position: fixed;
    top: 0;
    right: -380px;
    bottom: 0;
    width: min(370px, 88vw);
    background: rgba(252, 250, 246, .98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    margin: 0;
    padding: 26px 24px 32px;
    transition: right .35s ease;
    z-index: 110;
    box-shadow: var(--shadow-lg);
    overflow-y: auto;
  }

  .site-nav.is-open {
    right: 0;
  }

  .nav-menu {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }

  .nav-menu li a {
    display: flex;
    align-items: center;
    min-height: 50px;
    font-size: 16px;
    padding: 10px 14px;
    border-radius: 10px;
  }

  .nav-menu li.active a {
    box-shadow: none;
    background: rgba(11, 91, 91, .08);
  }

  .nav-cta {
    margin: 20px 0 0;
  }

  .nav-mobile-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--line);
  }

  .nav-mobile-actions .btn {
    justify-content: center;
  }

  .nav-toggle-btn {
    display: inline-flex;
    margin-left: auto;
  }
}

@media (max-width: 640px) {
  .page-hero {
    padding-top: 124px;
    padding-bottom: 56px;
  }

  .directory-grid {
    grid-template-columns: 1fr;
  }

  .points-grid {
    grid-template-columns: 1fr;
  }

  .feature-panel {
    padding: 20px 18px;
    border-radius: 14px;
  }

  .cta-band {
    padding: 40px 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
  }

  .hero-actions .btn {
    flex: 1 1 auto;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .section-header h2 {
    font-size: 24px;
  }

  .hero-headline {
    font-size: 30px;
  }
}

/* roulang page: article */
:root {
            --primary: #0B5B5B;
            --primary-700: #074E4E;
            --primary-tint: #E4F0ED;
            --secondary: #BC8454;
            --secondary-tint: rgba(188, 132, 84, .14);
            --paper: #F8F5EF;
            --surface: #FFFFFF;
            --deep: #112D2B;
            --deep-2: #1A2422;
            --ink: #203030;
            --muted: #6A7472;
            --line: #E6DDD0;
            --shadow-sm: 0 2px 6px rgba(25, 45, 40, .06);
            --shadow-md: 0 12px 32px rgba(25, 45, 40, .08);
            --shadow-lg: 0 20px 60px rgba(18, 44, 40, .12);
            --radius: 6px;
            --radius-md: 14px;
            --radius-lg: 18px;
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            margin: 0;
            background: var(--paper);
            color: var(--ink);
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

        body.menu-open {
            overflow: hidden;
        }

        img {
            max-width: 100%;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        ul,
        ol {
            margin: 0;
            padding: 0;
        }

        h1,
        h2,
        h3,
        h4 {
            font-weight: 700;
            letter-spacing: .02em;
            margin: 0 0 .6em;
            line-height: 1.35;
            color: var(--ink);
        }

        h1 {
            font-size: 42px;
        }

        h2 {
            font-size: 30px;
        }

        h3 {
            font-size: 22px;
        }

        p {
            margin: 0 0 1.2em;
        }

        .container,
        .container-narrow {
            width: 100%;
            margin-left: auto;
            margin-right: auto;
            padding-left: 28px;
            padding-right: 28px;
        }

        .container {
            max-width: 1200px;
        }

        .container-narrow {
            max-width: 860px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .4em;
            border-radius: 8px;
            font-weight: 600;
            padding: .85rem 1.6rem;
            font-size: 15px;
            transition: background .2s ease, border .2s ease, color .2s ease, box-shadow .2s ease, transform .2s ease;
            cursor: pointer;
            border: 1px solid transparent;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(11, 91, 91, .16);
        }

        .btn-primary:hover,
        .btn-primary:focus-visible {
            background: var(--primary-700);
            box-shadow: 0 8px 24px rgba(11, 91, 91, .18);
            transform: translateY(-1px);
        }

        .btn-secondary {
            background: transparent;
            border: 1px solid rgba(11, 91, 91, .32);
            color: var(--primary);
        }

        .btn-secondary:hover,
        .btn-secondary:focus-visible {
            background: rgba(11, 91, 91, .06);
            border-color: var(--primary);
        }

        .btn-ghost-light {
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .38);
            color: #fff;
        }

        .btn-ghost-light:hover,
        .btn-ghost-light:focus-visible {
            background: rgba(255, 255, 255, .2);
            border-color: #fff;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 99;
            color: #fff;
            background: rgba(255, 255, 255, .1);
            border-bottom: 1px solid rgba(255, 255, 255, .18);
            backdrop-filter: blur(18px) saturate(1.2);
            -webkit-backdrop-filter: blur(18px) saturate(1.2);
            transition: background .3s ease, box-shadow .3s ease, color .3s ease, border-color .3s ease;
        }

        .site-header .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 78px;
            gap: 18px;
        }

        .site-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: inherit;
            white-space: nowrap;
            letter-spacing: .03em;
            transition: opacity .2s ease;
        }

        .site-logo .logo-sub {
            font-size: 11px;
            font-weight: 500;
            letter-spacing: .12em;
            color: rgba(255, 255, 255, .7);
            border-left: 1px solid rgba(255, 255, 255, .35);
            padding-left: 11px;
            line-height: 1;
            margin-top: 4px;
        }

        .nav-wrap {
            display: flex;
            align-items: center;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 6px;
        }

        .nav-menu a {
            display: inline-block;
            padding: .5rem .7rem;
            border-radius: 7px;
            font-size: 15px;
            font-weight: 500;
            color: inherit;
            transition: background .18s ease, color .18s ease, box-shadow .18s ease;
        }

        .nav-menu a:hover,
        .nav-menu a:focus-visible {
            background: rgba(255, 255, 255, .16);
            color: #fff;
            outline: none;
        }

        .nav-menu li.active a {
            color: #fff;
            box-shadow: 0 2px 0 rgba(255, 255, 255, .76);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .header-cta {
            font-size: 14px;
            font-weight: 600;
            border: 1px solid rgba(255, 255, 255, .42);
            border-radius: 8px;
            padding: .45rem 1.1rem;
            color: #fff;
            background: rgba(255, 255, 255, .08);
            transition: background .2s ease, border-color .2s ease;
        }

        .header-cta:hover,
        .header-cta:focus-visible {
            background: rgba(255, 255, 255, .18);
            border-color: rgba(255, 255, 255, .8);
            outline: none;
        }

        .site-header.is-scrolled {
            background: #FCFAF6;
            color: var(--ink);
            border-bottom-color: #E7DFD3;
            box-shadow: 0 4px 20px rgba(23, 36, 32, .06);
        }

        .site-header.is-scrolled .site-logo .logo-sub {
            color: rgba(32, 48, 48, .55);
            border-left-color: rgba(32, 48, 48, .2);
        }

        .site-header.is-scrolled .nav-menu a:hover,
        .site-header.is-scrolled .nav-menu a:focus-visible {
            background: rgba(11, 91, 91, .06);
            color: var(--primary);
        }

        .site-header.is-scrolled .nav-menu li.active a {
            color: var(--primary);
            box-shadow: 0 2px 0 var(--primary);
        }

        .site-header.is-scrolled .header-cta {
            color: var(--primary);
            border-color: rgba(11, 91, 91, .3);
            background: transparent;
        }

        .site-header.is-scrolled .header-cta:hover {
            background: rgba(11, 91, 91, .06);
            border-color: rgba(11, 91, 91, .58);
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(255, 255, 255, .35);
            background: transparent;
            border-radius: 10px;
            cursor: pointer;
            padding: 0;
            position: relative;
            z-index: 109;
        }

        .nav-toggle span,
        .nav-toggle span::before,
        .nav-toggle span::after {
            content: "";
            display: block;
            width: 20px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            margin: 0 auto;
            transition: transform .25s ease, opacity .25s ease;
        }

        .nav-toggle span::before {
            transform: translateY(-6px);
        }

        .nav-toggle span::after {
            transform: translateY(4px);
        }

        .site-header.is-scrolled .nav-toggle {
            border-color: rgba(32, 48, 48, .35);
        }

        .site-header.is-scrolled .nav-toggle span,
        .site-header.is-scrolled .nav-toggle span::before,
        .site-header.is-scrolled .nav-toggle span::after {
            background: var(--ink);
        }

        body.menu-open .nav-toggle span {
            background: transparent;
        }

        body.menu-open .nav-toggle span::before {
            transform: rotate(45deg) translateY(0);
        }

        body.menu-open .nav-toggle span::after {
            transform: rotate(-45deg) translateY(0);
        }

        .reading-progress {
            position: fixed;
            top: 78px;
            left: 0;
            height: 3px;
            width: 0;
            background: linear-gradient(90deg, var(--secondary), var(--primary));
            box-shadow: 0 0 8px rgba(11, 91, 91, .24);
            z-index: 97;
            transition: width .12s linear;
        }

        .article-hero {
            position: relative;
            min-height: 390px;
            display: flex;
            align-items: flex-end;
            padding-top: 150px;
            padding-bottom: 76px;
            color: #fff;
            background-image: linear-gradient(115deg, rgba(14, 62, 60, .4) 0%, rgba(8, 35, 33, .82) 90%), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
        }

        .article-hero::after {
            content: "";
            position: absolute;
            inset: auto 8% 0 auto;
            width: 170px;
            height: 170px;
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: 50%;
            transform: translate(40px, 50px);
            pointer-events: none;
        }

        .article-hero .breadcrumb,
        .article-hero .cat-badge,
        .article-hero h1,
        .article-hero .entry-lead,
        .article-hero .entry-byline {
            position: relative;
            z-index: 3;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: .35em .5em;
            font-size: 14px;
            color: rgba(255, 255, 255, .68);
            margin-bottom: 22px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, .94);
            transition: color .2s ease, background .2s ease;
            border-radius: 4px;
        }

        .breadcrumb a:hover {
            color: #fff;
            background: rgba(255, 255, 255, .1);
        }

        .breadcrumb .sep {
            color: var(--secondary);
            font-weight: 400;
        }

        .breadcrumb .current {
            max-width: 380px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            color: rgba(255, 255, 255, .6);
        }

        .entry-head {
            max-width: 880px;
        }

        .cat-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(188, 132, 84, .16);
            border: 1px solid rgba(188, 132, 84, .45);
            color: #F0DCC6;
            font-size: 13px;
            font-weight: 600;
            padding: .18em .7em;
            border-radius: 999px;
            margin-bottom: 16px;
        }

        .article-hero h1 {
            color: #fff;
            font-size: clamp(30px, 4.3vw, 48px);
            line-height: 1.25;
            margin-bottom: 18px;
            max-width: 11em;
        }

        .entry-byline {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: .4rem 1.2rem;
            color: rgba(255, 255, 255, .66);
            font-size: 14px;
            margin-top: 6px;
        }

        .entry-byline .meta-dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .35);
        }

        .entry-lead {
            color: rgba(255, 255, 255, .88);
            font-size: 17px;
            max-width: 780px;
            line-height: 1.8;
            margin-top: 22px;
        }

        .article-main {
            margin-top: -42px;
            position: relative;
            z-index: 4;
        }

        .article-shell {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            max-width: 860px;
            padding: clamp(28px, 5vw, 66px);
            position: relative;
        }

        .post-content {
            max-width: 760px;
            margin: 0 auto;
        }

        .post-content p {
            margin: 0 0 1.5em;
            font-size: 17px;
        }

        .post-content h2 {
            font-size: 27px;
            margin-top: 2.1em;
            margin-bottom: .55em;
            line-height: 1.4;
        }

        .post-content h3 {
            font-size: 21px;
            margin-top: 1.8em;
            margin-bottom: .5em;
        }

        .post-content blockquote {
            margin: 1.8em 0;
            padding: .25em 1.25em;
            border-left: 4px solid var(--secondary);
            background: #FBF7F0;
            color: var(--muted);
            border-radius: 0 10px 10px 0;
        }

        .post-content img {
            border-radius: 12px;
            margin: 1.4em auto;
            box-shadow: var(--shadow-sm);
        }

        .post-content figcaption {
            text-align: center;
            font-size: 14px;
            color: var(--muted);
            margin: -1em 0 1.6em;
        }

        .post-content pre {
            background: #f1f0eb;
            border-radius: 10px;
            padding: 1.1rem 1.2rem;
            overflow-x: auto;
            color: #2b3b3a;
            font-size: 14px;
            line-height: 1.7;
        }

        .post-content code {
            font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
            background: rgba(32, 48, 48, .06);
            padding: .15em .35em;
            border-radius: 4px;
            font-size: .9em;
        }

        .post-content pre code {
            background: transparent;
            padding: 0;
        }

        .post-content a {
            color: var(--primary);
            border-bottom: 1px solid rgba(11, 91, 91, .22);
            transition: border-color .2s ease, color .2s ease;
        }

        .post-content a:hover {
            color: var(--primary-700);
            border-bottom-color: var(--primary);
        }

        .post-toolbar {
            border-top: 1px solid var(--line);
            margin-top: 52px;
            padding-top: 28px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
        }

        .post-tags,
        .post-share-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .post-tag {
            display: inline-block;
            background: rgba(188, 132, 84, .14);
            color: #9A6A3B;
            border-radius: 5px;
            font-size: 13px;
            padding: .22em .75em;
        }

        .text-button {
            background: transparent;
            border: 1px solid var(--line);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            gap: .45em;
            font-size: 14px;
            padding: .55rem 1.05rem;
            color: var(--ink);
            transition: background .2s ease, border-color .2s ease, color .2s ease;
            cursor: pointer;
        }

        .text-button:hover,
        .text-button:focus-visible {
            background: var(--primary-tint);
            border-color: rgba(11, 91, 91, .3);
            color: var(--primary);
            outline: none;
        }

        .related-zone {
            padding: 76px 0 88px;
            background: linear-gradient(180deg, #F3EFE7 0%, #F8F5EF 100%);
        }

        .related-zone .section-title {
            font-size: 30px;
            margin-bottom: .2em;
        }

        .related-zone .section-intro {
            color: var(--muted);
            max-width: 620px;
            margin-bottom: 2.2rem;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .direction-card {
            background: #fff;
            border-radius: 16px;
            border: 1px solid rgba(230, 221, 208, .75);
            box-shadow: var(--shadow-sm);
            padding: 28px 24px 24px;
            display: flex;
            flex-direction: column;
            min-height: 220px;
            position: relative;
            transition: transform .22s ease, box-shadow .22s ease;
        }

        .direction-card:hover,
        .direction-card:focus-visible {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            outline: none;
        }

        .direction-card .card-num {
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .08em;
            color: var(--secondary);
            margin-bottom: 8px;
        }

        .direction-card h3 {
            font-size: 18px;
            margin-bottom: 10px;
        }

        .direction-card p {
            color: var(--muted);
            font-size: 15px;
            margin-bottom: 20px;
        }

        .direction-card .card-link {
            margin-top: auto;
            font-weight: 600;
            font-size: 14px;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .direction-card .card-link .arrow {
            transition: transform .2s ease;
        }

        .direction-card:hover .card-link .arrow {
            transform: translateX(4px);
        }

        .not-found-section {
            position: relative;
            min-height: 92vh;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            background-image: linear-gradient(118deg, rgba(15, 65, 58, .3) 0%, rgba(5, 30, 28, .88) 100%), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            padding-top: 120px;
            padding-bottom: 70px;
        }

        .not-found-inner {
            position: relative;
            z-index: 2;
            max-width: 760px;
            text-align: center;
            padding: 56px 32px;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .16);
            box-shadow: var(--shadow-lg);
            border-radius: 22px;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }

        .not-found-inner h1 {
            color: #fff;
            font-size: clamp(34px, 5vw, 52px);
            margin-bottom: .6em;
        }

        .not-found-inner p {
            color: rgba(255, 255, 255, .86);
            font-size: 17px;
            max-width: 560px;
            margin: 0 auto 1.8em;
        }

        .not-found-inner .btn-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .site-footer {
            background: var(--deep-2);
            color: #CAD4D1;
            padding: 64px 0 0;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2.1fr 1.1fr 1.1fr 1.3fr;
            gap: 46px;
            padding-bottom: 52px;
        }

        .footer-brand .site-logo {
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand .site-logo .logo-sub {
            color: rgba(255, 255, 255, .5);
            border-left-color: rgba(255, 255, 255, .25);
        }

        .footer-intro {
            color: rgba(202, 212, 209, .7);
            max-width: 380px;
            font-size: 15px;
            margin: 1rem 0 1.5rem;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            width: 39px;
            height: 39px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, .16);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, .78);
            transition: background .2s ease, color .2s ease, border-color .2s ease;
        }

        .footer-social a:hover {
            background: rgba(255, 255, 255, .1);
            color: #fff;
            border-color: rgba(255, 255, 255, .4);
        }

        .footer-col .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1.4rem;
            letter-spacing: .04em;
        }

        .footer-col .footer-title::before {
            content: "";
            display: inline-block;
            width: 4px;
            height: 18px;
            border-radius: 4px;
            background: var(--secondary);
            margin-right: 8px;
            vertical-align: middle;
        }

        .footer-links {
            list-style: none;
            display: grid;
            gap: .8rem;
        }

        .footer-links a {
            color: rgba(202, 212, 209, .68);
            transition: color .2s ease, padding-left .2s ease;
            position: relative;
        }

        .footer-links a:hover,
        .footer-links a:focus-visible {
            color: #fff;
            padding-left: 6px;
            outline: none;
        }

        .footer-col-text {
            color: rgba(202, 212, 209, .52);
            line-height: 1.9;
            font-size: 14px;
        }

        .footer-bottom {
            padding: 1.3rem 0;
            border-top: 1px solid rgba(255, 255, 255, .1);
            color: rgba(202, 212, 209, .5);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: .5em 2em;
            font-size: 13px;
        }

        .footer-bottom p {
            margin: 0;
        }

        @media (max-width: 1100px) {
            .nav-menu {
                gap: 2px;
            }

            .nav-menu a {
                padding: .45rem .5rem;
                font-size: 14px;
            }

            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 1024px) {
            h1 {
                font-size: 36px;
            }

            .article-hero {
                min-height: 350px;
                padding-top: 130px;
                padding-bottom: 56px;
            }
        }

        @media (max-width: 991px) {
            .nav-wrap {
                position: fixed;
                top: 0;
                right: 0;
                bottom: 0;
                width: min(76vw, 360px);
                background: #FCFAF6;
                box-shadow: -20px 0 60px rgba(18, 44, 40, .18);
                transform: translateX(105%);
                transition: transform .3s ease;
                visibility: hidden;
                z-index: 105;
                padding: 112px 34px 40px;
                overflow-y: auto;
            }

            body.menu-open .nav-wrap {
                transform: translateX(0);
                visibility: visible;
            }

            .nav-menu {
                flex-direction: column;
                align-items: stretch;
                gap: 14px;
            }

            .nav-menu a {
                display: block;
                font-size: 23px;
                font-weight: 600;
                color: var(--ink);
                padding: .75rem .8rem;
                border-radius: 12px;
            }

            .nav-menu a:hover,
            .site-header .nav-menu a:hover,
            .site-header:not(.is-scrolled) .nav-menu a:hover {
                background: var(--primary-tint);
                color: var(--primary);
            }

            .nav-menu li.active a,
            .site-header .nav-menu li.active a,
            .site-header.is-scrolled .nav-menu li.active a {
                box-shadow: none;
                color: var(--primary);
                background: rgba(11, 91, 91, .05);
            }

            .nav-toggle {
                display: inline-flex;
            }

            .header-cta {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .site-header .header-inner {
                min-height: 68px;
            }

            .site-logo {
                font-size: 19px;
            }

            .site-logo .logo-sub {
                display: none;
            }

            .reading-progress {
                top: 68px;
            }

            .article-hero {
                min-height: 320px;
                padding-top: 112px;
                padding-bottom: 50px;
            }

            .article-hero h1 {
                font-size: 30px;
            }

            .container,
            .container-narrow {
                padding-left: 20px;
                padding-right: 20px;
            }

            .article-main {
                margin-top: -26px;
            }

            .post-content p {
                font-size: 16px;
                line-height: 1.86;
            }

            .post-toolbar {
                flex-direction: column;
                align-items: flex-start;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px 24px;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }

            .related-zone {
                padding: 52px 0 64px;
            }
        }

        @media (max-width: 540px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }

            .related-grid {
                grid-template-columns: 1fr;
            }

            .entry-byline {
                flex-direction: column;
                align-items: flex-start;
                gap: .3rem 0;
            }

            .entry-byline .meta-dot {
                display: none;
            }

            .breadcrumb .current {
                white-space: normal;
                max-width: 92%;
            }

            .not-found-inner {
                padding: 40px 22px;
            }
        }

/* roulang page: category2 */
:root{
  --primary:#0B5B5B;
  --primary-deep:#074E4E;
  --secondary:#BC8454;
  --paper:#F8F5EF;
  --surface:#FFFFFF;
  --deep:#0E2F2D;
  --deep-green:#112D2B;
  --ink:#203030;
  --ink-soft:#5F6B69;
  --ink-faint:#8D9693;
  --line:#E6DDD0;
  --line-soft:#EFE8DD;
  --glass-border:rgba(255,255,255,0.3);
  --teal-tint:#EDF3F0;
  --radius-sm:4px;
  --radius-md:8px;
  --radius-lg:14px;
  --radius-xl:18px;
  --shadow-xs:0 2px 6px rgba(25,45,40,.06);
  --shadow-md:0 12px 32px rgba(25,45,40,.08);
  --shadow-lg:0 20px 60px rgba(18,44,40,.12);
  --font-main:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",system-ui,-apple-system,sans-serif;
}
*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}
html{
  scroll-behavior:smooth;
  scroll-padding-top:88px;
}
body{
  font-family:var(--font-main);
  background:var(--paper);
  color:var(--ink);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{
  max-width:100%;
  display:block;
}
a{
  color:inherit;
  text-decoration:none;
  transition:color .25s ease, background .25s ease, border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}
button{
  font-family:inherit;
  border:none;
  background:none;
  cursor:pointer;
}
ul{
  list-style:none;
}
.container{
  width:min(1200px, calc(100% - 48px));
  margin:0 auto;
}
.section{
  padding:88px 0;
}
.section-sm{
  padding:56px 0;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:.78rem;
  letter-spacing:.12em;
  color:var(--secondary);
  font-weight:600;
  text-transform:uppercase;
  margin-bottom:12px;
}
.eyebrow::before{
  content:"";
  width:22px;
  height:1px;
  background:var(--secondary);
  opacity:.6;
}
.section-head{
  max-width:860px;
  margin-bottom:42px;
}
.section-title{
  font-size:clamp(28px,3.4vw,40px);
  font-weight:700;
  letter-spacing:.01em;
  line-height:1.35;
  color:var(--ink);
}
.section-title .accent{
  color:var(--primary);
}
.section-desc{
  margin-top:16px;
  color:var(--ink-soft);
  font-size:1.04rem;
  max-width:760px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5rem;
  min-height:48px;
  padding:.85rem 1.7rem;
  border-radius:var(--radius-md);
  font-weight:600;
  font-size:.98rem;
  line-height:1.4;
  transition:background .25s ease,color .25s ease,transform .2s ease,box-shadow .2s ease,border-color .25s ease;
  text-align:center;
}
.btn svg{
  width:17px;
  height:17px;
  fill:currentColor;
}
.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:0 8px 20px rgba(11,91,91,.18);
}
.btn-primary:hover{
  background:var(--primary-deep);
  transform:translateY(-2px);
  box-shadow:0 14px 28px rgba(11,91,91,.22);
}
.btn-primary:active{
  transform:translateY(0);
  box-shadow:0 4px 12px rgba(11,91,91,.15);
}
.btn-primary:focus-visible{
  outline:3px solid rgba(11,91,91,.28);
  outline-offset:2px;
}
.btn-outline{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.45);
  color:#fff;
}
.btn-outline:hover{
  background:rgba(255,255,255,.16);
  border-color:rgba(255,255,255,.65);
  transform:translateY(-2px);
}
.btn-outline:active{
  transform:translateY(0);
  background:rgba(255,255,255,.1);
}
.btn-outline:focus-visible{
  outline:3px solid rgba(255,255,255,.35);
  outline-offset:2px;
}
.btn-copper{
  background:var(--secondary);
  color:#fff;
  box-shadow:0 9px 22px rgba(188,132,84,.22);
}
.btn-copper:hover{
  background:#A9703D;
  transform:translateY(-2px);
  box-shadow:0 14px 30px rgba(188,132,84,.26);
}
.btn-copper:active{
  transform:translateY(0);
  box-shadow:0 6px 14px rgba(188,132,84,.18);
}
.site-header{
  position:absolute;
  top:0;
  left:0;
  width:100%;
  z-index:100;
  background:rgba(255,255,255,0.09);
  backdrop-filter:blur(18px) saturate(1.2);
  -webkit-backdrop-filter:blur(18px) saturate(1.2);
  border-bottom:1px solid rgba(255,255,255,.16);
  transition:background .35s ease,box-shadow .35s ease,border-color .35s ease,transform .35s ease;
}
.header-inner{
  height:76px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.site-logo{
  display:inline-flex;
  flex-direction:column;
  line-height:1.25;
}
.logo-cn{
  font-size:1.3rem;
  font-weight:700;
  letter-spacing:.02em;
  color:#fff;
  transition:color .35s ease;
}
.logo-sub{
  display:block;
  font-size:.55rem;
  letter-spacing:.18em;
  color:rgba(255,255,255,.72);
  margin-top:2px;
  transition:color .35s ease;
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:28px;
}
.nav-menu{
  display:flex;
  align-items:center;
  gap:4px;
}
.nav-menu a{
  display:block;
  padding:.48rem .85rem;
  border-radius:var(--radius-md);
  font-size:.96rem;
  font-weight:500;
  color:rgba(255,255,255,.92);
  position:relative;
  transition:color .25s ease,background .25s ease;
}
.nav-menu a:hover{
  color:#fff;
  background:rgba(255,255,255,.12);
}
.nav-menu li.active a{
  color:#fff;
  font-weight:600;
}
.nav-menu li.active a::after{
  content:"";
  position:absolute;
  left:.9rem;
  right:.9rem;
  bottom:.1rem;
  height:2px;
  background:var(--secondary);
  border-radius:2px;
}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  align-items:center;
  justify-content:center;
  border-radius:var(--radius-sm);
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);
  position:relative;
  z-index:130;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  display:block;
  width:20px;
  height:2px;
  background:#fff;
  border-radius:2px;
  transition:transform .3s ease,opacity .3s ease;
}
.nav-toggle span::before{
  transform:translateY(-6px);
}
.nav-toggle span::after{
  transform:translateY(4px);
}
.nav-toggle.open span{
  background:transparent;
}
.nav-toggle.open span::before{
  transform:translateY(-1px) rotate(45deg);
}
.nav-toggle.open span::after{
  transform:translateY(-1px) rotate(-45deg);
}
.site-header.scrolled{
  position:fixed;
  background:#FCFAF6;
  border-bottom-color:#E7DFD3;
  box-shadow:0 4px 20px rgba(23,36,32,.06);
}
.site-header.scrolled .logo-cn{
  color:var(--ink);
}
.site-header.scrolled .logo-sub{
  color:rgba(32,48,48,.55);
}
.site-header.scrolled .nav-menu a{
  color:var(--ink-soft);
}
.site-header.scrolled .nav-menu a:hover{
  color:var(--primary);
  background:rgba(11,91,91,.07);
}
.site-header.scrolled .nav-menu li.active a{
  color:var(--primary);
}
.site-header.scrolled .nav-menu li.active a::after{
  background:var(--secondary);
}
.category-hero{
  position:relative;
  color:#fff;
  padding:210px 0 86px;
  background:linear-gradient(120deg, rgba(11,91,91,.22), rgba(15,40,38,.86)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  overflow:hidden;
}
.category-hero::after{
  content:"";
  position:absolute;
  right:-160px;
  top:-180px;
  width:440px;
  height:440px;
  border:1px solid rgba(255,255,255,.13);
  border-radius:50%;
  pointer-events:none;
}
.category-hero::before{
  content:"";
  position:absolute;
  left:-90px;
  bottom:-170px;
  width:320px;
  height:320px;
  border:1px solid rgba(188,132,84,.22);
  border-radius:50%;
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:2;
}
.crumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:.9rem;
  color:rgba(255,255,255,.78);
  margin-bottom:28px;
}
.crumb a:hover{
  color:#fff;
}
.crumb-sep{
  color:var(--secondary);
  font-weight:300;
}
.crumb .current{
  color:rgba(255,255,255,.92);
}
.hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:#F1B078;
  font-size:.8rem;
  font-weight:600;
  letter-spacing:.08em;
  margin-bottom:14px;
  background:rgba(188,132,84,.14);
  border:1px solid rgba(188,132,84,.3);
  padding:.22rem .8rem;
  border-radius:100px;
}
.category-hero h1{
  font-size:clamp(32px,4.2vw,52px);
  line-height:1.25;
  letter-spacing:.01em;
  font-weight:700;
  max-width:980px;
  margin-bottom:18px;
}
.category-hero h1 .brand-line{
  color:#fff;
}
.category-hero .lead{
  max-width:780px;
  font-size:1.1rem;
  color:rgba(255,255,255,.9);
  line-height:1.8;
  margin-bottom:32px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
}
.guide-strip{
  border-bottom:1px solid var(--line);
  background:rgba(255,255,255,.72);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.guide-strip-list{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:2rem;
  padding:32px 0;
}
.guide-item{
  display:flex;
  gap:14px;
  align-items:flex-start;
}
.guide-item-icon{
  width:42px;
  height:42px;
  flex:0 0 42px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(11,91,91,.1);
  color:var(--primary);
  font-weight:700;
}
.guide-item h3{
  font-size:1rem;
  margin-bottom:6px;
}
.guide-item p{
  font-size:.9rem;
  color:var(--ink-soft);
  line-height:1.7;
}
.modules-section{
  background:#fff;
}
.modules-section .section-head{
  border-bottom:1px solid var(--line-soft);
  padding-bottom:34px;
}
.module-grid{
  display:flex;
  flex-direction:column;
  gap:56px;
}
.module-item{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:52px;
  align-items:center;
  scroll-margin-top:100px;
}
.module-item.flip .module-text{
  order:2;
}
.module-item.flip .module-media{
  order:1;
}
.module-no{
  display:inline-flex;
  align-items:center;
  gap:14px;
  color:var(--secondary);
  font-size:.82rem;
  letter-spacing:.14em;
  font-weight:700;
  margin-bottom:10px;
}
.module-no::after{
  content:"";
  width:44px;
  height:1px;
  background:rgba(188,132,84,.5);
}
.module-tag{
  display:inline-block;
  font-size:.78rem;
  color:#9A6A3B;
  background:rgba(188,132,84,.14);
  padding:.15em .7em;
  border-radius:var(--radius-sm);
  margin-bottom:14px;
}
.module-item h2{
  font-size:clamp(25px,3vw,34px);
  line-height:1.4;
  letter-spacing:.01em;
  color:var(--ink);
  margin-bottom:18px;
}
.module-item h2 .underline-deco{
  display:inline-block;
  border-bottom:4px solid rgba(188,132,84,.4);
  padding-bottom:2px;
}
.module-text p{
  color:var(--ink-soft);
  margin-bottom:16px;
  font-size:1rem;
}
.module-text .desc-points{
  margin:16px 0 8px;
}
.module-text .desc-points li{
  position:relative;
  padding-left:24px;
  margin-bottom:8px;
  color:var(--ink-soft);
  font-size:.96rem;
}
.module-text .desc-points li::before{
  content:"";
  position:absolute;
  left:2px;
  top:.72em;
  width:8px;
  height:8px;
  border-radius:50%;
  border:2px solid var(--secondary);
  opacity:.75;
}
.module-link{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--primary);
  font-weight:600;
  font-size:.95rem;
  margin-top:6px;
  padding:.35rem 0;
}
.module-link svg{
  width:16px;
  height:16px;
  fill:currentColor;
  transition:transform .3s ease;
}
.module-link:hover{
  color:var(--primary-deep);
}
.module-link:hover svg{
  transform:translateX(4px);
}
.module-media{
  border-radius:var(--radius-xl);
  overflow:hidden;
  box-shadow:var(--shadow-md);
  position:relative;
  aspect-ratio:4/3;
  background:var(--teal-tint);
}
.module-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .8s ease;
}
.module-media:hover img{
  transform:scale(1.035);
}
.module-media::after{
  content:"";
  position:absolute;
  inset:14px;
  border:1px solid rgba(255,255,255,.22);
  border-radius:calc(var(--radius-xl) - 8px);
  pointer-events:none;
}
.scenario-section{
  background:var(--paper);
}
.scenario-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  margin-top:8px;
}
.scenario-card{
  background:#fff;
  border:1px solid var(--line-soft);
  border-radius:var(--radius-lg);
  padding:30px 26px;
  box-shadow:var(--shadow-xs);
  transition:transform .28s ease,box-shadow .3s ease,border-color .3s ease;
  position:relative;
}
.scenario-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-md);
  border-color:#D9CBB8;
}
.scenario-card .scenario-icon{
  width:48px;
  height:48px;
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(11,91,91,.1);
  color:var(--primary);
  font-weight:700;
  font-size:1.1rem;
  margin-bottom:22px;
}
.scenario-card h3{
  font-size:1.12rem;
  margin-bottom:10px;
  color:var(--ink);
}
.scenario-card p{
  color:var(--ink-soft);
  font-size:.95rem;
}
.topic-link-section{
  background:var(--deep-green);
  color:#fff;
  overflow:hidden;
}
.topic-link-section .section-title{
  color:#fff;
}
.topic-link-section .section-desc{
  color:rgba(255,255,255,.72);
}
.topic-card-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
}
.topic-card{
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  min-height:210px;
  padding:28px 24px;
  border-radius:var(--radius-lg);
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  color:#fff;
  transition:background .28s ease,transform .28s ease,border-color .28s ease;
}
.topic-card:hover{
  background:rgba(255,255,255,.12);
  transform:translateY(-4px);
  border-color:rgba(188,132,84,.8);
}
.topic-card .topic-num{
  font-size:.78rem;
  letter-spacing:.14em;
  color:rgba(255,255,255,.5);
}
.topic-card h3{
  font-size:1.16rem;
  margin:16px 0 8px;
}
.topic-card span{
  color:rgba(255,255,255,.72);
  font-size:.9rem;
}
.topic-card .topic-arrow{
  width:16px;
  height:16px;
  fill:var(--secondary);
  margin-top:16px;
}
.topic-card:hover .topic-arrow{
  transform:translateX(4px);
}
.faq-section{
  background:#fff;
}
.faq-layout{
  display:grid;
  grid-template-columns:1fr 1.5fr;
  gap:56px;
  align-items:start;
}
.faq-intro h2{
  font-size:clamp(26px,3vw,36px);
  margin-bottom:14px;
}
.faq-intro p{
  color:var(--ink-soft);
  margin-bottom:24px;
}
.faq-intro .more-help{
  background:var(--paper);
  border-radius:var(--radius-lg);
  padding:20px 22px;
  border:1px solid var(--line-soft);
  font-size:.95rem;
  color:var(--ink-soft);
}
.faq-intro .more-help strong{
  color:var(--primary);
  display:block;
  margin-bottom:6px;
}
.faq-list{
  border-top:1px solid var(--line);
}
.faq-item{
  border-bottom:1px solid var(--line);
}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  text-align:left;
  padding:18px 2px;
  font-size:1.02rem;
  font-weight:600;
  color:var(--ink);
  min-height:58px;
}
.faq-q:hover{
  color:var(--primary);
}
.faq-q .faq-icon{
  flex:0 0 34px;
  width:34px;
  height:34px;
  color:var(--primary);
  background:rgba(11,91,91,.06);
  border-radius:50%;
  position:relative;
  transition:transform .35s ease,background .35s ease;
}
.faq-q .faq-icon::before,
.faq-q .faq-icon::after{
  content:"";
  position:absolute;
  top:50%;
  left:50%;
  width:14px;
  height:2px;
  background:var(--primary);
  border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-q .faq-icon::after{
  transform:translate(-50%,-50%) rotate(90deg);
}
.faq-item.open .faq-icon{
  transform:rotate(45deg);
  background:rgba(11,91,91,.12);
}
.faq-q:focus-visible{
  outline:3px solid rgba(11,91,91,.25);
  outline-offset:3px;
  border-radius:var(--radius-sm);
}
.faq-a{
  max-height:0;
  overflow:hidden;
  color:var(--ink-soft);
  transition:max-height .4s ease;
}
.faq-item.open .faq-a{
  max-height:300px;
}
.faq-a-inner{
  padding:0 42px 22px 2px;
}
.faq-a p + p{
  margin-top:12px;
}
.faq-a strong{
  color:var(--ink);
}
.cta-band{
  background:var(--deep);
  color:#fff;
  padding:60px 0;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity:.18;
  pointer-events:none;
}
.cta-band .container{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:28px;
}
.cta-band h2{
  font-size:clamp(24px,3vw,34px);
  line-height:1.4;
}
.cta-band p{
  color:rgba(255,255,255,.72);
  margin-top:8px;
  max-width:560px;
}
.cta-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}
.site-footer{
  background:#1A2422;
  color:#CAD4D1;
  padding-top:72px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr;
  gap:44px;
  padding-bottom:40px;
}
.footer-brand .site-logo{
  margin-bottom:14px;
}
.footer-intro{
  font-size:.92rem;
  color:rgba(255,255,255,.54);
  max-width:340px;
  margin:18px 0 22px;
}
.footer-social{
  display:flex;
  gap:10px;
}
.footer-social a{
  width:36px;
  height:36px;
  border-radius:10px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:rgba(255,255,255,.08);
  color:rgba(255,255,255,.7);
  transition:background .25s,color .25s,transform .25s;
}
.footer-social a:hover{
  background:var(--secondary);
  color:#fff;
  transform:translateY(-2px);
}
.footer-title{
  color:#EBEFED;
  font-size:.95rem;
  font-weight:600;
  margin-bottom:16px;
}
.footer-links li{
  margin-bottom:12px;
}
.footer-links a{
  color:rgba(255,255,255,.58);
  font-size:.92rem;
  transition:color .25s ease,padding-left .25s ease;
}
.footer-links a:hover{
  color:#fff;
  padding-left:4px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:24px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:.86rem;
  color:rgba(255,255,255,.4);
}
.footer-note{
  line-height:1.8;
}
.footer-copy{
  white-space:nowrap;
}
@media(max-width:992px){
  .section{
    padding:64px 0;
  }
  .nav-wrap{
    position:fixed;
    top:0;
    right:-320px;
    width:300px;
    height:100vh;
    margin:0;
    background:#FCFAF6;
    box-shadow:-12px 0 34px rgba(23,36,32,.12);
    border-left:1px solid var(--line-soft);
    align-items:flex-start;
    padding:100px 26px 30px;
    transition:right .35s ease;
  }
  .nav-wrap.open{
    right:0;
  }
  .nav-menu{
    flex-direction:column;
    width:100%;
    gap:6px;
  }
  .nav-menu a{
    color:var(--ink);
    width:100%;
    padding:.85rem 1rem;
    font-size:1.05rem;
    border-radius:10px;
  }
  .nav-menu a:hover{
    background:rgba(11,91,91,.08);
    color:var(--primary);
  }
  .nav-menu li.active a{
    color:var(--primary);
    font-weight:600;
    background:rgba(11,91,91,.06);
  }
  .nav-menu li.active a::after{
    left:auto;
    right:auto;
    position:static;
    width:0;
  }
  .site-header.scrolled .nav-menu a{
    color:var(--ink);
  }
  .nav-toggle{
    display:flex;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:32px;
  }
  .module-item{
    grid-template-columns:1fr;
    gap:28px;
  }
  .module-item.flip .module-text{
    order:1;
  }
  .module-item.flip .module-media{
    order:2;
  }
  .scenario-grid{
    grid-template-columns:1fr 1fr;
  }
  .topic-card-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .faq-layout{
    grid-template-columns:1fr;
    gap:32px;
  }
}
@media(max-width:767px){
  .container{
    width:min(100% - 32px,1200px);
  }
  body{
    font-size:15px;
  }
  .category-hero{
    padding:150px 0 56px;
  }
  .category-hero h1{
    font-size:clamp(27px,8vw,38px);
    line-height:1.35;
  }
  .category-hero .lead{
    font-size:1rem;
  }
  .hero-actions{
    flex-direction:column;
    align-items:stretch;
  }
  .guide-strip-list{
    grid-template-columns:1fr;
    gap:18px;
    padding:24px 0;
  }
  .scenario-grid{
    grid-template-columns:1fr;
  }
  .topic-card-grid{
    grid-template-columns:1fr;
    gap:14px;
  }
  .topic-card{
    min-height:140px;
  }
  .footer-grid{
    grid-template-columns:1fr;
  }
  .cta-band .container{
    flex-direction:column;
    align-items:flex-start;
  }
  .footer-bottom{
    flex-direction:column-reverse;
    padding-bottom:28px;
    justify-content:flex-start;
  }
  .btn{
    width:100%;
  }
}
@media(max-width:520px){
  .module-item{
    gap:22px;
  }
  .section-title{
    font-size:1.6rem;
  }
  .faq-a-inner{
    padding-right:10px;
  }
  .topic-card{
    padding:22px 18px;
  }
}

/* roulang page: category3 */
:root{
  --primary:#0B5B5B;
  --primary-deep:#064C4C;
  --secondary:#BC8454;
  --secondary-deep:#9A6A3B;
  --paper:#F8F5EF;
  --surface:#FFFFFF;
  --deep:#112D2B;
  --ink:#203030;
  --muted:#6A7472;
  --faint:#99A3A0;
  --line:#E6DDD0;
  --line-soft:#EFE8DE;
  --tint:#EDF3F0;
  --container:1220px;
  --radius-xs:4px;
  --radius-sm:6px;
  --radius-md:12px;
  --radius-lg:16px;
  --shadow-xs:0 2px 6px rgba(25,45,40,.05);
  --shadow-sm:0 6px 18px rgba(25,45,40,.06);
  --shadow-md:0 14px 32px rgba(25,45,40,.09);
  --shadow-lg:0 24px 60px rgba(18,44,40,.13);
  --space:80px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  min-height:100vh;
}
ul,ol{list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;border:0;background:none;cursor:pointer;color:inherit}
img{display:block;max-width:100%}
input,textarea{font:inherit}
::selection{background:rgba(11,91,91,.16);color:var(--ink)}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:3px solid rgba(11,91,91,.28);
  outline-offset:2px;
  border-radius:4px;
}
.container{max-width:var(--container);margin:0 auto;padding:0 clamp(16px,4vw,40px)}
.section{padding:clamp(56px,7vw,84px) 0}
.section-tint{background:var(--tint)}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  letter-spacing:.1em;
  color:var(--primary);
  font-weight:600;
  margin-bottom:8px;
}
.eyebrow::before{
  content:"";
  width:22px;
  height:1px;
  background:var(--secondary);
}
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:18px 32px;
  margin-bottom:42px;
}
.section-head h2{
  font-size:clamp(26px,3.2vw,38px);
  line-height:1.3;
  letter-spacing:.01em;
  max-width:760px;
}
.section-head .head-note{
  color:var(--muted);
  max-width:420px;
  font-size:15px;
}
.lead{font-size:18px;color:rgba(255,255,255,.92);max-width:720px;line-height:1.85}
.tag{
  display:inline-flex;
  align-items:center;
  background:rgba(188,132,84,.13);
  color:var(--secondary-deep);
  font-size:13px;
  font-weight:500;
  padding:4px 12px;
  border-radius:var(--radius-xs);
  line-height:1.5;
  letter-spacing:.02em;
}
.tag-light{
  background:rgba(255,255,255,.14);
  color:#fff;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  border-radius:8px;
  font-weight:600;
  font-size:15px;
  line-height:1;
  padding:14px 24px;
  border:1px solid transparent;
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn svg{width:16px;height:16px}
.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:0 4px 14px rgba(11,91,91,.18);
}
.btn-primary:hover{
  background:var(--primary-deep);
  transform:translateY(-2px);
  box-shadow:0 10px 24px rgba(11,91,91,.22);
}
.btn-primary:active{transform:translateY(0)}
.btn-ghost-light{
  border-color:rgba(255,255,255,.55);
  color:#fff;
  background:transparent;
}
.btn-ghost-light:hover{
  background:rgba(255,255,255,.14);
  border-color:rgba(255,255,255,.9);
  transform:translateY(-2px);
}
.btn-outline{
  border-color:rgba(11,91,91,.32);
  color:var(--primary);
  background:transparent;
}
.btn-outline:hover{
  border-color:var(--primary);
  background:rgba(11,91,91,.05);
}
.text-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:600;
  color:var(--primary);
  font-size:15px;
  transition:gap .2s ease,color .2s ease;
}
.text-arrow:hover{
  color:var(--secondary-deep);
  gap:10px;
}
.text-arrow .arrow{
  transition:transform .2s ease;
}
.text-arrow:hover .arrow{
  transform:translateX(3px);
}

/* Header */
.site-header{
  position:absolute;
  top:0;
  left:0;
  width:100%;
  z-index:120;
  color:#fff;
  border-bottom:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);
  backdrop-filter:blur(18px) saturate(1.15);
  -webkit-backdrop-filter:blur(18px) saturate(1.15);
  transition:background .3s ease,border-color .3s ease,box-shadow .3s ease,color .3s ease;
}
.site-header.is-scrolled{
  position:fixed;
  background:#FCFAF6;
  color:var(--ink);
  border-color:var(--line);
  box-shadow:0 6px 24px rgba(23,36,32,.06);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:78px;
}
.brand{
  display:flex;
  flex-direction:column;
  justify-content:center;
  line-height:1.25;
  color:#fff;
  min-width:190px;
  transition:color .3s ease;
}
.site-header.is-scrolled .brand{color:var(--ink)}
.brand-name{
  font-size:19px;
  font-weight:700;
  letter-spacing:.02em;
}
.brand-sub{
  margin-top:4px;
  font-size:10px;
  letter-spacing:.13em;
  color:rgba(255,255,255,.62);
  transition:color .3s ease;
}
.site-header.is-scrolled .brand-sub{color:rgba(32,48,48,.5)}

.nav-wrap{
  display:flex;
  flex:1;
  align-items:center;
  justify-content:center;
  gap:20px;
}
.nav-menu{
  display:flex;
  align-items:center;
  gap:6px;
}
.nav-menu a{
  display:inline-flex;
  align-items:center;
  padding:10px 14px;
  border-radius:8px;
  font-size:15px;
  font-weight:500;
  color:rgba(255,255,255,.9);
  border-bottom:2px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.site-header.is-scrolled .nav-menu a{
  color:var(--ink);
}
.nav-menu a:hover{
  background:rgba(255,255,255,.12);
  color:#fff;
}
.site-header.is-scrolled .nav-menu a:hover{
  background:rgba(11,91,91,.06);
  color:var(--primary-deep);
}
.nav-menu li.active a{
  color:#fff;
  border-bottom-color:var(--secondary);
}
.site-header.is-scrolled .nav-menu li.active a{
  color:var(--primary);
  border-bottom-color:var(--primary);
}
.header-actions{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:12px;
  min-width:300px;
}
.header-search input{
  width:176px;
  height:42px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.34);
  border-radius:8px;
  color:#fff;
  padding:0 13px;
  font-size:14px;
  transition:background .3s,border-color .3s,box-shadow .3s;
}
.header-search input::placeholder{color:rgba(255,255,255,.65)}
.header-search input:focus{
  outline:0;
  border-color:#fff;
  background:rgba(255,255,255,.18);
  box-shadow:0 0 0 4px rgba(255,255,255,.08);
}
.site-header.is-scrolled .header-search input{
  background:#fff;
  color:var(--ink);
  border-color:var(--line);
}
.site-header.is-scrolled .header-search input::placeholder{color:var(--faint)}
.site-header.is-scrolled .header-search input:focus{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(11,91,91,.08);
}
.nav-cta{padding:10px 17px;font-size:14px}
.nav-toggle{
  display:none;
  width:46px;
  height:46px;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(255,255,255,.28);
  border-radius:8px;
  background:rgba(255,255,255,.06);
  color:inherit;
}
.site-header.is-scrolled .nav-toggle{border-color:var(--line);background:#fff}
.nav-toggle .bar{
  display:block;
  width:20px;
  height:2px;
  margin:5px auto;
  background:currentColor;
  border-radius:2px;
  transition:transform .25s ease,opacity .25s ease;
}
.nav-toggle.is-active .bar:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-active .bar:nth-child(2){opacity:0}
.nav-toggle.is-active .bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-search{display:none}

/* Category hero */
.category-hero{
  position:relative;
  color:#fff;
  min-height:440px;
  display:flex;
  align-items:center;
  padding:170px 0 80px;
  background:
    linear-gradient(112deg,rgba(12,63,61,.88) 0%,rgba(16,45,43,.75) 55%,rgba(16,45,43,.48) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  overflow:hidden;
}
.category-hero::after{
  content:"";
  position:absolute;
  width:380px;
  height:380px;
  right:-130px;
  bottom:-180px;
  border:1px solid rgba(255,255,255,.14);
  border-radius:50%;
  pointer-events:none;
}
.category-hero .container{position:relative;z-index:2}
.breadcrumb{
  margin-bottom:24px;
  font-size:14px;
  color:rgba(255,255,255,.7);
}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:6px}
.breadcrumb li{display:flex;align-items:center}
.breadcrumb li + li::before{
  content:"/";
  margin:0 8px 0 4px;
  color:rgba(255,255,255,.55);
}
.breadcrumb a{color:rgba(255,255,255,.85);transition:color .2s}
.breadcrumb a:hover{color:#fff}
.category-hero h1{
  font-size:clamp(30px,4.3vw,46px);
  line-height:1.3;
  font-weight:700;
  letter-spacing:.01em;
  max-width:820px;
  margin-bottom:18px;
  text-wrap:balance;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}

/* Intro strip */
.intro-strip{
  background:#fff;
  border-bottom:1px solid var(--line-soft);
}
.intro-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:clamp(24px,5vw,70px);
  padding:clamp(32px,5vw,58px) 0;
  align-items:center;
}
.intro-grid h2{
  font-size:clamp(22px,2.6vw,32px);
  line-height:1.45;
  letter-spacing:.01em;
  max-width:480px;
}
.intro-grid .intro-copy p{
  color:var(--muted);
}
.intro-grid .intro-copy .tag{margin-bottom:10px}

/* Guide section */
.guide-section{
  background:var(--paper);
}
.guide-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 340px;
  gap:28px;
  align-items:start;
}
.guide-main{
  display:grid;
  gap:26px;
}
.guide-card{
  background:var(--surface);
  border:1px solid var(--line-soft);
  border-radius:18px;
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  display:grid;
  grid-template-columns:minmax(0,1.02fr) minmax(0,1fr);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.guide-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:#dcd3c6;
}
.guide-card.flip .guide-media{order:2}
.guide-media{
  position:relative;
  min-height:270px;
  overflow:hidden;
  background:var(--tint);
}
.guide-media img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .6s ease;
}
.guide-card:hover .guide-media img{transform:scale(1.035)}
.guide-content{
  padding:clamp(24px,3vw,38px);
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:14px;
}
.guide-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  margin-bottom:4px;
}
.guide-meta .time{
  font-size:13px;
  color:var(--faint);
}
.guide-content h3{
  font-size:clamp(19px,2vw,25px);
  line-height:1.5;
  letter-spacing:.01em;
}
.guide-content p{
  color:var(--muted);
  font-size:15.5px;
  margin:0;
}
.guide-content .text-arrow{
  margin-top:8px;
}

/* Guide rail */
.guide-rail{
  display:grid;
  gap:20px;
  position:sticky;
  top:110px;
}
.rail-card{
  background:var(--surface);
  border:1px solid var(--line-soft);
  border-radius:16px;
  box-shadow:var(--shadow-xs);
  padding:24px;
}
.rail-card.dark{
  background:var(--deep);
  border-color:var(--deep);
  color:#fff;
}
.rail-card.dark .rail-card-title{
  color:#fff;
}
.rail-index{
  font-size:12px;
  color:var(--secondary);
  letter-spacing:.12em;
  font-weight:600;
  margin-bottom:8px;
  display:block;
}
.rail-card-title{
  font-size:18px;
  font-weight:600;
  color:var(--ink);
  line-height:1.55;
  margin-bottom:10px;
}
.rail-card p{
  color:var(--muted);
  font-size:14.5px;
  line-height:1.7;
}
.rail-card.dark p{color:rgba(255,255,255,.65)}
.rail-list{
  display:grid;
  gap:10px;
  margin-top:14px;
}
.rail-list li{
  display:flex;
  gap:10px;
  color:var(--muted);
  font-size:14px;
  line-height:1.6;
}
.rail-list li::before{
  content:"";
  flex:0 0 6px;
  height:6px;
  border-radius:50%;
  background:var(--secondary);
  margin-top:11px;
}
.rail-list li b{
  display:block;
  color:var(--ink);
  font-weight:600;
  margin-bottom:2px;
}
.rail-card.dark .rail-list li{color:rgba(255,255,255,.6)}
.rail-card.dark .rail-list li b{color:rgba(255,255,255,.95)}
.rail-card.dark .rail-list li::before{background:var(--secondary)}

/* Category link panel */
.category-panel{
  background:var(--tint);
}
.category-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.category-tile{
  background:var(--surface);
  border:1px solid var(--line-soft);
  border-radius:16px;
  padding:26px;
  min-height:210px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:18px;
  box-shadow:var(--shadow-xs);
  position:relative;
  overflow:hidden;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.category-tile::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;
  background:var(--secondary);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .3s ease;
}
.category-tile:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:#d9d0c3;
}
.category-tile:hover::after{transform:scaleX(1)}
.category-tile.current{
  border-color:rgba(11,91,91,.42);
  box-shadow:var(--shadow-sm);
}
.tile-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
}
.tile-num{
  font-size:13px;
  color:var(--faint);
  font-weight:600;
  letter-spacing:.08em;
}
.tile-arrow{
  transition:transform .2s ease;
  color:var(--primary);
}
.category-tile:hover .tile-arrow{transform:translateX(5px)}
.tile-title{
  font-size:20px;
  font-weight:600;
  line-height:1.5;
  letter-spacing:.01em;
  margin-bottom:8px;
}
.tile-desc{
  color:var(--muted);
  font-size:14px;
  line-height:1.7;
}
.tile-now{
  display:inline-block;
  background:rgba(11,91,91,.08);
  border-radius:99px;
  color:var(--primary);
  padding:6px 12px;
  font-size:13px;
  line-height:1;
  font-weight:600;
}

/* FAQ */
.faq-section{background:var(--paper)}
.faq-list{
  max-width:860px;
  margin-left:auto;
  margin-right:auto;
  display:grid;
  gap:14px;
}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line-soft);
  border-radius:14px;
  box-shadow:var(--shadow-xs);
  overflow:hidden;
}
.faq-item summary{
  display:flex;
  justify-content:space-between;
  gap:18px;
  align-items:center;
  padding:20px 24px;
  font-size:17px;
  font-weight:600;
  line-height:1.6;
  cursor:pointer;
  color:var(--ink);
  transition:background .2s ease;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#FBF9F5}
.faq-item[open] summary{
  background:#FAF7F2;
  border-bottom:1px solid var(--line-soft);
}
.faq-icon{
  position:relative;
  flex:0 0 28px;
  width:28px;
  height:28px;
  border:1px solid rgba(11,91,91,.25);
  border-radius:50%;
  transition:background .2s ease,transform .3s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  top:50%;
  left:50%;
  background:var(--primary);
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:10px;height:2px}
.faq-icon::after{width:2px;height:10px}
.faq-item[open] .faq-icon{background:var(--primary);border-color:var(--primary);transform:rotate(180deg)}
.faq-item[open] .faq-icon::before{background:#fff}
.faq-item[open] .faq-icon::after{background:#fff;transform:translate(-50%,-50%) scaleY(0)}
.faq-answer{
  padding:20px 24px 22px;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
}
.faq-answer p+p{margin-top:10px}

/* CTA */
.cat-cta{
  background:#E8F0ED;
  border-top:1px solid #D5E2DD;
}
.cta-box{
  background:var(--surface);
  border:1px solid var(--line-soft);
  border-radius:22px;
  box-shadow:var(--shadow-md);
  padding:clamp(30px,5vw,58px);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  align-items:center;
  gap:28px;
  position:relative;
  overflow:hidden;
}
.cta-box::before{
  content:"";
  position:absolute;
  width:260px;
  height:260px;
  border-radius:50%;
  right:-90px;
  top:-120px;
  background:radial-gradient(circle,rgba(188,132,84,.09),transparent 68%);
}
.cta-copy{max-width:620px}
.cta-copy h2{
  font-size:clamp(24px,3vw,32px);
  line-height:1.4;
  letter-spacing:.01em;
  margin-bottom:12px;
}
.cta-copy p{color:var(--muted)}
.cta-buttons{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:2}

/* Footer */
.site-footer{
  background:#1B2927;
  color:#C9D6D3;
  padding:64px 0 22px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr repeat(3,minmax(0,1fr));
  gap:clamp(24px,4vw,48px);
  padding-bottom:42px;
}
.site-footer .site-logo{
  color:#fff;
  display:inline-flex;
  flex-direction:column;
  font-size:22px;
  font-weight:700;
  line-height:1.4;
  margin-bottom:14px;
}
.site-footer .site-logo .logo-sub{
  font-size:10px;
  font-weight:400;
  letter-spacing:.14em;
  color:rgba(255,255,255,.5);
}
.footer-intro{
  color:rgba(255,255,255,.6);
  font-size:14px;
  line-height:1.8;
  max-width:300px;
  margin-bottom:20px;
}
.footer-social{
  display:flex;
  gap:10px;
}
.footer-social a{
  width:36px;
  height:36px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(255,255,255,.18);
  border-radius:8px;
  color:rgba(255,255,255,.6);
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.footer-social a:hover{
  color:#fff;
  background:rgba(255,255,255,.12);
  border-color:rgba(255,255,255,.4);
}
.footer-title{
  color:#fff;
  font-size:16px;
  font-weight:600;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-links{display:grid;gap:6px}
.footer-links a{
  color:rgba(255,255,255,.58);
  font-size:14px;
  line-height:1.9;
  transition:color .2s ease,padding-left .2s ease;
}
.footer-links a:hover{
  color:#fff;
  padding-left:6px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:20px;
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  color:rgba(255,255,255,.42);
  font-size:13px;
}

/* Responsive */
@media (max-width:1140px){
  .brand{min-width:165px;margin-right:4px}
  .brand-name{font-size:17px}
  .nav-menu a{padding:10px 9px;font-size:14px}
  .nav-menu{gap:2px}
  .header-search input{width:132px}
  .header-actions{min-width:240px;gap:8px}
  .nav-cta{padding:9px 12px;font-size:13px}
  .category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:991px){
  .section{padding:clamp(48px,6vw,68px) 0}
  .nav-toggle{display:inline-flex}
  .header-actions{min-width:auto;margin-left:auto}
  .desktop-search,.desktop-cta{display:none}
  .desktop-mini-hide{display:none}
  .nav-wrap{
    display:none;
    position:absolute;
    top:100%;
    left:0;
    right:0;
    background:#FCFAF6;
    border-bottom:1px solid var(--line);
    box-shadow:0 16px 34px rgba(18,44,40,.08);
    padding:16px clamp(16px,4vw,40px) 24px;
    color:var(--ink);
    flex-direction:column;
    align-items:stretch;
  }
  .site-header.is-scrolled .nav-wrap{border-top:1px solid var(--line)}
  .nav-wrap.is-open{display:block}
  .nav-menu{
    flex-direction:column;
    align-items:stretch;
    justify-content:flex-start;
  }
  .nav-menu a{
    width:100%;
    padding:13px 8px;
    font-size:17px;
    color:var(--ink);
    border-radius:8px;
    border-bottom:0;
    border-left:3px solid transparent;
  }
  .nav-menu a:hover{
    background:rgba(11,91,91,.06);
    color:var(--primary);
  }
  .nav-menu li.active a{
    color:var(--primary);
    border-left-color:var(--primary);
    border-bottom-color:transparent;
    background:rgba(11,91,91,.04);
  }
  .mobile-search{
    display:block;
    margin-top:18px;
    padding-top:14px;
    border-top:1px solid var(--line);
  }
  .mobile-search form{display:flex}
  .mobile-search input{
    width:100%;
    height:46px;
    border:1px solid #D6CEC1;
    border-radius:8px;
    padding:0 14px;
    background:#fff;
    color:var(--ink);
  }
  .mobile-search input:focus{
    outline:0;
    border-color:var(--primary);
    box-shadow:0 0 0 4px rgba(11,91,91,.07);
  }
  .guide-layout{
    grid-template-columns:minmax(0,1fr);
  }
  .guide-rail{
    position:static;
    grid-template-columns:repeat(3,minmax(0,1fr));
  }
  .intro-grid{
    grid-template-columns:1fr;
  }
  .guide-card{
    grid-template-columns:minmax(0,1fr);
  }
  .guide-card.flip .guide-media{order:0}
  .guide-card.flip .guide-content{order:1}
  .guide-media{aspect-ratio:4/3;min-height:0}
  .guide-media img{position:absolute}
}
@media (max-width:760px){
  .guide-rail{
    grid-template-columns:minmax(0,1fr);
  }
  .category-grid{
    grid-template-columns:minmax(0,1fr);
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
  }
  .cta-box{
    flex-direction:column;
    align-items:flex-start;
  }
}
@media (max-width:560px){
  .brand-sub{display:none}
  .brand{min-width:auto}
  .header-inner{min-height:66px}
  .category-hero{
    min-height:420px;
    padding-top:130px;
    padding-bottom:50px;
  }
  .nav-cta{display:none}
  .category-hero h1{font-size:27px}
  .lead{font-size:16px}
  .section-head{
    display:block;
  }
  .section-head .head-note{
    margin-top:12px;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:24px;
  }
  .hero-actions .btn{
    width:100%;
    padding:14px 16px;
  }
  .cta-buttons .btn{
    width:100%;
  }
  .category-tile{
    min-height:0;
  }
}
@media (prefers-reduced-motion: reduce){
  *{
    scroll-behavior:auto !important;
    transition-duration:.01ms !important;
  }
}

/* roulang page: category4 */
:root {
  --primary: #0B5B5B;
  --primary-hover: #074E4E;
  --primary-light: rgba(11,91,91,.08);
  --secondary: #BC8454;
  --secondary-light: rgba(188,132,84,.16);
  --paper: #F8F5EF;
  --surface: #FFFFFF;
  --dark: #112D2B;
  --dark-soft: #1E2C2A;
  --ink: #203030;
  --ink-light: #5C6866;
  --ink-mute: #8A9592;
  --line: #E6DDD0;
  --white-line: rgba(255,255,255,.18);
  --glass: rgba(255,255,255,.10);
  --radius-sm: 4px;
  --radius: 8px;
  --radius-card: 14px;
  --radius-lg: 16px;
  --shadow-xs: 0 2px 6px rgba(25,45,40,.06);
  --shadow-md: 0 12px 32px rgba(25,45,40,.08);
  --shadow-lg: 0 20px 60px rgba(18,44,40,.12);
  --max-width: 1200px;
  --ff: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",system-ui,sans-serif;
  --titlesh: 0.02em;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--ff);font-size:16.5px;line-height:1.8;color:var(--ink);background:var(--paper);letter-spacing:.015em}
ul,ol{list-style:none}
a{color:inherit;text-decoration:none;transition:color .2s ease}
img{max-width:100%;display:block}
input,button,textarea{font-family:inherit;outline:none}
::selection{background:rgba(11,91,91,.18);color:var(--ink)}
:focus-visible{outline:3px solid rgba(11,91,91,.45);outline-offset:2px;border-radius:var(--radius-sm)}

.wrap{max-width:var(--max-width);margin:0 auto;padding-left:24px;padding-right:24px}
.site-header{position:absolute;top:0;left:0;right:0;z-index:1000;height:76px;display:flex;align-items:center;background:var(--glass);backdrop-filter:blur(18px) saturate(1.2);-webkit-backdrop-filter:blur(18px) saturate(1.2);border-bottom:1px solid var(--white-line);transition:all .4s ease}
.site-header.is-sticky{position:fixed;background:rgba(252,250,246,.96);backdrop-filter:blur(16px);border-bottom:1px solid #E7DFD3;box-shadow:0 4px 20px rgba(23,36,32,.06);-webkit-backdrop-filter:blur(16px)}
.site-header .wrap{width:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand-logo{display:flex;flex-direction:column;line-height:1.2;color:#fff;white-space:nowrap;transition:color .3s}
.brand-logo .brand-text{font-size:19px;font-weight:700;letter-spacing:.055em}
.brand-logo .brand-en{font-size:10.5px;letter-spacing:.15em;font-weight:400;color:rgba(255,255,255,.65);margin-top:2px}
.site-header.is-sticky .brand-logo{color:var(--ink)}
.site-header.is-sticky .brand-logo .brand-en{color:rgba(32,48,48,.55)}

.nav-list{display:flex;align-items:center;gap:4px}
.nav-list a{display:inline-block;padding:9px 16px;font-size:15px;border-radius:6px;color:rgba(255,255,255,.92);font-weight:500;letter-spacing:.03em;position:relative;transition:background .2s,color .2s,opacity .2s}
.nav-list a:after{content:"";position:absolute;left:16px;right:16px;bottom:4px;height:2px;background:var(--secondary);border-radius:2px;transform:scaleX(0);transform-origin:center;transition:transform .3s ease}
.nav-list a:hover{background:rgba(255,255,255,.12);color:#fff}
.nav-list a:hover:after{transform:scaleX(1)}
.nav-list a.active{color:#fff;font-weight:700}
.nav-list a.active:after{transform:scaleX(1);background:var(--secondary)}
.site-header.is-sticky .nav-list a{color:var(--ink)}
.site-header.is-sticky .nav-list a:hover{background:rgba(11,91,91,.07);color:var(--primary)}
.site-header.is-sticky .nav-list a.active{color:var(--primary);font-weight:700}
.site-header.is-sticky .nav-list a.active:after{background:var(--primary)}

.header-actions{display:flex;align-items:center;gap:14px}
.action-btn{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);color:#fff;font-size:13.5px;border-radius:var(--radius);padding:8px 18px;cursor:pointer;transition:background .3s,border-color .3s,color .3s}
.action-btn svg{width:14px;height:14px;flex:none}
.action-btn:hover{background:rgba(255,255,255,.28);border-color:rgba(255,255,255,.5);color:#fff}
.site-header.is-sticky .action-btn{background:var(--primary-light);border-color:rgba(11,91,91,.2);color:var(--primary)}
.site-header.is-sticky .action-btn:hover{background:rgba(11,91,91,.12);border-color:rgba(11,91,91,.32);color:var(--primary-hover)}
.menu-toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.3);border-radius:var(--radius);background:rgba(255,255,255,.1);cursor:pointer;color:#fff;backdrop-filter:blur(8px)}
.site-header.is-sticky .menu-toggle{color:var(--ink);border-color:#D9D0C2;background:#F3EFE7}
.menu-toggle span{display:block;width:20px;height:2px;background:currentColor;margin:3px auto;transition:transform .3s,opacity .3s}
.mobile-menu{display:none;position:fixed;top:76px;left:0;right:0;z-index:999;background:rgba(252,250,246,.98);backdrop-filter:blur(18px);box-shadow:0 16px 40px rgba(16,38,34,.12);padding:16px 24px 28px;border-bottom:1px solid var(--line)}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:14px 6px;font-size:17px;color:var(--ink);font-weight:500;border-bottom:1px solid rgba(230,221,208,.6)}
.mobile-menu a:last-child{border-bottom:none}
.mobile-menu a.active{color:var(--primary);font-weight:700}
.mobile-cta{margin-top:16px;display:flex;gap:10px}
.mobile-cta .action-btn{color:var(--primary);background:var(--primary-light);border-color:rgba(11,91,91,.2);justify-content:center;flex:1}

.category-hero{background:linear-gradient(132deg,#E5EEE9 0%,#DCECE5 50%,#EAE3D5 100%);padding-top:148px;padding-bottom:70px;position:relative;overflow:hidden}
.category-hero::before{content:"";position:absolute;width:360px;height:360px;border:1px solid rgba(188,132,84,.2);border-radius:50%;top:-120px;right:-80px}
.category-hero::after{content:"";position:absolute;width:200px;height:200px;border:1px solid rgba(11,91,91,.12);border-radius:50%;bottom:-90px;left:8%}
.category-hero .wrap{position:relative;z-index:2}
.crumb{font-size:14px;color:var(--ink-light);display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-bottom:22px}
.crumb a{color:var(--primary);font-weight:500}
.crumb a:hover{color:var(--secondary)}
.crumb .sep{color:var(--secondary);margin:0 2px}
.crumb .current{color:var(--ink-light)}
.category-hero h1{font-size:42px;line-height:1.25;font-weight:700;letter-spacing:var(--titlesh);color:var(--dark);max-width:820px;margin-bottom:16px}
.category-hero h1 .accent{color:var(--primary);position:relative;white-space:nowrap}
.category-hero h1 .accent::after{content:"";position:absolute;bottom:-4px;left:0;right:0;height:8px;background:rgba(188,132,84,.25);z-index:-1}
.category-hero .hero-sub{font-size:17px;line-height:1.9;color:var(--ink-light);max-width:680px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-badge{display:inline-block;padding:6px 14px;background:rgba(255,255,255,.55);border:1px solid rgba(11,91,91,.12);border-radius:100px;font-size:13.5px;color:var(--primary);font-weight:600}
.hero-meta{display:flex;flex-wrap:wrap;gap:24px;margin-top:27px;padding-top:22px;border-top:1px solid rgba(11,91,91,.12);font-size:14.5px;color:var(--ink-light)}
.hero-meta span{display:inline-flex;align-items:center;gap:8px}
.hero-meta .dot{width:5px;height:5px;border-radius:50%;background:var(--secondary);display:inline-block;flex:none}

.section-space{padding:84px 0}
.section-space-sm{padding:56px 0}
.section-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.12em;font-weight:700;color:var(--secondary);text-transform:uppercase;margin-bottom:12px}
.section-tag::before{content:"";width:32px;height:2px;background:var(--secondary);display:inline-block}
.section-title{font-size:32px;line-height:1.3;color:var(--ink);font-weight:700;letter-spacing:var(--titlesh);margin-bottom:15px}
.section-desc{font-size:16px;color:var(--ink-light);max-width:700px;line-height:1.8}
.section-head{margin-bottom:42px}

.guidance-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;margin-bottom:56px}
.guidance-main{grid-column:span 7;background:var(--surface);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-xs);border:1px solid #EDE6DB;transition:transform .3s ease,box-shadow .3s ease;display:flex;flex-direction:column}
.guidance-card{grid-column:span 5;background:var(--surface);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-xs);border:1px solid #EDE6DB;transition:transform .3s ease,box-shadow .3s ease;display:flex;flex-direction:column}
.guidance-card:hover,.guidance-main:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.guide-imgwrap{position:relative;overflow:hidden;aspect-ratio:16/8.5;background:linear-gradient(140deg,#DCE5DF,#E9E1D4)}
.guide-imgwrap img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.guide-imgwrap::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(17,45,43,.28))}
.guide-main .guide-imgwrap{aspect-ratio:16/7.5}
.guide-body{padding:28px 30px 30px;display:flex;flex-direction:column;flex:1}
.guide-body .category-chip{align-self:flex-start}
.category-chip{display:inline-flex;align-items:center;gap:5px;background:rgba(188,132,84,.16);color:#8B5E38;font-size:12.5px;font-weight:600;padding:4px 12px;border-radius:4px;margin-bottom:14px;letter-spacing:.04em}
.guide-body h3{font-size:22px;color:var(--ink);line-height:1.45;font-weight:700;margin-bottom:10px}
.guide-body p{font-size:15px;color:var(--ink-light);line-height:1.8;margin-bottom:16px}
.guide-meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--ink-mute)}
.guide-meta .sep2{width:3px;height:3px;border-radius:50%;background:#C9C2B7}
.read-more{align-self:flex-start;display:inline-flex;align-items:center;gap:7px;font-size:14.5px;font-weight:600;color:var(--primary);margin-top:8px;padding:6px 0;transition:color .2s,gap .2s}
.read-more svg{width:15px;height:15px;transition:transform .3s}
.read-more:hover{color:var(--secondary)}
.read-more:hover svg{transform:translateX(4px)}

.entry-list{display:flex;flex-direction:column;gap:0;margin-top:10px}
.entry-list .list-row{display:flex;gap:18px;padding:18px 4px;border-bottom:1px solid rgba(230,221,208,.55);transition:background .2s}
.entry-list .list-row:hover{background:rgba(248,245,239,.45)}
.entry-list .list-row:last-child{border-bottom:none}
.thumb{width:112px;height:82px;border-radius:10px;object-fit:cover;flex:none;transition:transform .4s ease}
.entry-list .list-row:hover .thumb{transform:scale(1.04)}
.row-content{display:flex;flex-direction:column;justify-content:center;min-width:0}
.row-content h4{font-size:16px;color:var(--ink);font-weight:600;line-height:1.6;transition:color .2s;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.list-row:hover h4{color:var(--primary)}
.row-content .card-summary{font-size:13.5px;color:var(--ink-light);margin-top:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.7}
.row-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--ink-mute);margin-top:7px}
.row-meta .chip{background:rgba(11,91,91,.08);color:var(--primary);padding:2px 8px;border-radius:4px;font-weight:500}

.obs-matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:40px}
.obs-card{background:var(--surface);border:1px solid #EAE3D9;border-radius:var(--radius-card);padding:28px 28px 24px;position:relative;transition:transform .3s,border-color .3s,box-shadow .3s}
.obs-card:hover{transform:translateY(-4px);border-color:rgba(11,91,91,.2);box-shadow:var(--shadow-md)}
.obs-card .num{display:block;font-family:Georgia,"Times New Roman",serif;font-size:27px;color:var(--secondary);font-weight:700;margin-bottom:10px;letter-spacing:.03em}
.obs-card h3{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:8px;line-height:1.5}
.obs-card p{font-size:14.5px;color:var(--ink-light);line-height:1.8}

.city-fold{background:#F3EEE6;border-radius:var(--radius-lg)}
.fold-pattern{display:grid;grid-template-columns:repeat(12,1fr);gap:0;border-top:1px solid rgba(188,132,84,.15);padding:0;margin:44px 0 0}
.fold-pattern .fold-item{grid-column:span 3;padding:30px 24px;border-right:1px solid rgba(188,132,84,.14);text-align:center;transition:background .3s;position:relative}
.fold-pattern .fold-item:last-child{border-right:none}
.fold-pattern .fold-item:hover{background:rgba(255,255,255,.6)}
.fold-num{display:block;font-size:17px;font-weight:700;color:var(--secondary);margin-bottom:4px}
.fold-item .fold-title{display:block;font-size:15px;color:var(--ink);font-weight:600}
.fold-item p{font-size:12.5px;color:var(--ink-mute);line-height:1.6;margin-top:5px}
.fold-item::before{content:"";position:absolute;left:50%;top:-6px;width:10px;height:10px;border-radius:50%;background:var(--secondary);transform:translateX(-50%);opacity:0;transition:opacity .3s}
.fold-item:hover::before{opacity:1}

.narrative-block{background:linear-gradient(180deg,rgba(11,91,91,.05) 0%,rgba(188,132,84,.05) 100%);border-radius:var(--radius-lg);overflow:hidden}
.narrative-grid{display:grid;grid-template-columns:repeat(12,1fr)}
.narrative-media{grid-column:span 5;min-height:320px;overflow:hidden}
.narrative-media img{width:100%;height:100%;object-fit:cover}
.narrative-content{grid-column:span 7;padding:48px 48px 44px}
.narrative-content h3{font-size:26px;color:var(--ink);line-height:1.45;margin-bottom:14px}
.narrative-content .lead{font-size:15.5px;color:var(--ink-light);line-height:1.8;margin-bottom:20px}
.narrative-list{display:flex;flex-direction:column;gap:13px}
.narrative-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--ink);line-height:1.7}
.narrative-list .nbullet{flex:none;width:15px;height:15px;border-radius:50%;border:2px solid var(--secondary);position:relative;margin-top:7px}
.narrative-list .nbullet::after{content:"";position:absolute;inset:3px;background:var(--secondary);border-radius:50%;opacity:0;transition:opacity .3s}
.narrative-list li:hover .nbullet::after{opacity:1}

.landmark-list{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.landmark-card{background:var(--surface);border-radius:var(--radius-card);overflow:hidden;border:1px solid #EDE6DD;box-shadow:var(--shadow-xs);transition:transform .3s,box-shadow .3s}
.landmark-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.landmark-img{aspect-ratio:1.5/1;overflow:hidden}
.landmark-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.landmark-card:hover .landmark-img img{transform:scale(1.05)}
.landmark-body{padding:22px 22px 24px}
.landmark-body .category-chip{margin-bottom:9px}
.landmark-body h3{font-size:16px;font-weight:700;color:var(--ink);line-height:1.5;margin-bottom:7px}
.landmark-body p{font-size:13.5px;color:var(--ink-light);line-height:1.7}

.faq-section{background:var(--surface);border-radius:var(--radius-lg);padding:48px 44px 52px;border:1px solid #E9E1D6;box-shadow:var(--shadow-xs)}
.faq-list{display:flex;flex-direction:column;margin-top:10px}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:none}
.faq-q{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:21px 8px;cursor:pointer;font-size:16.5px;font-weight:600;color:var(--ink);line-height:1.6;transition:color .2s;user-select:none}
.faq-q:hover{color:var(--primary)}
.faq-icon{position:relative;width:20px;height:20px;flex:none}
.faq-icon::before{content:"";position:absolute;top:9px;left:2px;right:2px;height:2px;background:var(--secondary);border-radius:2px;transition:transform .3s}
.faq-icon::after{content:"";position:absolute;left:9px;top:2px;bottom:2px;width:2px;background:var(--secondary);border-radius:2px;transition:transform .3s}
.faq-item.open .faq-icon::after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease;color:var(--ink-light);font-size:15px;line-height:1.8}
.faq-item.open .faq-a{max-height:300px}
.faq-a p{padding:0 8px 23px}

.category-link-panel{background:var(--dark);border-radius:var(--radius-lg);padding:46px 46px 40px;position:relative;overflow:hidden;margin-top:28px}
.category-link-panel::before{content:"";position:absolute;top:-80px;right:-60px;width:240px;height:240px;border-radius:50%;border:1px solid rgba(255,255,255,.12)}
.category-link-panel h3{font-size:23px;color:#FFF;font-weight:700;margin-bottom:6px}
.category-link-panel>p{font-size:14.5px;color:rgba(255,255,255,.6);margin-bottom:26px}
.link-card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.link-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-card);padding:19px 18px;display:block;transition:background .3s,border-color .3s,transform .3s}
.link-card:hover{background:rgba(255,255,255,.13);border-color:rgba(188,132,84,.6);transform:translateY(-3px)}
.link-card .lc-index{display:block;font-size:12px;color:var(--secondary);margin-bottom:5px;letter-spacing:.1em}
.link-card .lc-title{display:block;font-size:15px;color:#fff;font-weight:600;margin-bottom:5px}
.link-card .lc-desc{display:block;font-size:12.5px;color:rgba(255,255,255,.55);line-height:1.5}

.faq-cta{display:flex;align-items:center;flex-wrap:wrap;justify-content:space-between;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);padding:42px 46px;margin-top:44px}
.cta-copy h3{font-size:21px;color:var(--ink);margin-bottom:5px}
.cta-copy p{font-size:14.5px;color:var(--ink-light)}
.cta-btns{display:flex;gap:12px;margin-top:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 22px;font-size:15px;font-weight:600;border-radius:var(--radius);cursor:pointer;border:1px solid transparent;transition:all .25s ease;line-height:1.5;white-space:nowrap}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-hover);box-shadow:0 6px 18px rgba(11,91,91,.25);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-primary:disabled{background:#C6D2CF;cursor:not-allowed}
.btn-outline{background:transparent;border-color:rgba(188,132,84,.6);color:#9A6A3B}
.btn-outline:hover{background:rgba(188,132,84,.09);border-color:var(--secondary)}
.btn-light{background:rgba(255,255,255,.9);color:var(--dark)}
.btn-light:hover{background:#fff}
.btn-ghost-light{background:transparent;border:1px solid rgba(255,255,255,.4);color:rgba(255,255,255,.9)}
.btn-ghost-light:hover{background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.7)}
.btn-outline-deep{background:transparent;border-color:rgba(11,91,91,.3);color:var(--primary)}
.btn-outline-deep:hover{background:var(--primary-light);border-color:rgba(11,91,91,.4)}

.site-footer{background:#1A2422;color:#CAD4D1;padding-top:68px;margin-top:80px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.footer-brand .site-logo{display:inline-block;color:#fff;font-size:21px;font-weight:700;letter-spacing:.06em;line-height:1.35}
.footer-brand .logo-sub{display:block;font-size:10px;color:rgba(255,255,255,.42);letter-spacing:.2em;margin-top:4px;font-weight:400}
.footer-intro{font-size:14px;line-height:1.8;color:rgba(255,255,255,.55);margin-top:18px;max-width:300px}
.footer-social{display:flex;gap:9px;margin-top:20px}
.footer-social a{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:8px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);color:rgba(255,255,255,.8);transition:background .3s,color .3s,border-color .3s}
.footer-social a:hover{background:var(--secondary);border-color:var(--secondary);color:#fff}
.footer-title{font-size:15px;color:rgba(255,255,255,.9);font-weight:700;margin-bottom:18px;letter-spacing:.03em}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a{font-size:13.5px;color:rgba(255,255,255,.55);transition:color .2s,padding-left .2s;line-height:1.6}
.footer-links a:hover{color:var(--secondary);padding-left:5px}
.footer-contact-info p{font-size:13.5px;color:rgba(255,255,255,.5);line-height:1.9}
.footer-copyright{border-top:1px solid rgba(255,255,255,.07);padding:22px 0;margin-top:54px;font-size:13px;color:rgba(255,255,255,.35);text-align:center;letter-spacing:.04em}
.back-home{display:inline-flex;align-items:center;gap:5px;font-size:13.5px;font-weight:500;color:rgba(255,255,255,.55);transition:color .2s}
.back-home:hover{color:var(--secondary)}

/* inner hero style (bottom return)*/
.inner-return{display:none}
.topic-multiline{display:grid;grid-template-columns:repeat(12,1fr);gap:26px;margin-top:28px}
.topic-main-content{grid-column:span 8;background:var(--surface);border:1px solid #E9E1D6;border-radius:var(--radius-card);padding:36px 38px}
.topic-side-rail{grid-column:span 4;display:flex;flex-direction:column;gap:20px}
.stat-card{background:var(--surface);border-radius:var(--radius-card);padding:24px 24px 18px;border:1px dashed rgba(11,91,91,.2)}
.stat-card .stat-label{font-size:13px;color:var(--ink-mute);letter-spacing:.06em;margin-bottom:6px}
.stat-number{font-family:Georgia,"Times New Roman",serif;font-size:33px;font-weight:700;color:var(--primary)}
.stat-card .stat-unit{font-size:15px;color:var(--ink-light)}
.stat-card .stat-desc{font-size:12.5px;color:var(--ink-light);margin-top:7px;border-top:1px solid rgba(11,91,91,.08);padding-top:10px}
.note-card{background:#F6F1E8;border-radius:var(--radius-card);padding:18px 20px;font-size:13.5px;color:var(--ink-light);line-height:1.75}
.note-card strong{color:var(--primary);font-weight:700}

@media(max-width:1024px){
  .category-hero h1{font-size:35px}
  .guidance-main,.guidance-card{grid-column:span 12}
  .fold-pattern .fold-item{grid-column:span 6;border-bottom:1px solid rgba(188,132,84,.12)}
  .narrative-media{grid-column:span 12;min-height:250px}
  .narrative-content{grid-column:span 12;padding:34px 32px}
  .narrative-content h3{font-size:23px}
  .landmark-list{grid-template-columns:repeat(2,1fr)}
  .link-card-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr}
}
@media(max-width:992px){
  .nav-list{display:none}
  .header-actions .action-btn{display:none}
  .menu-toggle{display:flex}
}
@media(max-width:768px){
  body{font-size:15.5px}
  .site-header{height:66px}
  .brand-logo .brand-text{font-size:17px}
  .category-hero{padding-top:118px;padding-bottom:50px}
  .category-hero h1{font-size:28px}
  .category-hero .hero-sub{font-size:15px}
  .section-title{font-size:26px}
  .section-space{padding:56px 0}
  .section-head{margin-bottom:28px}
  .topic-main-content{grid-column:span 12;padding:26px 22px}
  .topic-side-rail{grid-column:span 12;flex-direction:row;flex-wrap:wrap;gap:14px}
  .topic-side-rail .stat-card,.topic-side-rail .note-card{flex:1 1 220px}
  .obs-matrix{grid-template-columns:1fr}
  .landmark-list{grid-template-columns:1fr}
  .fold-pattern .fold-item{grid-column:span 12;border-right:none;border-bottom:1px solid rgba(188,132,84,.12)}
  .fold-pattern .fold-item:last-child{border-bottom:none}
  .entry-list .list-row{gap:12px}
  .thumb{width:90px;height:74px}
  .row-content .card-summary{display:none}
  .guide-body{padding:20px 18px 22px}
  .guide-body h3{font-size:18px}
  .faq-section{padding:34px 20px}
  .category-link-panel{padding:30px 24px}
  .link-card{grid-column:span 1}
  .faq-cta{padding:28px 22px;flex-direction:column;align-items:flex-start}
  .cta-copy h3{font-size:18px}
  .cta-btns{flex-direction:row;flex-wrap:wrap}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-copyright{margin-top:30px}
  .narrative-content{padding:24px 20px 30px}
  .narrative-content h3{font-size:20px}
  .fold-pattern{margin-top:28px}
  .hero-badges{gap:7px}
  .hero-badge{padding:5px 10px;font-size:12px}
  .hero-meta{gap:12px;font-size:13px;flex-wrap:wrap}
}
@media(max-width:520px){
  .wrap{padding-left:16px;padding-right:16px}
  .brand-logo .brand-text{font-size:16px}
  .category-hero h1{font-size:24px}
  .category-hero{padding-top:106px}
  .category-hero .hero-sub{font-size:14px}
  .guide-meta{font-size:12px;gap:8px}
  .row-content h4{font-size:14.5px;-webkit-line-clamp:2}
  .thumb{width:80px;height:68px}
  .obs-card{padding:22px 18px}
  .obs-card .num{font-size:22px}
  .btn{width:100%;justify-content:center}
  .cta-btns{width:100%;flex-direction:column}
  .narrative-list li{font-size:14.5px}
  .narrative-content{padding-bottom:22px}
  .section-desc{font-size:14.5px}
  .crumb{font-size:13px}
}