/* roulang page: index */
:root {
    --primary: #0F6B63;
    --primary-dark: #0B544E;
    --primary-light: rgba(15, 107, 99, 0.08);
    --secondary: #C8602B;
    --secondary-dark: #B5501F;
    --bg: #F7F4EF;
    --surface: #FFFFFF;
    --surface-dark: #24332F;
    --text: #2A2A28;
    --text-muted: #74746E;
    --border: #E8E1D5;
    --success: #3F7A4D;
    --shadow-hover: 0 8px 24px rgba(36, 51, 47, 0.08);
    --radius-card: 16px;
    --radius-btn: 12px;
    --radius-input: 12px;
    --radius-pill: 999px;
    --transition: 150ms ease-in-out;
    --font-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
    --font-num: Archivo, Inter, system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.75;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }
ul, ol { list-style: none; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
h1, h2, h3, h4 { line-height: 1.3; font-weight: 700; color: var(--text); }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-btn);
    font-size: 15px;
    font-weight: 600;
    line-height: 1;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.btn:active { transform: translateY(0); }
.btn-primary { background: var(--secondary); color: #fff; border-color: var(--secondary); }
.btn-primary:hover { background: var(--secondary-dark); border-color: var(--secondary-dark); }
.btn-outline { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary-light); }
.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,0.6); }
.btn-outline-light:hover { background: rgba(255,255,255,0.12); border-color: #fff; }
.btn-secondary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-secondary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }
.btn-lg { padding: 18px 40px; font-size: 16px; }
.btn-sm { padding: 10px 18px; font-size: 13px; }
.btn-block { width: 100%; }

.tag {
    display: inline-flex;
    align-items: center;
    height: 24px;
    padding: 0 12px;
    border-radius: var(--radius-pill);
    background: rgba(232, 225, 213, 0.6);
    color: var(--primary);
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    transition: all var(--transition);
}
.tag:hover { background: var(--primary); color: #fff; }

/* ===== Header ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(247, 244, 239, 0.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border);
}
.top-bar-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}
.brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}
.brand-mark {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: -1px;
    box-shadow: 0 4px 12px rgba(15, 107, 99, 0.25);
}
.brand-name {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--primary);
}
.top-bar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}
.menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border: 1px solid var(--border);
    background: var(--surface);
    border-radius: var(--radius-btn);
    cursor: pointer;
    align-items: center;
    justify-content: center;
}
.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    position: relative;
    transition: all var(--transition);
}
.menu-toggle span::before { content: ""; position: absolute; top: -6px; left: 0; }
.menu-toggle span::after { content: ""; position: absolute; top: 6px; left: 0; }
.channel-bar { border-top: 1px solid var(--border); background: rgba(247,244,239,0.85); }
.channel-list {
    display: flex;
    gap: 4px;
    height: 48px;
    align-items: center;
    overflow-x: auto;
    scrollbar-width: none;
}
.channel-list::-webkit-scrollbar { display: none; }
.channel-link {
    position: relative;
    padding: 14px 18px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
    white-space: nowrap;
    border-radius: 8px;
    transition: all var(--transition);
}
.channel-link:hover { color: var(--primary); }
.channel-link.active { color: var(--primary); font-weight: 600; }
.channel-link.active::after {
    content: "";
    position: absolute;
    left: 18px;
    right: 18px;
    bottom: 0;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
}

/* ===== Hero ===== */
.hero-section {
    position: relative;
    padding: 88px 0 80px;
    overflow: hidden;
}
.hero-section::before {
    content: "";
    position: absolute;
    top: -120px;
    right: -80px;
    width: 420px;
    height: 420px;
    background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    opacity: 0.18;
    border-radius: 50%;
    filter: blur(4px);
    pointer-events: none;
}
.hero-grid { position: relative; z-index: 2; }
.hero-copy h1 {
    font-size: 44px;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 20px;
    color: var(--text);
}
.hero-copy h1 .accent { color: var(--primary); position: relative; }
.hero-copy h1 .accent::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 2px;
    width: 100%;
    height: 8px;
    background: rgba(200, 96, 43, 0.22);
    border-radius: 2px;
    z-index: -1;
}
.hero-sub {
    font-size: 17px;
    color: var(--text-muted);
    max-width: 440px;
    margin-bottom: 32px;
    line-height: 1.7;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 32px; }
.hero-stats {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-muted);
}
.hero-stats .stars { color: #E8A33D; font-size: 15px; letter-spacing: 2px; }
.hero-visual {
    position: relative;
    min-height: 540px;
    border-radius: 24px;
    background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 20px 60px rgba(36, 51, 47, 0.18);
    overflow: hidden;
}
.hero-visual::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15,107,99,0.08) 0%, rgba(36,51,47,0.28) 100%);
}
.phone-card {
    position: relative;
    z-index: 2;
    width: 300px;
    background: rgba(255,255,255,0.94);
    border-radius: 20px;
    padding: 28px 24px 20px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.18);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.6);
}
.phone-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}
.phone-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
}
.phone-avatar svg { width: 18px; height: 18px; fill: #fff; }
.phone-header-text { font-size: 15px; font-weight: 600; color: var(--text); }
.phone-tabs {
    display: flex;
    gap: 18px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border);
}
.phone-tabs span {
    font-size: 13px;
    color: var(--text-muted);
    padding-bottom: 8px;
    border-bottom: 2px solid transparent;
    cursor: default;
}
.phone-tabs span.active-tab { color: var(--primary); border-color: var(--primary); font-weight: 600; }
.phone-card input {
    width: 100%;
    height: 44px;
    border: 1px solid var(--border);
    border-radius: var(--radius-input);
    padding: 0 14px;
    font-size: 14px;
    margin-bottom: 12px;
    background: var(--surface);
    transition: all var(--transition);
}
.phone-card input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(15,107,99,0.14);
    outline: none;
}
.phone-card .btn { margin-top: 4px; }
.phone-links {
    display: flex;
    justify-content: space-between;
    margin-top: 12px;
    font-size: 12px;
    color: var(--primary);
}
.phone-links a:hover { text-decoration: underline; }

/* ===== Section Common ===== */
.section-block { padding: 96px 0; }
.section-block.alt-bg { background: #F0EBE2; }
.section-header { margin-bottom: 48px; }
.section-header h2 {
    font-size: 32px;
    font-weight: 700;
    position: relative;
    display: inline-block;
    padding-bottom: 12px;
    margin-bottom: 8px;
}
.section-header h2::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 48px;
    height: 3px;
    background: var(--secondary);
    border-radius: 2px;
    border-top-left-radius: 0;
    clip-path: polygon(0 0, 100% 0, 92% 100%, 0 100%);
}
.section-header p { color: var(--text-muted); font-size: 15px; }
.section-header-row { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; }
.view-all {
    font-size: 14px;
    color: var(--primary);
    font-weight: 600;
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    transition: all var(--transition);
}
.view-all:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ===== Featured Cards ===== */
.featured-grid { margin-top: 8px; }
.metro-card {
    display: flex;
    flex-direction: column;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    overflow: hidden;
    height: 100%;
    transition: all var(--transition);
    cursor: pointer;
}
.metro-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
}
.card-media {
    aspect-ratio: 4 / 3;
    background: #F0EBE2 center/cover no-repeat;
    position: relative;
    overflow: hidden;
}
.card-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0) 40%, rgba(0,0,0,0.26));
    opacity: 0.5;
    transition: opacity var(--transition);
}
.metro-card:hover .card-media::after { opacity: 0.75; }
.card-media.tag-sticky {
    position: absolute;
    top: 16px;
    left: 16px;
    z-index: 2;
    background: rgba(247,244,239,0.92);
}
.card-body { padding: 20px; display: flex; flex-direction: column; flex: 1; }
.card-body h3 {
    font-size: 18px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.card-meta { display: flex; justify-content: space-between; align-items: center; margin-top: auto; }
.view-link { font-size: 13px; color: var(--secondary); font-weight: 600; }
.view-link:hover { text-decoration: underline; }

/* ===== Wish List ===== */
.wish-list { display: flex; flex-direction: column; gap: 16px; }
.wish-item {
    display: flex;
    align-items: center;
    gap: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 20px 24px;
    transition: all var(--transition);
}
.wish-item:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-hover);
    transform: translateX(4px);
}
.wish-num {
    font-family: var(--font-num);
    font-size: 38px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    min-width: 56px;
    opacity: 0.85;
}
.wish-content { flex: 1; min-width: 0; }
.wish-content h3 { font-size: 17px; font-weight: 600; margin-bottom: 4px; }
.wish-content p {
    font-size: 14px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.wish-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
}
.wish-time { font-size: 13px; color: var(--text-muted); font-family: var(--font-num); }

/* ===== Testimonials ===== */
.testimonial-strip {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    padding-bottom: 8px;
    scrollbar-width: none;
}
.testimonial-strip::-webkit-scrollbar { display: none; }
.testimonial-pill {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    padding: 10px 20px;
    white-space: nowrap;
    flex-shrink: 0;
    transition: all var(--transition);
}
.testimonial-pill:hover { border-color: var(--primary); box-shadow: var(--shadow-hover); }
.testimonial-pill .avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
}
.testimonial-pill .name { font-size: 13px; font-weight: 600; color: var(--text); }
.testimonial-pill .comment { font-size: 13px; color: var(--text-muted); }
.testimonial-pill .stars { color: #E8A33D; font-size: 12px; }

/* ===== News ===== */
.news-list { display: flex; flex-direction: column; gap: 14px; }
.news-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 22px 24px;
    transition: all var(--transition);
}
.news-item:hover { border-color: var(--primary); box-shadow: var(--shadow-hover); }
.news-content { flex: 1; min-width: 0; }
.news-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--text);
    display: block;
    margin-bottom: 4px;
    transition: color var(--transition);
}
.news-title:hover { color: var(--primary); }
.news-summary {
    font-size: 14px;
    color: var(--text-muted);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    max-width: 620px;
}
.news-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    padding-top: 4px;
}
.news-time { font-size: 13px; color: var(--text-muted); font-family: var(--font-num); }
.news-arrow {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: all var(--transition);
}
.news-arrow:hover { background: var(--primary); color: #fff; }
.empty-news {
    border: 1px dashed var(--border);
    border-radius: var(--radius-card);
    padding: 60px 20px;
    text-align: center;
    background: var(--surface);
}
.empty-icon { font-size: 36px; display: block; margin-bottom: 12px; }
.empty-news p { color: var(--text-muted); font-size: 15px; }

/* ===== FAQ ===== */
.faq-list { max-width: 860px; margin: 0 auto; }
.accordion-item {
    background: var(--surface) !important;
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-card) !important;
    margin-bottom: 14px;
    overflow: hidden;
    transition: all var(--transition);
}
.accordion-item.is-active { border-color: var(--primary) !important; box-shadow: var(--shadow-hover); }
.accordion-title {
    font-size: 16px !important;
    font-weight: 600 !important;
    color: var(--text) !important;
    padding: 18px 24px !important;
    background: transparent !important;
    position: relative;
    transition: color var(--transition);
}
.accordion-title:hover { color: var(--primary) !important; }
.accordion-title::before { content: none !important; }
.accordion-title::after {
    content: "+" !important;
    position: absolute;
    right: 24px;
    font-size: 22px;
    font-weight: 400;
    color: var(--primary);
    transition: transform var(--transition);
}
.accordion-item.is-active .accordion-title::after {
    content: "−" !important;
    transform: rotate(180deg);
}
.accordion-content {
    padding: 0 24px 20px !important;
    color: var(--text-muted) !important;
    font-size: 15px;
    line-height: 1.7;
    border: none !important;
    background: transparent !important;
}
.accordion-content p { margin-bottom: 0.8em; }
.accordion-content p:last-child { margin-bottom: 0; }

/* ===== CTA ===== */
.cta-banner {
    background: var(--surface-dark);
    padding: 88px 0;
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: "";
    position: absolute;
    right: -60px;
    bottom: -100px;
    width: 300px;
    height: 240px;
    background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
    opacity: 0.14;
    border-radius: 16px;
    transform: rotate(-8deg);
}
.cta-banner::after {
    content: "";
    position: absolute;
    left: 30px;
    top: 20px;
    width: 120px;
    height: 120px;
    border: 2px solid rgba(255,255,255,0.07);
    border-radius: 16px;
    clip-path: polygon(0 0, 100% 0, 88% 100%, 12% 100%);
}
.cta-inner { position: relative; z-index: 2; text-align: center; max-width: 640px; margin: 0 auto; }
.cta-inner h2 { color: #fff; font-size: 32px; margin-bottom: 14px; }
.cta-inner p { color: rgba(255,255,255,0.72); font-size: 16px; margin-bottom: 36px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== Footer ===== */
.footer { background: var(--surface-dark); color: rgba(255,255,255,0.7); padding: 72px 0 0; }
.footer-grid { padding-bottom: 48px; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand .brand-mark { background: rgba(255,255,255,0.12); color: #fff; box-shadow: none; }
.footer-brand .brand-name { color: #fff; }
.footer .brand-desc { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.55); max-width: 320px; }
.footer h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 18px;
    letter-spacing: 0.5px;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
    font-size: 14px;
    color: rgba(255,255,255,0.55);
    transition: all var(--transition);
}
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-contact { font-size: 14px; color: rgba(255,255,255,0.55); line-height: 1.9; }
.footer-contact a { color: rgba(255,255,255,0.55); }
.footer-contact a:hover { color: #fff; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 20px 0;
    text-align: center;
    font-size: 13px;
    color: rgba(255,255,255,0.35);
}
.footer-bottom a { color: rgba(255,255,255,0.45); }
.footer-bottom a:hover { color: #fff; }

/* ===== Modal ===== */
.login-modal {
    border-radius: 20px !important;
    max-width: 400px !important;
    border: none !important;
    box-shadow: 0 30px 80px rgba(36,51,47,0.25) !important;
    padding: 40px 32px 32px !important;
}
.login-modal h3 { font-size: 22px; margin-bottom: 8px; }
.login-modal .modal-desc { font-size: 14px; color: var(--text-muted); margin-bottom: 24px; }
.login-modal input {
    width: 100%;
    height: 46px;
    border: 1px solid var(--border);
    border-radius: var(--radius-input);
    padding: 0 14px;
    font-size: 14px;
    margin-bottom: 12px;
    background: var(--surface);
    transition: all var(--transition);
}
.login-modal input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(15,107,99,0.14); outline: none; }
.login-modal .modal-links { display: flex; justify-content: space-between; margin-top: 14px; font-size: 13px; color: var(--primary); }
.login-modal .modal-links a:hover { text-decoration: underline; }
.login-modal .close-button { color: var(--text-muted); }
.login-modal .close-button:hover { color: var(--text); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero-section { padding: 64px 0 56px; }
    .section-block { padding: 72px 0; }
    .hero-copy h1 { font-size: 36px; }
    .hero-visual { min-height: 460px; }
    .wish-item { gap: 16px; }
    .news-item { flex-direction: column; gap: 10px; }
    .news-meta { width: 100%; justify-content: space-between; }
}
@media (max-width: 768px) {
    .top-bar-wrap { height: 56px; }
    .phone-card { width: 260px; padding: 22px 18px 16px; }
    .hero-visual { min-height: 400px; margin-top: 40px; }
    .hero-copy h1 { font-size: 30px; }
    .section-block { padding: 56px 0; }
    .section-header { margin-bottom: 32px; }
    .section-header h2 { font-size: 26px; }
    .wish-item { flex-wrap: wrap; padding: 18px 16px; }
    .wish-num { font-size: 28px; min-width: 40px; }
    .wish-meta { width: 100%; justify-content: flex-start; padding-left: 40px; }
}
@media (max-width: 640px) {
    .container { padding: 0 18px; }
    .menu-toggle { display: flex; }
    .brand-name { font-size: 17px; }
    .hero-section { padding: 48px 0 40px; }
    .hero-copy h1 { font-size: 26px; }
    .hero-sub { font-size: 15px; }
    .hero-actions .btn { flex: 1; padding: 14px 16px; }
    .hero-visual { min-height: 360px; border-radius: 16px; }
    .phone-card { width: 240px; }
    .channel-list { height: 44px; }
    .channel-link { padding: 12px 14px; font-size: 14px; }
    .section-block { padding: 48px 0; }
    .section-header h2 { font-size: 24px; }
    .card-body h3 { font-size: 16px; }
    .wish-content h3 { font-size: 15px; }
    .wish-content p { white-space: normal; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
    .testimonial-pill { padding: 8px 14px; }
    .accordion-title { font-size: 15px !important; padding: 16px 18px !important; padding-right: 48px !important; }
    .accordion-content { padding: 0 18px 16px !important; }
    .cta-banner { padding: 56px 0; }
    .cta-inner h2 { font-size: 24px; }
    .cta-actions .btn { flex: 1; padding: 14px 12px; }
    .footer { padding-top: 48px; }
    .footer-grid .cell { margin-bottom: 32px; }
}
@media (max-width: 480px) {
    .hero-copy h1 { font-size: 23px; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; }
    .phone-links { font-size: 11px; }
    .wish-num { font-size: 24px; min-width: 32px; }
    .news-item { padding: 16px; }
    .cta-actions { flex-direction: column; }
    .cta-actions .btn { width: 100%; }
}

/* roulang page: category1 */
:root{
  --primary:#0F6B63;
  --secondary:#C8602B;
  --bg:#F7F4EF;
  --surface:#FFFFFF;
  --surface-dark:#24332F;
  --text:#2A2A28;
  --text-muted:#74746E;
  --border:#E8E1D5;
  --success:#3F7A4D;
  --radius:16px;
  --radius-btn:12px;
  --radius-tag:999px;
  --shadow-hover:0 8px 24px rgba(36,51,47,0.08);
  --shadow-deep:0 20px 60px rgba(0,0,0,0.2);
  --transition:150ms ease-in-out;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--transition);}
ul,ol{padding:0;margin:0;list-style:none;}
button,input{font-family:inherit;}

/* ---- Foundation grid container 定制 ---- */
.grid-container{
  max-width:1200px;
  padding-left:24px;
  padding-right:24px;
}

/* ---- Header / 双行导航 ---- */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(247,244,239,0.92);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.brand-bar{
  height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.brand-logo{
  display:flex;
  align-items:center;
  gap:12px;
}
.brand-mark{
  width:40px;
  height:40px;
  border-radius:12px;
  background:var(--primary);
  color:#fff;
  font-weight:800;
  font-size:18px;
  display:flex;
  align-items:center;
  justify-content:center;
  letter-spacing:1px;
  box-shadow:0 4px 12px rgba(15,107,99,0.25);
}
.brand-name{
  font-size:20px;
  font-weight:700;
  color:var(--text);
  letter-spacing:0.5px;
}
.brand-name em{
  font-style:normal;
  color:var(--primary);
}
.header-login-btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--secondary);
  color:#fff;
  border:none;
  border-radius:var(--radius-btn);
  padding:10px 22px;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:background var(--transition),transform var(--transition),box-shadow var(--transition);
}
.header-login-btn:hover{
  background:#b04f20;
  transform:translateY(-2px);
  box-shadow:0 6px 16px rgba(200,96,43,0.3);
}
.header-login-btn:active{
  transform:translateY(0);
}
.header-login-btn svg{
  width:18px;
  height:18px;
  fill:none;
  stroke:currentColor;
  stroke-width:2.2;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.channel-bar{
  border-top:1px solid var(--border);
  min-height:48px;
}
.channel-list{
  display:flex;
  align-items:center;
  gap:28px;
  overflow-x:auto;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.channel-list::-webkit-scrollbar{display:none;}
.channel-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  white-space:nowrap;
  padding:12px 2px 10px;
  font-size:15px;
  font-weight:500;
  color:var(--text-muted);
  transition:color var(--transition);
}
.channel-link:hover{
  color:var(--primary);
}
.channel-link.active{
  color:var(--primary);
  font-weight:600;
}
.channel-link.active::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:2px;
  background:var(--primary);
  border-radius:2px;
}

/* ---- Hero ---- */
.hero{
  position:relative;
  background-color:var(--bg);
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  padding:72px 0 80px;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:rgba(247,244,239,0.86);
}
.hero .grid-container{
  position:relative;
  z-index:1;
}
.hero-inner{
  display:flex;
  align-items:center;
  gap:40px;
}
.hero-content{
  flex:0 0 44%;
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-muted);
  margin-bottom:22px;
}
.breadcrumb a{
  color:var(--primary);
  font-weight:500;
}
.breadcrumb a:hover{opacity:0.8;}
.breadcrumb-sep{
  display:inline-block;
  width:14px;
  height:1px;
  background:var(--border);
}
.hero-title{
  font-size:44px;
  line-height:1.3;
  font-weight:800;
  color:var(--text);
  margin:0 0 16px;
}
.hero-title span{
  color:var(--primary);
}
.hero-subtitle{
  font-size:16px;
  color:var(--text-muted);
  line-height:1.75;
  margin:0 0 28px;
  max-width:460px;
}
.hero-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin-bottom:24px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:600;
  padding:14px 28px;
  cursor:pointer;
  border:1px solid transparent;
  transition:background var(--transition),transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.btn svg{
  width:18px;
  height:18px;
  fill:none;
  stroke:currentColor;
  stroke-width:2.2;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.btn-primary{
  background:var(--secondary);
  color:#fff;
}
.btn-primary:hover{
  background:#b04f20;
  transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(200,96,43,0.3);
}
.btn-primary:active{
  transform:translateY(0);
}
.btn-outline{
  background:transparent;
  border-color:var(--primary);
  color:var(--primary);
}
.btn-outline:hover{
  background:rgba(15,107,99,0.08);
}
.btn-outline:active{
  background:rgba(15,107,99,0.14);
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  font-size:13px;
  color:var(--text-muted);
}
.hero-meta-item{
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.hero-meta-item svg{
  width:16px;
  height:16px;
  stroke:var(--success);
  fill:none;
  stroke-width:2;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.hero-panel{
  flex:1 1 48%;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:20px;
  padding:32px;
  box-shadow:var(--shadow-deep);
  position:relative;
  overflow:hidden;
}
.hero-panel::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:4px;
  background:var(--primary);
}
.panel-header{
  text-align:center;
  margin-bottom:24px;
}
.panel-avatar{
  width:56px;
  height:56px;
  border-radius:50%;
  background:var(--primary);
  color:#fff;
  font-size:22px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:center;
  margin:0 auto 12px;
}
.panel-welcome{
  font-size:18px;
  font-weight:700;
  color:var(--text);
}
.panel-welcome span{
  color:var(--primary);
}
.panel-sub{
  font-size:13px;
  color:var(--text-muted);
  margin-top:4px;
}
.form-group{
  margin-bottom:16px;
}
.form-group label{
  display:block;
  font-size:13px;
  font-weight:500;
  color:var(--text-muted);
  margin-bottom:6px;
}
.form-control{
  width:100%;
  height:48px;
  padding:14px 16px;
  border:1px solid var(--border);
  border-radius:var(--radius-btn);
  background:var(--surface);
  color:var(--text);
  font-size:15px;
  transition:border-color var(--transition),box-shadow var(--transition);
}
.form-control:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(15,107,99,0.12);
}
.form-extra{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin:6px 0 18px;
}
.checkbox{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  color:var(--text-muted);
  cursor:pointer;
}
.checkbox input{
  accent-color:var(--primary);
  width:16px;
  height:16px;
}
.link-text{
  font-size:13px;
  color:var(--primary);
  font-weight:500;
}
.link-text:hover{
  text-decoration:underline;
}
.panel-login-btn{
  width:100%;
  height:48px;
  border:none;
  border-radius:var(--radius-btn);
  background:var(--secondary);
  color:#fff;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  transition:background var(--transition),transform var(--transition),box-shadow var(--transition);
}
.panel-login-btn:hover{
  background:#b04f20;
  transform:translateY(-2px);
  box-shadow:0 6px 16px rgba(200,96,43,0.3);
}
.panel-login-btn:active{
  transform:translateY(0);
}
.panel-switch{
  text-align:center;
  margin-top:14px;
  font-size:13px;
  color:var(--text-muted);
}
.panel-switch a{
  color:var(--primary);
  font-weight:500;
}
.panel-switch a:hover{
  text-decoration:underline;
}

/* ---- 通用板块 ---- */
.section{
  padding:96px 0;
}
.section-header{
  max-width:640px;
  margin:0 auto 48px;
  text-align:center;
}
.section-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  color:var(--primary);
  letter-spacing:1px;
  margin-bottom:8px;
  text-transform:uppercase;
}
.section-eyebrow::before,
.section-eyebrow::after{
  content:"";
  width:20px;
  height:1px;
  background:var(--primary);
  opacity:0.5;
}
.section-title{
  font-size:32px;
  font-weight:700;
  line-height:1.3;
  color:var(--text);
  margin:0 0 12px;
}
.section-desc{
  font-size:16px;
  color:var(--text-muted);
  margin:0;
  line-height:1.75;
}

/* ---- 登录方式卡片 ---- */
.methods-section{
  background:var(--bg);
}
.method-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px 24px;
  height:100%;
  transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.method-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:var(--primary);
}
.method-icon{
  width:52px;
  height:52px;
  border-radius:14px;
  background:rgba(15,107,99,0.1);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:16px;
}
.method-icon svg{
  width:26px;
  height:26px;
  fill:none;
  stroke:currentColor;
  stroke-width:2;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.method-card h3{
  font-size:19px;
  font-weight:600;
  color:var(--text);
  margin:0 0 10px;
}
.method-card p{
  font-size:15px;
  color:var(--text-muted);
  line-height:1.65;
  margin:0 0 16px;
}
.method-tag{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 12px;
  border-radius:var(--radius-tag);
  background:rgba(232,225,213,0.6);
  color:var(--primary);
  font-size:12px;
  font-weight:600;
  transition:background var(--transition),color var(--transition);
}
.method-tag:hover{
  background:var(--primary);
  color:#fff;
}

/* ---- 适用场景 ---- */
.scenarios-section{
  background:var(--surface);
}
.scenario-item{
  display:flex;
  align-items:center;
  gap:24px;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:20px;
  margin-bottom:20px;
  transition:box-shadow var(--transition),transform var(--transition);
}
.scenario-item:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-2px);
}
.scenario-item:nth-child(2){
  flex-direction:row-reverse;
}
.scenario-image{
  flex:0 0 38%;
  border-radius:12px;
  overflow:hidden;
  aspect-ratio:4/3;
  background:#F0EBE2;
}
.scenario-image img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.scenario-content{
  flex:1;
}
.scenario-content h3{
  font-size:20px;
  font-weight:600;
  color:var(--text);
  margin:0 0 8px;
}
.scenario-content p{
  font-size:15px;
  color:var(--text-muted);
  line-height:1.7;
  margin:0;
}
.scenario-badge{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 12px;
  border-radius:var(--radius-tag);
  background:rgba(15,107,99,0.08);
  color:var(--primary);
  font-size:12px;
  font-weight:600;
  margin-bottom:10px;
}

/* ---- 登录流程 ---- */
.process-section{
  background:var(--bg);
  position:relative;
}
.process-steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
  counter-reset:step;
}
.process-step{
  position:relative;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:32px 24px 28px;
  text-align:center;
  transition:transform var(--transition),box-shadow var(--transition);
}
.process-step:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
}
.step-num{
  font-family:"Archivo",Inter,sans-serif;
  font-size:42px;
  font-weight:800;
  line-height:1;
  color:var(--primary);
  display:block;
  margin-bottom:16px;
  position:relative;
}
.step-num::after{
  content:"";
  display:block;
  width:36px;
  height:2px;
  background:var(--border);
  margin:12px auto 0;
}
.process-step h3{
  font-size:18px;
  font-weight:600;
  color:var(--text);
  margin:0 0 10px;
}
.process-step p{
  font-size:14px;
  color:var(--text-muted);
  line-height:1.65;
  margin:0;
}

/* ---- 登录前准备 ---- */
.prep-section{
  background:var(--surface);
}
.prep-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:20px;
}
.prep-item{
  display:flex;
  align-items:flex-start;
  gap:14px;
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:22px;
  transition:border-color var(--transition),box-shadow var(--transition);
}
.prep-item:hover{
  border-color:var(--primary);
  box-shadow:var(--shadow-hover);
}
.prep-check{
  flex:0 0 28px;
  width:28px;
  height:28px;
  border-radius:50%;
  background:var(--primary);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-top:2px;
}
.prep-check svg{
  width:14px;
  height:14px;
  fill:none;
  stroke:currentColor;
  stroke-width:3;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.prep-item h4{
  font-size:16px;
  font-weight:600;
  color:var(--text);
  margin:0 0 4px;
}
.prep-item p{
  font-size:14px;
  color:var(--text-muted);
  line-height:1.6;
  margin:0;
}

/* ---- FAQ ---- */
.faq-section{
  background:var(--bg);
}
.accordion{
  max-width:860px;
  margin:0 auto;
}
.accordion-item{
  background:var(--surface);
  border:1px solid var(--border) !important;
  border-radius:var(--radius) !important;
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color var(--transition),box-shadow var(--transition);
}
.accordion-item:hover{
  border-color:var(--primary) !important;
}
.accordion-item.is-active{
  border-color:var(--primary) !important;
  box-shadow:var(--shadow-hover);
}
.accordion-title{
  min-height:56px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 22px !important;
  font-size:16px;
  font-weight:600;
  color:var(--text) !important;
  background:transparent !important;
  position:relative;
}
.accordion-title:hover{
  color:var(--primary) !important;
  background:rgba(15,107,99,0.03) !important;
}
.accordion-title::after{
  content:"+";
  font-size:22px;
  font-weight:400;
  color:var(--text-muted);
  transition:transform var(--transition),color var(--transition);
  position:static !important;
  margin-left:16px;
}
.accordion-item.is-active .accordion-title::after{
  content:"−";
  color:var(--primary);
}
.accordion-content{
  padding:0 22px 20px !important;
  background:transparent !important;
  color:var(--text-muted);
  font-size:15px;
  line-height:1.7;
}
.accordion-content p{
  margin:0;
}

/* ---- CTA ---- */
.cta-banner{
  background:var(--surface-dark);
  padding:72px 0;
  position:relative;
  overflow:hidden;
}
.cta-banner::before{
  content:"";
  position:absolute;
  right:5%;
  bottom:-40%;
  width:320px;
  height:320px;
  border-radius:50%;
  border:2px solid rgba(247,244,239,0.08);
}
.cta-banner::after{
  content:"";
  position:absolute;
  right:12%;
  bottom:-8%;
  width:160px;
  height:240px;
  border:2px solid rgba(247,244,239,0.06);
  transform:rotate(35deg);
  border-radius:12px;
}
.cta-inner{
  position:relative;
  z-index:1;
  text-align:center;
  max-width:680px;
  margin:0 auto;
}
.cta-inner h2{
  font-size:32px;
  font-weight:700;
  color:#fff;
  margin:0 0 12px;
}
.cta-inner p{
  font-size:16px;
  color:rgba(247,244,239,0.8);
  margin:0 0 32px;
}
.cta-buttons{
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
}
.btn-white-outline{
  background:transparent;
  border-color:rgba(247,244,239,0.7);
  color:#fff;
}
.btn-white-outline:hover{
  background:rgba(247,244,239,0.12);
  border-color:#fff;
}

/* ---- Footer ---- */
.footer{
  background:var(--surface-dark);
  color:rgba(247,244,239,0.72);
  padding:64px 0 0;
  font-size:14px;
}
.footer-grid{
  padding-bottom:40px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:14px;
}
.footer-brand .brand-mark{
  background:var(--secondary);
}
.footer-brand .brand-name{
  color:#fff;
  font-size:18px;
}
.brand-desc{
  font-size:14px;
  line-height:1.7;
  color:rgba(247,244,239,0.65);
  margin:0;
  max-width:320px;
}
.footer h4{
  font-size:15px;
  font-weight:600;
  color:#fff;
  margin:0 0 14px;
}
.footer-links{
  margin:0;
}
.footer-links li{
  margin-bottom:10px;
}
.footer-links a{
  color:rgba(247,244,239,0.65);
  font-size:14px;
  transition:color var(--transition);
}
.footer-links a:hover{
  color:#fff;
}
.footer-contact p{
  margin:0 0 6px;
  color:rgba(247,244,239,0.65);
}
.footer-bottom{
  border-top:1px solid rgba(247,244,239,0.12);
  padding:20px 0;
  text-align:center;
  font-size:13px;
  color:rgba(247,244,239,0.5);
}
.footer-bottom a{
  color:rgba(247,244,239,0.7);
  transition:color var(--transition);
}
.footer-bottom a:hover{
  color:#fff;
}

/* ---- 响应式 ---- */
@media screen and (max-width:1024px){
  .hero-title{font-size:36px;}
  .hero-inner{flex-direction:column;gap:32px;}
  .hero-content{flex:1 1 100%;}
  .hero-panel{flex:1 1 100%;max-width:520px;margin:0 auto;width:100%;}
  .section{padding:72px 0;}
  .section-title{font-size:28px;}
  .process-steps{grid-template-columns:repeat(3,1fr);gap:18px;}
  .scenario-item,.scenario-item:nth-child(2){flex-direction:column;}
  .scenario-image{flex:1 1 100%;width:100%;}
  .scenario-content{flex:1 1 100%;}
}
@media screen and (max-width:768px){
  .grid-container{padding-left:20px;padding-right:20px;}
  .brand-name{font-size:17px;}
  .channel-list{gap:20px;}
  .channel-link{font-size:14px;}
  .hero{padding:48px 0 56px;}
  .hero-title{font-size:30px;}
  .hero-subtitle{font-size:15px;}
  .hero-panel{padding:24px;}
  .process-steps{grid-template-columns:1fr;gap:16px;}
  .prep-grid{grid-template-columns:1fr;gap:16px;}
  .section{padding:56px 0;}
  .section-title{font-size:25px;}
  .section-header{margin-bottom:32px;}
  .footer-grid .cell{margin-bottom:28px;}
}
@media screen and (max-width:520px){
  .grid-container{padding-left:16px;padding-right:16px;}
  .brand-bar{height:58px;}
  .brand-mark{width:34px;height:34px;font-size:15px;border-radius:10px;}
  .brand-name{font-size:15px;}
  .header-login-btn{padding:8px 16px;font-size:14px;}
  .hero{padding:36px 0 44px;}
  .hero-title{font-size:26px;}
  .hero-actions .btn{width:100%;}
  .section-title{font-size:22px;}
  .method-card{padding:22px 18px;}
  .scenario-item{padding:16px;}
  .process-step{padding:24px 18px;}
  .prep-item{padding:18px;}
  .accordion-title{padding:0 16px !important;font-size:15px;}
  .accordion-content{padding:0 16px 18px !important;}
  .cta-inner h2{font-size:24px;}
  .cta-buttons .btn{width:100%;}
}

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0F6B63;
            --primary-dark: #0B554F;
            --secondary: #C8602B;
            --secondary-dark: #A84D1E;
            --bg: #F7F4EF;
            --surface: #FFFFFF;
            --surface-dark: #24332F;
            --text: #2A2A28;
            --text-muted: #74746E;
            --border: #E8E1D5;
            --success: #3F7A4D;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-pill: 999px;
            --shadow-hover: 0 8px 24px rgba(36, 51, 47, 0.08);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.2);
            --transition: 150ms ease-in-out;
            --font-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-num: "Archivo", "Inter", sans-serif;
        }

        /* ===== Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
        }

        /* ===== 容器 ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(247, 244, 239, 0.92);
            -webkit-backdrop-filter: blur(8px);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
        }
        .top-bar-row {
            height: 64px;
        }
        .top-bar-row .grid-x {
            height: 64px;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 800;
            letter-spacing: 1px;
        }
        .brand-name {
            font-size: 20px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: 1px;
        }
        .header-login-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            height: 40px;
            padding: 0 20px;
            background: var(--secondary);
            color: #fff;
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 600;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
        }
        .header-login-btn:hover {
            background: var(--secondary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(200, 96, 43, 0.3);
        }
        .header-login-btn:active {
            transform: translateY(0);
        }
        .menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border);
            border-radius: 10px;
            background: var(--surface);
            cursor: pointer;
            color: var(--text);
            transition: border-color var(--transition), background var(--transition);
        }
        .menu-toggle:hover {
            border-color: var(--primary);
            background: rgba(15, 107, 99, 0.06);
        }
        .menu-toggle svg {
            width: 20px;
            height: 20px;
        }

        /* 频道行 */
        .channel-bar {
            border-top: 1px solid rgba(232, 225, 213, 0.5);
            background: rgba(247, 244, 239, 0.6);
        }
        .channel-list {
            display: flex;
            align-items: center;
            gap: 28px;
            height: 48px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .channel-list::-webkit-scrollbar {
            display: none;
        }
        .channel-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            height: 48px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            white-space: nowrap;
            transition: color var(--transition);
        }
        .channel-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            opacity: 0;
            transform: scaleX(0.6);
            transition: opacity var(--transition), transform var(--transition);
        }
        .channel-link:hover {
            color: var(--primary);
        }
        .channel-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .channel-link.active::after {
            opacity: 1;
            transform: scaleX(1);
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            padding: 28px 0 16px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb-sep {
            color: #C9C2B8;
            font-size: 12px;
        }
        .breadcrumb-current {
            color: var(--text);
            font-weight: 500;
            max-width: 320px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        /* ===== 文章 Hero ===== */
        .article-hero {
            position: relative;
            background: linear-gradient(120deg, rgba(247, 244, 239, 0.96) 30%, rgba(247, 244, 239, 0.85) 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            border-bottom: 1px solid var(--border);
        }
        .article-header {
            padding: 20px 0 40px;
        }
        .article-header h1 {
            font-size: 38px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text);
            max-width: 860px;
            margin-bottom: 16px;
        }
        .article-excerpt {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 720px;
            margin-bottom: 24px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .meta-item i {
            font-size: 14px;
            color: var(--primary);
        }
        .chip {
            display: inline-flex;
            align-items: center;
            height: 26px;
            padding: 0 14px;
            background: rgba(232, 225, 213, 0.6);
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 500;
            color: var(--primary);
            transition: background var(--transition), color var(--transition);
        }
        .chip:hover {
            background: var(--primary);
            color: #fff;
        }

        /* ===== 正文阅读区 ===== */
        .article-body-section {
            padding: 56px 0 72px;
        }
        .article-content-wrap {
            max-width: 780px;
            margin: 0 auto;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 48px 52px;
        }
        .article-content {
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
        }
        .article-content p {
            margin-bottom: 1.5em;
        }
        .article-content h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text);
            margin: 40px 0 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid rgba(15, 107, 99, 0.15);
            position: relative;
        }
        .article-content h2::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 48px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .article-content h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text);
            margin: 32px 0 12px;
        }
        .article-content a {
            color: var(--secondary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-content a:hover {
            color: var(--secondary-dark);
        }
        .article-content ul,
        .article-content ol {
            margin-bottom: 1.5em;
            padding-left: 24px;
        }
        .article-content ul li {
            position: relative;
            padding-left: 16px;
            margin-bottom: 10px;
        }
        .article-content ul li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 12px;
            width: 6px;
            height: 6px;
            background: var(--primary);
            border-radius: 50%;
        }
        .article-content ol {
            list-style: decimal;
        }
        .article-content ol li {
            padding-left: 4px;
            margin-bottom: 10px;
        }
        .article-content blockquote {
            position: relative;
            margin: 32px 0;
            padding: 20px 24px;
            background: rgba(15, 107, 99, 0.06);
            border-left: 4px solid var(--primary);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .article-content img {
            border-radius: 12px;
            margin: 24px 0;
            max-width: 100%;
            height: auto;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 14px;
        }
        .article-content table th,
        .article-content table td {
            border: 1px solid var(--border);
            padding: 12px 16px;
            text-align: left;
        }
        .article-content table th {
            background: rgba(15, 107, 99, 0.06);
            font-weight: 600;
            color: var(--primary-dark);
        }

        /* ===== 文章标签 ===== */
        .article-footer-meta {
            margin-top: 40px;
            padding-top: 28px;
            border-top: 1px solid var(--border);
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 28px;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            height: 26px;
            padding: 0 14px;
            background: rgba(232, 225, 213, 0.6);
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 500;
            color: var(--primary);
            cursor: default;
            transition: background var(--transition), color var(--transition);
        }
        .tag:hover {
            background: var(--primary);
            color: #fff;
        }

        /* ===== 上一篇/下一篇 ===== */
        .article-prev-next {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 0;
        }
        .prev-link,
        .next-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 42px;
            padding: 0 20px;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            background: var(--surface);
            transition: border-color var(--transition), color var(--transition), background var(--transition), transform var(--transition);
        }
        .prev-link:hover,
        .next-link:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(15, 107, 99, 0.04);
            transform: translateY(-1px);
        }
        .next-link {
            margin-left: auto;
        }

        /* ===== 未找到 ===== */
        .not-found-section {
            padding: 120px 24px;
            text-align: center;
        }
        .not-found-box {
            max-width: 560px;
            margin: 0 auto;
            background: var(--surface);
            border: 1px dashed var(--border);
            border-radius: var(--radius-lg);
            padding: 64px 40px;
        }
        .not-found-box .icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(15, 107, 99, 0.08);
            border-radius: 50%;
            color: var(--primary);
            font-size: 28px;
        }
        .not-found-box h2 {
            font-size: 24px;
            margin-bottom: 12px;
        }
        .not-found-box p {
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        /* ===== 相关阅读 ===== */
        .related-section {
            padding: 72px 0 80px;
            background: var(--bg);
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 8px;
            position: relative;
            display: inline-block;
            padding-bottom: 12px;
        }
        .section-header h2::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 44px;
            height: 3px;
            background: var(--secondary);
            border-radius: 3px;
        }
        .related-grid {
            row-gap: 32px;
        }
        .related-cell {
            margin-bottom: 0;
        }
        .related-card {
            display: block;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 100%;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary);
        }
        .related-img {
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background: #F0EBE2;
        }
        .related-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 300ms ease;
        }
        .related-card:hover .related-img img {
            transform: scale(1.03);
        }
        .related-body {
            padding: 20px 20px 24px;
        }
        .related-body h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .related-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 72px 0 80px;
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: grid;
            gap: 16px;
        }
        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 0 28px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(15, 107, 99, 0.4);
        }
        .faq-item.is-active {
            border-color: var(--primary);
            box-shadow: 0 4px 16px rgba(15, 107, 99, 0.08);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 22px 0;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border);
            border-radius: 50%;
            font-size: 14px;
            color: var(--text-muted);
            transition: background var(--transition), color var(--transition), transform var(--transition);
        }
        .faq-item.is-active .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 220ms ease;
        }
        .faq-answer p {
            padding-bottom: 20px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ===== CTA 横幅 ===== */
        .cta-banner {
            position: relative;
            background: linear-gradient(135deg, rgba(36, 51, 47, 0.9) 0%, rgba(36, 51, 47, 0.82) 100%), url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            padding: 96px 0;
            text-align: center;
        }
        .cta-inner {
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-title {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 14px;
        }
        .cta-subtitle {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 32px;
        }
        .cta-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            gap: 16px;
        }
        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 50px;
            padding: 0 36px;
            background: var(--secondary);
            color: #fff;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 600;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
        }
        .btn-cta-primary:hover {
            background: var(--secondary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(200, 96, 43, 0.35);
        }
        .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 50px;
            padding: 0 36px;
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 600;
            transition: background var(--transition), border-color var(--transition), transform var(--transition);
        }
        .btn-cta-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        /* ===== 按钮通用 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 46px;
            padding: 0 28px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
        }
        .btn-primary {
            background: var(--secondary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--secondary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(200, 96, 43, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-outline-primary {
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
        }
        .btn-outline-primary:hover {
            background: rgba(15, 107, 99, 0.08);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }
        .btn-sm {
            height: 38px;
            padding: 0 18px;
            font-size: 13px;
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--surface-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 64px 0 0;
        }
        .footer-grid {
            padding-bottom: 48px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }
        .footer-brand .brand-mark {
            background: var(--secondary);
        }
        .footer-brand .brand-name {
            color: #fff;
        }
        .brand-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 0;
            max-width: 320px;
        }
        .footer h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: #fff;
        }
        .footer-contact p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 10px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            margin-bottom: 0;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* ===== Foundation 覆盖 ===== */
        .grid-margin-x {
            margin-left: -0.625rem;
            margin-right: -0.625rem;
        }
        .grid-margin-x>.cell {
            margin-left: 0.625rem;
            margin-right: 0.625rem;
        }
        .grid-margin-x:not(.small-collapse) {
            margin-left: -0.625rem;
            margin-right: -0.625rem;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .article-header h1 {
                font-size: 32px;
            }
            .cta-title {
                font-size: 28px;
            }
            .section-header h2 {
                font-size: 26px;
            }
        }
        @media (max-width: 768px) {
            .article-content-wrap {
                padding: 32px 28px;
            }
            .article-body-section {
                padding: 40px 0 56px;
            }
            .related-section,
            .faq-section {
                padding: 56px 0 64px;
            }
            .cta-banner {
                padding: 64px 0;
            }
            .footer-grid .cell {
                margin-bottom: 32px;
            }
            .footer-grid .cell:last-child {
                margin-bottom: 0;
            }
        }
        @media (max-width: 640px) {
            .top-bar-row {
                height: 58px;
            }
            .top-bar-row .grid-x {
                height: 58px;
            }
            .brand-name {
                font-size: 18px;
            }
            .menu-toggle {
                display: inline-flex;
            }
            .channel-bar {
                border-top: 1px solid var(--border);
                max-height: 0;
                overflow: hidden;
                transition: max-height 250ms ease;
            }
            .channel-bar.open {
                max-height: 200px;
            }
            .channel-list {
                height: auto;
                display: flex;
                flex-wrap: wrap;
                gap: 8px 24px;
                padding: 12px 0;
                overflow-x: visible;
            }
            .channel-link {
                height: auto;
                padding: 6px 0;
                font-size: 14px;
            }
            .channel-link::after {
                bottom: 0;
            }
            .breadcrumb {
                padding-top: 20px;
            }
            .article-header {
                padding: 16px 0 32px;
            }
            .article-header h1 {
                font-size: 26px;
                line-height: 1.35;
            }
            .article-excerpt {
                font-size: 15px;
                line-height: 1.7;
            }
            .article-content-wrap {
                padding: 24px 20px;
                border-radius: var(--radius-md);
            }
            .article-content h2 {
                font-size: 22px;
            }
            .article-content h3 {
                font-size: 18px;
            }
            .article-prev-next {
                flex-direction: column;
                align-items: stretch;
            }
            .prev-link,
            .next-link {
                justify-content: center;
            }
            .next-link {
                margin-left: 0;
            }
            .related-grid {
                row-gap: 20px;
            }
            .faq-item {
                padding: 0 20px;
            }
            .faq-question {
                font-size: 15px;
                padding: 18px 0;
            }
            .cta-title {
                font-size: 24px;
            }
            .cta-subtitle {
                font-size: 14px;
            }
            .cta-actions {
                flex-direction: column;
                gap: 12px;
            }
            .btn-cta-primary,
            .btn-cta-outline {
                width: 100%;
                justify-content: center;
            }
            .footer {
                padding-top: 48px;
            }
            .brand-desc {
                max-width: 100%;
            }
        }
        @media (max-width: 520px) {
            .article-header h1 {
                font-size: 24px;
            }
            .article-meta {
                gap: 8px;
                font-size: 12px;
            }
            .article-content {
                font-size: 15px;
                line-height: 1.75;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .related-body h3 {
                font-size: 16px;
            }
        }

/* roulang page: category2 */
:root {
        --primary: #0F6B63;
        --primary-dark: #0A534C;
        --secondary: #C8602B;
        --secondary-dark: #A94E22;
        --bg: #F7F4EF;
        --surface: #FFFFFF;
        --surface-dark: #24332F;
        --text: #2A2A28;
        --text-muted: #74746E;
        --border: #E8E1D5;
        --success: #3F7A4D;
        --radius-card: 16px;
        --radius-btn: 12px;
        --radius-input: 12px;
        --radius-chip: 999px;
        --shadow-hover: 0 8px 24px rgba(36, 51, 47, 0.08);
        --shadow-modal: 0 20px 60px rgba(0, 0, 0, 0.2);
        --font-main: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
        --font-num: "Archivo", "Inter", sans-serif;
        --transition: 150ms ease-in-out;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-main);
        font-size: 16px;
        line-height: 1.75;
        color: var(--text);
        background-color: var(--bg);
        -webkit-font-smoothing: antialiased;
    }

    a {
        color: var(--primary);
        text-decoration: none;
        transition: color var(--transition);
    }
    a:hover { color: var(--secondary); }

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

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

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 24px;
    }

    /* ===== Header / Navigation ===== */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 100;
        background: rgba(247, 244, 239, 0.92);
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
        border-bottom: 1px solid var(--border);
    }

    .brand-bar {
        height: 64px;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .brand-logo {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .brand-mark {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        background: var(--primary);
        color: #fff;
        border-radius: 10px;
        font-weight: 800;
        font-size: 18px;
        letter-spacing: 1px;
    }

    .brand-name {
        font-size: 18px;
        font-weight: 700;
        color: var(--text);
        letter-spacing: 0.5px;
    }

    .brand-suffix {
        font-size: 13px;
        color: var(--text-muted);
        margin-left: 4px;
        font-weight: 400;
    }

    .header-login-btn {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: var(--secondary);
        color: #fff;
        border: none;
        border-radius: var(--radius-btn);
        height: 40px;
        padding: 0 22px;
        font-size: 14px;
        font-weight: 600;
        cursor: pointer;
        transition: all var(--transition);
    }
    .header-login-btn:hover {
        background: var(--secondary-dark);
        color: #fff;
        transform: translateY(-1px);
        box-shadow: 0 4px 12px rgba(200, 96, 43, 0.25);
    }
    .header-login-btn:active {
        transform: translateY(0);
    }

    .channel-bar {
        border-top: 1px solid var(--border);
        background: rgba(255, 255, 255, 0.5);
    }

    .channel-list {
        display: flex;
        gap: 4px;
        padding: 10px 0;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .channel-list::-webkit-scrollbar { display: none; }

    .channel-link {
        display: inline-flex;
        align-items: center;
        white-space: nowrap;
        padding: 6px 18px;
        font-size: 15px;
        font-weight: 500;
        color: var(--text);
        border-radius: var(--radius-chip);
        transition: all var(--transition);
        position: relative;
    }

    .channel-link:hover {
        color: var(--primary);
        background: rgba(15, 107, 99, 0.06);
    }

    .channel-link.active {
        color: var(--primary);
        font-weight: 700;
        background: rgba(15, 107, 99, 0.08);
    }
    .channel-link.active::after {
        content: '';
        position: absolute;
        left: 18px;
        right: 18px;
        bottom: 2px;
        height: 2px;
        background: var(--primary);
        border-radius: 2px;
    }

    .mobile-menu-toggle {
        display: none;
        background: none;
        border: 1px solid var(--border);
        border-radius: 8px;
        width: 40px;
        height: 40px;
        font-size: 18px;
        color: var(--text);
        cursor: pointer;
        align-items: center;
        justify-content: center;
    }

    /* ===== Hero ===== */
    .page-hero {
        position: relative;
        padding: 72px 0 64px;
        background: linear-gradient(180deg, #F0EAE0 0%, var(--bg) 100%);
        overflow: hidden;
    }

    .page-hero::before {
        content: '';
        position: absolute;
        top: -80px;
        right: -40px;
        width: 260px;
        height: 260px;
        background-image: url('/assets/images/backpic/back-2.webp');
        background-size: cover;
        opacity: 0.25;
        clip-path: polygon(0 0, 100% 0, 85% 100%, 0 85%);
    }

    .breadcrumb-nav {
        font-size: 14px;
        color: var(--text-muted);
        margin-bottom: 24px;
        display: flex;
        align-items: center;
        gap: 8px;
        flex-wrap: wrap;
    }
    .breadcrumb-nav a {
        color: var(--text-muted);
    }
    .breadcrumb-nav a:hover {
        color: var(--primary);
    }
    .breadcrumb-nav .sep {
        opacity: 0.5;
    }
    .breadcrumb-nav .current {
        color: var(--primary);
        font-weight: 600;
    }

    .page-hero h1 {
        font-size: 44px;
        font-weight: 800;
        line-height: 1.3;
        color: var(--text);
        margin-bottom: 16px;
        letter-spacing: -1px;
    }

    .page-hero h1 .accent {
        color: var(--primary);
    }

    .page-hero .hero-desc {
        font-size: 16px;
        line-height: 1.8;
        color: var(--text-muted);
        max-width: 620px;
        margin-bottom: 28px;
    }

    .hero-actions {
        display: flex;
        gap: 14px;
        flex-wrap: wrap;
        margin-bottom: 32px;
    }

    .btn-primary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: var(--secondary);
        color: #fff;
        border: none;
        border-radius: var(--radius-btn);
        padding: 14px 28px;
        font-size: 15px;
        font-weight: 600;
        cursor: pointer;
        transition: all var(--transition);
    }
    .btn-primary:hover {
        background: var(--secondary-dark);
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(200, 96, 43, 0.3);
    }
    .btn-primary:active {
        transform: translateY(0);
    }

    .btn-outline {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: transparent;
        color: var(--primary);
        border: 1.5px solid var(--primary);
        border-radius: var(--radius-btn);
        padding: 13px 28px;
        font-size: 15px;
        font-weight: 600;
        cursor: pointer;
        transition: all var(--transition);
    }
    .btn-outline:hover {
        background: rgba(15, 107, 99, 0.08);
        color: var(--primary);
        transform: translateY(-2px);
    }
    .btn-outline:active {
        transform: translateY(0);
    }

    .hero-stats {
        display: flex;
        gap: 28px;
        align-items: center;
        flex-wrap: wrap;
    }

    .stat-item {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 14px;
        color: var(--text-muted);
    }

    .stat-item .stat-num {
        font-family: var(--font-num);
        font-size: 18px;
        font-weight: 700;
        color: var(--text);
    }

    .stat-stars {
        color: #E9A825;
        font-size: 14px;
        letter-spacing: 2px;
    }

    /* ===== Section base ===== */
    .section {
        padding: 96px 0;
    }

    .section-header {
        text-align: center;
        max-width: 680px;
        margin: 0 auto 48px;
    }

    .section-tag {
        display: inline-block;
        background: rgba(15, 107, 99, 0.08);
        color: var(--primary);
        font-size: 12px;
        font-weight: 700;
        padding: 4px 14px;
        border-radius: var(--radius-chip);
        text-transform: uppercase;
        letter-spacing: 1px;
        margin-bottom: 12px;
    }

    .section-title {
        font-size: 32px;
        font-weight: 700;
        line-height: 1.4;
        color: var(--text);
        margin-bottom: 14px;
    }

    .section-desc {
        font-size: 15px;
        line-height: 1.75;
        color: var(--text-muted);
    }

    /* ===== Feature cards ===== */
    .features-section {
        background: var(--surface);
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

    .feature-card {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-card);
        padding: 32px 28px;
        height: 100%;
        transition: all var(--transition);
    }

    .feature-card:hover {
        border-color: var(--primary);
        box-shadow: var(--shadow-hover);
        transform: translateY(-4px);
    }

    .feature-icon {
        width: 52px;
        height: 52px;
        border-radius: 14px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 22px;
        margin-bottom: 20px;
        background: rgba(15, 107, 99, 0.1);
        color: var(--primary);
    }

    .feature-card h3 {
        font-size: 18px;
        font-weight: 600;
        color: var(--text);
        margin-bottom: 10px;
    }

    .feature-card p {
        font-size: 14px;
        line-height: 1.7;
        color: var(--text-muted);
    }

    /* ===== Content cards (grid) ===== */
    .content-section {
        background: var(--bg);
    }

    .section-alt {
        background: #EDE7DC;
        border-top: 1px solid var(--border);
        border-bottom: 1px solid var(--border);
    }

    .content-card {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-card);
        overflow: hidden;
        height: 100%;
        display: flex;
        flex-direction: column;
        transition: all var(--transition);
    }

    .content-card:hover {
        border-color: var(--primary);
        box-shadow: var(--shadow-hover);
        transform: translateY(-4px);
    }

    .content-card .card-media {
        aspect-ratio: 4/3;
        overflow: hidden;
        background: #F0EBE2;
        position: relative;
    }

    .content-card .card-media img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }

    .content-card:hover .card-media img {
        transform: scale(1.04);
    }

    .content-card .card-body {
        padding: 22px 20px 20px;
        flex: 1;
        display: flex;
        flex-direction: column;
    }

    .content-card .card-tag {
        display: inline-flex;
        align-self: flex-start;
        background: rgba(232, 225, 213, 0.6);
        color: var(--primary);
        font-size: 12px;
        font-weight: 600;
        padding: 2px 12px;
        border-radius: var(--radius-chip);
        margin-bottom: 10px;
        transition: all var(--transition);
    }

    .content-card:hover .card-tag {
        background: var(--primary);
        color: #fff;
    }

    .content-card .card-title {
        font-size: 17px;
        font-weight: 600;
        color: var(--text);
        line-height: 1.45;
        margin-bottom: 8px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .content-card .card-excerpt {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.65;
        flex: 1;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        margin-bottom: 14px;
    }

    .content-card .card-footer {
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 13px;
        color: var(--text-muted);
        padding-top: 12px;
        border-top: 1px solid var(--border);
    }

    .card-footer .view-link {
        color: var(--primary);
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 5px;
    }
    .card-footer .view-link:hover {
        color: var(--secondary);
    }

    /* ===== Process timeline ===== */
    .process-section {
        background: var(--surface-dark);
        color: rgba(255, 255, 255, 0.9);
    }

    .process-section .section-title {
        color: #fff;
    }

    .process-section .section-desc {
        color: rgba(255, 255, 255, 0.7);
    }

    .process-step {
        position: relative;
        padding: 28px 24px;
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(255, 255, 255, 0.12);
        border-radius: var(--radius-card);
        height: 100%;
        transition: all var(--transition);
    }

    .process-step:hover {
        background: rgba(255, 255, 255, 0.1);
        transform: translateY(-4px);
    }

    .step-num {
        font-family: var(--font-num);
        font-size: 36px;
        font-weight: 800;
        color: var(--secondary);
        line-height: 1;
        margin-bottom: 14px;
        display: block;
    }

    .process-step h3 {
        font-size: 17px;
        font-weight: 600;
        color: #fff;
        margin-bottom: 8px;
    }

    .process-step p {
        font-size: 14px;
        line-height: 1.7;
        color: rgba(255, 255, 255, 0.65);
    }

    /* ===== Scenario cards ===== */
    .scenario-card {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-card);
        padding: 30px 28px;
        height: 100%;
        transition: all var(--transition);
    }

    .scenario-card:hover {
        border-color: var(--secondary);
        box-shadow: var(--shadow-hover);
        transform: translateY(-4px);
    }

    .scenario-card .scenario-icon {
        width: 48px;
        height: 48px;
        border-radius: 12px;
        background: rgba(200, 96, 43, 0.1);
        color: var(--secondary);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 20px;
        margin-bottom: 18px;
    }

    .scenario-card h3 {
        font-size: 18px;
        font-weight: 600;
        margin-bottom: 10px;
        color: var(--text);
    }

    .scenario-card p {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.7;
    }

    .scenario-card ul {
        list-style: none;
        padding: 0;
        margin: 14px 0 0;
    }

    .scenario-card ul li {
        font-size: 13px;
        color: var(--text-muted);
        padding: 4px 0;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .scenario-card ul li i {
        color: var(--success);
        font-size: 12px;
    }

    /* ===== FAQ ===== */
    .faq-section {
        background: var(--bg);
    }

    .faq-list {
        max-width: 760px;
        margin: 0 auto;
    }

    .accordion-item {
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-card);
        margin-bottom: 12px;
        overflow: hidden;
        transition: border-color var(--transition);
    }

    .accordion-item:has(.accordion-title[aria-expanded="true"]) {
        border-color: var(--primary);
    }

    .accordion-title {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 18px 24px;
        font-size: 15px;
        font-weight: 600;
        color: var(--text);
        cursor: pointer;
        background: none;
        border: none;
        width: 100%;
        text-align: left;
        transition: color var(--transition);
        position: relative;
    }

    .accordion-title:hover {
        color: var(--primary);
    }

    .accordion-title .acc-icon {
        width: 24px;
        height: 24px;
        border-radius: 6px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 14px;
        color: var(--primary);
        background: rgba(15, 107, 99, 0.08);
        flex-shrink: 0;
        transition: all var(--transition);
    }

    .accordion-item:has(.accordion-title[aria-expanded="true"]) .acc-icon {
        background: var(--primary);
        color: #fff;
        transform: rotate(180deg);
    }

    .accordion-content {
        padding: 0 24px 20px;
        font-size: 14px;
        line-height: 1.75;
        color: var(--text-muted);
        border-top: 1px solid transparent;
    }

    .accordion-item:has(.accordion-title[aria-expanded="true"]) .accordion-content {
        border-top-color: var(--border);
        padding-top: 16px;
    }

    /* ===== CTA Banner ===== */
    .cta-section {
        padding: 80px 0;
        background: var(--surface-dark);
        position: relative;
        overflow: hidden;
    }

    .cta-section::before {
        content: '';
        position: absolute;
        left: 0;
        bottom: 0;
        width: 100%;
        height: 100%;
        background-image: url('/assets/images/backpic/back-3.webp');
        background-size: cover;
        background-position: center;
        opacity: 0.1;
        mix-blend-mode: overlay;
    }

    .cta-inner {
        position: relative;
        text-align: center;
        max-width: 640px;
        margin: 0 auto;
    }

    .cta-inner h2 {
        color: #fff;
        font-size: 32px;
        font-weight: 700;
        margin-bottom: 14px;
        line-height: 1.4;
    }

    .cta-inner p {
        color: rgba(255, 255, 255, 0.7);
        font-size: 16px;
        margin-bottom: 30px;
        line-height: 1.75;
    }

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

    .btn-cta-primary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: var(--secondary);
        color: #fff;
        border: none;
        border-radius: var(--radius-btn);
        padding: 15px 32px;
        font-size: 15px;
        font-weight: 700;
        cursor: pointer;
        transition: all var(--transition);
    }
    .btn-cta-primary:hover {
        background: var(--secondary-dark);
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(200, 96, 43, 0.4);
    }

    .btn-cta-outline {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: transparent;
        color: #fff;
        border: 1.5px solid rgba(255, 255, 255, 0.7);
        border-radius: var(--radius-btn);
        padding: 14px 32px;
        font-size: 15px;
        font-weight: 600;
        cursor: pointer;
        transition: all var(--transition);
    }
    .btn-cta-outline:hover {
        border-color: #fff;
        background: rgba(255, 255, 255, 0.1);
        color: #fff;
    }

    /* ===== Pagination ===== */
    .pagination-wrap {
        display: flex;
        justify-content: center;
        margin-top: 48px;
    }

    .pager {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: var(--radius-chip);
        padding: 6px;
    }

    .pager a, .pager span {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-width: 38px;
        height: 38px;
        border-radius: var(--radius-chip);
        font-size: 14px;
        font-weight: 500;
        color: var(--text);
        transition: all var(--transition);
        padding: 0 12px;
    }

    .pager a:hover {
        background: var(--primary);
        color: #fff;
    }

    .pager .current {
        background: var(--primary);
        color: #fff;
        font-weight: 700;
    }

    .pager .disabled {
        opacity: 0.4;
        pointer-events: none;
    }

    /* ===== Footer ===== */
    .footer {
        background: var(--surface-dark);
        color: rgba(255, 255, 255, 0.75);
        padding: 64px 0 0;
    }

    .footer-grid {
        padding-bottom: 40px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-brand {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 14px;
    }

    .footer-brand .brand-mark {
        background: rgba(255, 255, 255, 0.15);
        color: #fff;
    }

    .footer-brand .brand-name {
        color: #fff;
        font-size: 18px;
        font-weight: 700;
    }

    .brand-desc {
        font-size: 13px;
        line-height: 1.7;
        color: rgba(255, 255, 255, 0.6);
        max-width: 320px;
    }

    .footer h4 {
        color: #fff;
        font-size: 15px;
        font-weight: 600;
        margin-bottom: 16px;
        padding-bottom: 10px;
        position: relative;
    }
    .footer h4::after {
        content: '';
        position: absolute;
        left: 0;
        bottom: 0;
        width: 24px;
        height: 2px;
        background: var(--secondary);
        border-radius: 2px;
    }

    .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
    }

    .footer-links li {
        margin-bottom: 8px;
    }

    .footer-links a {
        color: rgba(255, 255, 255, 0.6);
        font-size: 14px;
        transition: color var(--transition), padding-left var(--transition);
    }
    .footer-links a:hover {
        color: #fff;
        padding-left: 4px;
    }

    .footer-contact p {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.6);
        margin-bottom: 6px;
    }

    .footer-bottom {
        padding: 20px 0;
        text-align: center;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.4);
    }
    .footer-bottom a {
        color: rgba(255, 255, 255, 0.6);
    }
    .footer-bottom a:hover {
        color: #fff;
    }

    /* ===== Responsive ===== */
    @media screen and (max-width: 1024px) {
        .page-hero h1 {
            font-size: 36px;
        }
        .section {
            padding: 72px 0;
        }
        .section-title {
            font-size: 28px;
        }
    }

    @media screen and (max-width: 640px) {
        .container {
            padding: 0 16px;
        }

        .brand-bar {
            height: 56px;
        }

        .mobile-menu-toggle {
            display: flex;
            order: 3;
        }

        .brand-name {
            font-size: 16px;
        }
        .brand-suffix {
            display: none;
        }

        .btn-login-text {
            font-size: 13px;
            padding: 0 16px;
        }

        .page-hero {
            padding: 48px 0 40px;
        }

        .page-hero h1 {
            font-size: 28px;
            line-height: 1.35;
        }

        .hero-desc {
            font-size: 14px;
        }

        .hero-actions {
            flex-direction: column;
            width: 100%;
        }

        .hero-actions .btn-primary,
        .hero-actions .btn-outline {
            width: 100%;
            justify-content: center;
        }

        .hero-stats {
            justify-content: flex-start;
            flex-wrap: wrap;
        }

        .section {
            padding: 48px 0;
        }

        .section-title {
            font-size: 24px;
            line-height: 1.4;
        }

        .section-desc {
            font-size: 14px;
        }

        .content-card .card-title {
            font-size: 15px;
        }

        .process-step {
            margin-bottom: 16px;
        }

        .cta-inner h2 {
            font-size: 24px;
        }

        .cta-actions {
            flex-direction: column;
        }

        .cta-actions .btn-cta-primary,
        .cta-actions .btn-cta-outline {
            width: 100%;
            justify-content: center;
        }

        .footer-grid {
            padding-bottom: 24px;
        }

        .footer .cell {
            margin-bottom: 24px;
        }
    }

    @media screen and (max-width: 420px) {
        .channel-link {
            padding: 6px 12px;
            font-size: 14px;
        }
        .header-login-btn {
            padding: 0 16px;
        }
        .pager a, .pager span {
            min-width: 32px;
            height: 32px;
            padding: 0 8px;
            font-size: 13px;
        }
    }

    /* Focus states */
    a:focus-visible, button:focus-visible {
        outline: 2px solid var(--secondary);
        outline-offset: 2px;
    }

    /* ===== Login Modal ===== */
    .reveal-modal-custom {
        border: none;
        border-radius: 16px;
        padding: 0;
        max-width: 400px;
        overflow: hidden;
    }

    .modal-body {
        padding: 32px;
    }

    .modal-header {
        text-align: center;
        margin-bottom: 24px;
    }

    .modal-header h3 {
        font-size: 20px;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 6px;
    }

    .modal-header p {
        font-size: 14px;
        color: var(--text-muted);
    }

    .modal-form .form-group {
        margin-bottom: 16px;
    }

    .modal-form label {
        display: block;
        font-size: 13px;
        font-weight: 500;
        color: var(--text-muted);
        margin-bottom: 6px;
    }

    .modal-form input {
        width: 100%;
        height: 48px;
        border: 1px solid var(--border);
        border-radius: var(--radius-input);
        padding: 14px 16px;
        font-size: 14px;
        background: var(--bg);
        color: var(--text);
        transition: border-color var(--transition), box-shadow var(--transition);
    }

    .modal-form input:focus {
        border-color: var(--primary);
        outline: none;
        box-shadow: 0 0 0 3px rgba(15, 107, 99, 0.12);
        background: #fff;
    }

    .form-extras {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 18px;
        font-size: 13px;
    }

    .form-extras label {
        display: flex;
        align-items: center;
        gap: 6px;
        color: var(--text-muted);
        cursor: pointer;
    }

    .form-extras a {
        color: var(--primary);
    }

    .modal-submit {
        width: 100%;
        background: var(--secondary);
        color: #fff;
        border: none;
        border-radius: var(--radius-btn);
        padding: 14px;
        font-size: 15px;
        font-weight: 600;
        cursor: pointer;
        transition: all var(--transition);
        margin-bottom: 14px;
    }
    .modal-submit:hover {
        background: var(--secondary-dark);
    }

    .modal-switch {
        display: block;
        text-align: center;
        width: 100%;
        background: none;
        border: none;
        color: var(--primary);
        font-size: 14px;
        cursor: pointer;
        padding: 8px;
    }
    .modal-switch:hover {
        color: var(--secondary);
    }

/* roulang page: category3 */
/* =========================================================
           Design Tokens
           ========================================================= */
        :root {
            --primary: #0F6B63;
            --primary-dark: #0A4F49;
            --primary-light: rgba(15, 107, 99, 0.08);
            --secondary: #C8602B;
            --secondary-dark: #A94E22;
            --bg: #F7F4EF;
            --surface: #FFFFFF;
            --surface-dark: #24332F;
            --text: #2A2A28;
            --text-muted: #74746E;
            --border: #E8E1D5;
            --success: #3F7A4D;
            --radius: 16px;
            --radius-sm: 12px;
            --shadow-sm: 0 2px 8px rgba(36, 51, 47, 0.05);
            --shadow: 0 8px 24px rgba(36, 51, 47, 0.08);
            --transition: 150ms ease-in-out;
            --font-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
            --font-display: Archivo, Inter, sans-serif;
        }

        /* =========================================================
           Reset / Base
           ========================================================= */
        *, *::before, *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
        }
        ul, ol {
            margin: 0;
            padding: 0;
        }

        /* =========================================================
           Container / Grid Overrides
           ========================================================= */
        .grid-container {
            max-width: 1160px;
            padding: 0 24px;
        }
        .grid-margin-x {
            margin-left: -12px;
            margin-right: -12px;
        }
        .grid-margin-x > .cell {
            padding-left: 12px;
            padding-right: 12px;
        }

        /* =========================================================
           Buttons
           ========================================================= */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            border: 1px solid transparent;
            cursor: pointer;
            transition: all var(--transition);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--secondary);
            color: #fff;
            border-color: var(--secondary);
        }
        .btn-primary:hover {
            background: var(--secondary-dark);
            border-color: var(--secondary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(200, 96, 43, 0.25);
        }
        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: none;
        }
        .btn-outline {
            background: transparent;
            border-color: var(--primary);
            color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary-light);
            border-color: var(--primary);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
            border-radius: 10px;
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 16px;
        }
        .btn-white-outline {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.7);
            color: #fff;
        }
        .btn-white-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        /* =========================================================
           Chips / Tags
           ========================================================= */
        .chip {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            height: 24px;
            padding: 0 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 500;
            line-height: 24px;
            background: rgba(232, 225, 213, 0.6);
            color: var(--primary);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .chip:hover {
            background: var(--primary);
            color: #fff;
        }
        .chip-outline {
            background: transparent;
            border: 1px solid var(--border);
            color: var(--text-muted);
        }

        /* =========================================================
           Section shared
           ========================================================= */
        .section {
            padding: 72px 0;
        }
        .section-head {
            max-width: 680px;
            margin-bottom: 48px;
        }
        .section-head .section-tag {
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--secondary);
            display: block;
            margin-bottom: 8px;
        }
        .section-head h2 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
            margin: 0 0 12px;
        }
        .section-head p {
            font-size: 16px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* =========================================================
           Header
           ========================================================= */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(247, 244, 239, 0.92);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
        }
        .brand-row {
            border-bottom: 1px solid rgba(232, 225, 213, 0.6);
        }
        .brand-row-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }
        .site-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }
        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.02em;
        }
        .brand-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: 0.02em;
            line-height: 1;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        /* Channel Bar */
        .channel-bar {
            background: transparent;
        }
        .channel-list {
            display: flex;
            align-items: center;
            gap: 4px;
            height: 48px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            white-space: nowrap;
        }
        .channel-list::-webkit-scrollbar {
            display: none;
        }
        .channel-link {
            position: relative;
            padding: 10px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: 8px;
            text-decoration: none;
            transition: color var(--transition);
            flex-shrink: 0;
        }
        .channel-link:hover {
            color: var(--primary);
        }
        .channel-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .channel-link.active::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 2px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        /* =========================================================
           Category Hero
           ========================================================= */
        .category-hero {
            position: relative;
            padding: 88px 0 72px;
            background: linear-gradient(120deg, rgba(36, 51, 47, 0.92) 0%, rgba(15, 107, 99, 0.85) 100%),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -80px;
            width: 260px;
            height: 260px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 50%;
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-breadcrumb {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 20px;
        }
        .hero-breadcrumb a {
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
        }
        .hero-breadcrumb a:hover {
            color: #fff;
        }
        .hero-breadcrumb .sep {
            margin: 0 4px;
        }
        .category-hero h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.3;
            margin: 0 0 16px;
            letter-spacing: 0.02em;
        }
        .hero-subtitle {
            font-size: 20px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.9);
            margin: 0 0 16px;
        }
        .hero-desc {
            max-width: 680px;
            margin: 0 auto 32px;
            font-size: 15px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.75);
        }
        .hero-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 48px;
            margin-top: 48px;
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
        }
        .hero-stat-item {
            text-align: center;
        }
        .hero-stat-item .num {
            font-size: 28px;
            font-weight: 800;
            font-family: var(--font-display);
            color: #fff;
            line-height: 1.2;
        }
        .hero-stat-item .label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 4px;
        }

        /* =========================================================
           Benefits Section (Category 3 style: horizontal cards)
           ========================================================= */
        .benefits-section {
            background: var(--bg);
            padding: 96px 0;
        }
        .benefit-row-card {
            display: flex;
            align-items: stretch;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            margin-bottom: 24px;
            transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
            min-height: 220px;
        }
        .benefit-row-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-4px);
            border-color: var(--primary);
        }
        .benefit-card-media {
            flex: 0 0 320px;
            max-width: 320px;
            background: #F0EBE2;
            overflow: hidden;
        }
        .benefit-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .benefit-row-card:hover .benefit-card-media img {
            transform: scale(1.04);
        }
        .benefit-card-body {
            flex: 1;
            padding: 28px 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .benefit-card-body .chip {
            align-self: flex-start;
            margin-bottom: 12px;
        }
        .benefit-card-body h3 {
            font-size: 20px;
            font-weight: 700;
            line-height: 1.4;
            margin: 0 0 10px;
            color: var(--text);
        }
        .benefit-card-body p {
            font-size: 15px;
            line-height: 1.6;
            color: var(--text-muted);
            margin: 0 0 16px;
        }
        .benefit-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        .benefit-link:hover {
            color: var(--secondary);
        }

        /* =========================================================
           Scenarios Section
           ========================================================= */
        .scenarios-section {
            background: var(--surface);
            padding: 96px 0;
        }
        .scenario-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px 28px;
            height: 100%;
            transition: all var(--transition);
        }
        .scenario-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow);
            transform: translateY(-4px);
        }
        .scenario-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            margin-bottom: 20px;
        }
        .scenario-icon svg {
            width: 24px;
            height: 24px;
        }
        .scenario-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 10px;
            color: var(--text);
        }
        .scenario-card p {
            font-size: 14px;
            line-height: 1.65;
            color: var(--text-muted);
            margin: 0;
        }

        /* =========================================================
           Steps Section
           ========================================================= */
        .steps-section {
            background: var(--surface-dark);
            padding: 96px 0;
            color: #fff;
        }
        .steps-section .section-head h2 {
            color: #fff;
        }
        .steps-section .section-head p {
            color: rgba(255, 255, 255, 0.65);
        }
        .steps-section .section-tag {
            color: var(--secondary);
        }
        .step-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 48px;
        }
        .step-item {
            position: relative;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius);
            padding: 32px 24px;
            transition: all var(--transition);
        }
        .step-item:hover {
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-4px);
        }
        .step-num {
            font-family: var(--font-display);
            font-size: 36px;
            font-weight: 800;
            color: rgba(255, 255, 255, 0.2);
            display: block;
            margin-bottom: 20px;
            line-height: 1;
        }
        .step-item h3 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 10px;
        }
        .step-item p {
            font-size: 14px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.65);
            margin: 0;
        }

        /* =========================================================
           FAQ Section
           ========================================================= */
        .faq-section {
            background: var(--bg);
            padding: 96px 0;
        }
        .faq-accordion {
            max-width: 820px;
            margin: 0 auto;
            background: transparent;
        }
        .faq-accordion .accordion-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 16px;
            overflow: hidden;
            transition: border-color var(--transition), box-shadow var(--transition);
            list-style: none;
        }
        .faq-accordion .accordion-item.is-active {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }
        .faq-accordion .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 56px;
            padding: 16px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            background: transparent;
            border: none;
            cursor: pointer;
            text-decoration: none;
            transition: color var(--transition);
        }
        .faq-accordion .accordion-title:hover {
            color: var(--primary);
            background: transparent;
        }
        .faq-accordion .accordion-title::after {
            content: "+";
            font-size: 24px;
            font-weight: 400;
            color: var(--text-muted);
            transition: transform var(--transition);
            margin-left: 16px;
            flex-shrink: 0;
            line-height: 1;
        }
        .faq-accordion .accordion-item.is-active .accordion-title::after {
            content: "−";
            color: var(--primary);
        }
        .faq-accordion .accordion-title[aria-selected="true"] {
            background: transparent;
            color: var(--primary);
        }
        .faq-accordion .accordion-content {
            border: none;
            background: transparent;
            padding: 0 24px 20px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.7;
        }
        .faq-accordion .accordion-content p {
            margin: 0;
        }

        /* =========================================================
           CTA Banner
           ========================================================= */
        .cta-banner {
            position: relative;
            background: var(--surface-dark);
            padding: 80px 0;
            text-align: center;
            overflow: hidden;
        }
        .cta-banner::before {
            content: "";
            position: absolute;
            bottom: -60px;
            left: -60px;
            width: 200px;
            height: 200px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-banner::after {
            content: "";
            position: absolute;
            top: -40px;
            right: -20px;
            width: 160px;
            height: 160px;
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-banner .container {
            position: relative;
            z-index: 2;
        }
        .cta-banner h2 {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 16px;
            line-height: 1.3;
        }
        .cta-banner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 560px;
            margin: 0 auto 36px;
            line-height: 1.7;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* =========================================================
           Footer
           ========================================================= */
        .footer {
            background: var(--surface-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 64px 0 32px;
        }
        .footer-grid {
            margin-bottom: 40px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }
        .footer-brand .brand-mark {
            background: var(--secondary);
        }
        .footer-brand .brand-name {
            color: #fff;
            font-size: 18px;
        }
        .brand-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            margin: 0;
            max-width: 320px;
        }
        .footer h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 18px;
            line-height: 1.4;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 14px;
            text-decoration: none;
            transition: color var(--transition);
        }
        .footer-links a:hover {
            color: #fff;
        }
        .footer-contact p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            margin: 0 0 8px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            margin: 0;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* =========================================================
           Responsive
           ========================================================= */
        @media screen and (max-width: 1024px) {
            .step-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .benefit-card-media {
                flex: 0 0 240px;
                max-width: 240px;
            }
        }

        @media screen and (max-width: 640px) {
            .section {
                padding: 48px 0;
            }
            .benefits-section,
            .scenarios-section,
            .steps-section,
            .faq-section,
            .cta-banner {
                padding: 48px 0;
            }

            .category-hero {
                padding: 48px 0 56px;
            }
            .category-hero h1 {
                font-size: 30px;
            }
            .hero-subtitle {
                font-size: 17px;
            }
            .hero-desc {
                font-size: 14px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
                width: 100%;
            }
            .hero-actions .btn {
                width: 100%;
                max-width: 280px;
            }
            .hero-stats {
                gap: 24px;
                flex-wrap: wrap;
            }

            .section-head h2 {
                font-size: 24px;
            }
            .section-head p {
                font-size: 14px;
            }

            .benefit-row-card {
                flex-direction: column;
                min-height: auto;
            }
            .benefit-card-media {
                flex: none;
                max-width: none;
                width: 100%;
                height: 180px;
            }
            .benefit-card-body {
                padding: 20px;
            }

            .step-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
                margin-top: 24px;
            }
            .step-item {
                padding: 20px 16px;
            }
            .step-num {
                font-size: 28px;
                margin-bottom: 12px;
            }

            .cta-banner h2 {
                font-size: 26px;
            }
            .cta-banner p {
                font-size: 14px;
            }
            .cta-actions {
                flex-direction: column;
                align-items: center;
                width: 100%;
            }
            .cta-actions .btn {
                width: 100%;
                max-width: 280px;
            }

            .footer-grid {
                margin-bottom: 24px;
            }
            .footer-grid .cell {
                margin-bottom: 24px;
            }
        }

        @media screen and (max-width: 520px) {
            .grid-container {
                padding: 0 16px;
            }
            .brand-row-inner {
                height: 56px;
            }
            .channel-link {
                padding: 8px 12px;
                font-size: 14px;
            }
        }

        /* =========================================================
           Focus accessibility
           ========================================================= */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* Foundation accordion overrides */
        .accordion {
            margin: 0;
            padding: 0;
        }
        .accordion-item,
        .accordion-title,
        .accordion-content {
            margin: 0;
            padding: 0;
        }
        .accordion-title {
            position: relative;
        }