/* roulang page: index */
:root {
    --color-primary: #121110;
    --color-accent: #FF4D00;
    --color-accent-hover: #FF6A22;
    --color-bg: #F5F3EF;
    --color-card: #FFFDF9;
    --color-text: #1E1B17;
    --color-text-sub: #57534E;
    --color-muted: #8A837C;
    --color-line: #E8E2DA;
    --color-compare: #1F8A4C;
    --color-dark-card: rgba(255,255,255,0.06);
    --shadow-card: 0 2px 8px rgba(18,17,16,0.06);
    --shadow-hover: 0 8px 24px rgba(18,17,16,0.12);
    --radius-card: 12px;
    --radius-btn: 8px;
    --radius-input: 6px;
    --radius-tag: 999px;
    --font-main: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
*, *::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(--color-text); background: var(--color-bg); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--color-accent); }
img { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
button { cursor: pointer; border: none; background: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section-pad { padding: 80px 0; }
@media (max-width: 640px) { .section-pad { padding: 48px 0; } }

.section-title-wrap { margin-bottom: 40px; }
.section-title-wrap .h2 { font-size: 30px; font-weight: 700; line-height: 1.35; margin-bottom: 12px; position: relative; padding-left: 16px; }
.section-title-wrap .h2::before { content: ""; position: absolute; left: 0; top: 8px; bottom: 8px; width: 4px; border-radius: 2px; background: var(--color-accent); }
.section-title-wrap .section-desc { font-size: 15px; color: var(--color-text-sub); max-width: 720px; line-height: 1.8; }
.section-title-row { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 32px; flex-wrap: wrap; gap: 16px; }
.section-title-row .link-all { font-size: 14px; font-weight: 600; color: var(--color-text-sub); transition: color .2s; }
.section-title-row .link-all:hover { color: var(--color-accent); }

/* ===== Header ===== */
.site-header { position: sticky; top: 0; z-index: 1000; background: var(--color-primary); box-shadow: 0 2px 20px rgba(0,0,0,0.25); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; color: #fff; font-size: 20px; font-weight: 700; white-space: nowrap; }
.logo svg { width: 23px; height: 23px; flex-shrink: 0; }
.logo:hover { color: var(--color-accent); }
.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a { display: block; padding: 8px 14px; font-size: 14px; font-weight: 500; color: #C9C3BC; border-bottom: 2px solid transparent; transition: all .2s ease; }
.main-nav a:hover { color: #fff; border-bottom-color: var(--color-accent); }
.main-nav a.active { color: #fff; border-bottom-color: var(--color-accent); }
.header-actions { display: flex; align-items: center; gap: 14px; }
.header-actions .search-input { width: 150px; height: 36px; border-radius: var(--radius-input); border: none; padding: 0 14px; font-size: 13px; background: #fff; transition: width .3s ease; }
.header-actions .search-input:focus { width: 220px; outline: 2px solid rgba(255,77,0,0.5); outline-offset: 2px; }
.header-actions .login-btn { color: #fff; font-size: 14px; font-weight: 500; padding: 6px 10px; transition: color .2s; }
.header-actions .login-btn:hover { color: var(--color-accent); }
.header-actions .start-btn { background: var(--color-accent); color: #fff; font-size: 14px; font-weight: 600; padding: 8px 18px; border-radius: var(--radius-btn); transition: background .2s, transform .1s; }
.header-actions .start-btn:hover { background: var(--color-accent-hover); }
.header-actions .start-btn:active { transform: translateY(1px); }
.header-actions .start-btn:focus-visible { outline: 2px solid rgba(255,77,0,0.5); outline-offset: 2px; }
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; background: none; }
.hamburger span { display: block; width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: all .25s ease; }
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu { display: none; background: var(--color-primary); padding: 20px; border-top: 1px solid rgba(255,255,255,0.08); }
.mobile-menu.open { display: block; animation: slideDown .25s ease; }
.mobile-menu a { display: block; padding: 12px 0; color: #C9C3BC; font-size: 15px; font-weight: 500; border-bottom: 1px solid rgba(255,255,255,0.06); }
.mobile-menu a:hover { color: #fff; }
.mobile-menu a.active { color: var(--color-accent); }
.mobile-menu .mobile-search { width: 100%; height: 40px; border-radius: var(--radius-input); border: none; padding: 0 14px; margin-bottom: 12px; font-size: 14px; background: #2a2825; color: #fff; }
.mobile-menu .mobile-search:focus { outline: 2px solid rgba(255,77,0,0.5); }
.mobile-menu .mobile-start { display: block; text-align: center; background: var(--color-accent); color: #fff; border-radius: var(--radius-btn); padding: 10px; font-weight: 600; margin-top: 12px; }
@keyframes slideDown { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }
@media (max-width: 1024px) {
    .main-nav { display: none; }
    .header-actions .search-input, .header-actions .login-btn, .header-actions .start-btn { display: none; }
    .hamburger { display: flex; }
    .header-actions { gap: 0; }
}

/* ===== Hero ===== */
.hero { position: relative; background: var(--color-primary); color: #fff; padding: 80px 0 70px; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat; opacity: 0.28; z-index: 0; }
.hero::after { content: ""; position: absolute; inset: 0; background: rgba(18,17,16,0.72); z-index: 0; }
.hero-inner { position: relative; z-index: 1; }
.hero-center { text-align: center; max-width: 860px; margin: 0 auto; }
.hero h1 { font-size: 38px; font-weight: 700; line-height: 1.3; letter-spacing: 0.5px; margin-bottom: 16px; }
.hero .hero-sub { font-size: 16px; color: #D0CAC3; line-height: 1.8; max-width: 680px; margin: 0 auto 30px; }
.hero-search { display: flex; max-width: 640px; margin: 0 auto 28px; background: #fff; border-radius: 50px; padding: 5px 5px 5px 20px; box-shadow: 0 4px 30px rgba(0,0,0,0.3); }
.hero-search input { flex: 1; border: none; outline: none; font-size: 15px; color: var(--color-text); background: transparent; height: 44px; }
.hero-search button { background: var(--color-accent); color: #fff; border-radius: 40px; padding: 0 28px; font-size: 14px; font-weight: 600; transition: background .2s, transform .1s; }
.hero-search button:hover { background: var(--color-accent-hover); }
.hero-search button:active { transform: translateY(1px); }
.hero-search button:focus-visible { outline: 2px solid rgba(255,77,0,0.6); outline-offset: 2px; }
.hero-tags { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; margin-bottom: 46px; }
.hero-tags span { font-size: 13px; font-weight: 500; color: #fff; background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.18); padding: 6px 16px; border-radius: var(--radius-tag); transition: all .2s; }
.hero-tags span:hover { background: rgba(255,77,0,0.25); border-color: var(--color-accent); }
.hero-metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 10px; }
.hero-metric { background: var(--color-dark-card); border-left: 2px solid var(--color-accent); border-radius: 10px; padding: 20px 18px; transition: all .2s ease; }
.hero-metric:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.2); border-bottom: 2px solid var(--color-accent); }
.hero-metric .num { font-size: 30px; font-weight: 700; color: var(--color-accent); font-variant-numeric: tabular-nums; line-height: 1.2; }
.hero-metric .label { font-size: 13px; color: #C9C3BC; margin-top: 6px; }
@media (max-width: 640px) {
    .hero { padding: 56px 0 48px; }
    .hero h1 { font-size: 30px; }
    .hero-metrics { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .hero-search { flex-direction: column; background: transparent; padding: 0; box-shadow: none; gap: 10px; }
    .hero-search input { background: #fff; border-radius: 40px; padding: 0 18px; }
    .hero-search button { height: 42px; width: 100%; }
}

/* ===== Latest Updates ===== */
.latest-updates { background: var(--color-bg); }
.updates-list { max-width: 820px; margin: 0 auto; }
.update-item { display: flex; align-items: flex-start; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--color-line); transition: background .2s; }
.update-item:last-child { border-bottom: none; }
.update-item .update-date { flex-shrink: 0; width: 90px; font-size: 13px; color: var(--color-text-sub); font-variant-numeric: tabular-nums; padding-top: 3px; }
.update-item .update-dot { flex-shrink: 0; width: 8px; height: 8px; border-radius: 50%; background: var(--color-accent); margin-top: 8px; }
.update-item .update-text { font-size: 15px; color: var(--color-text); line-height: 1.65; }
.update-item .update-text:hover { color: var(--color-accent); }
.update-item .update-tag { display: inline-block; font-size: 12px; color: var(--color-accent); background: rgba(255,77,0,0.1); border-radius: var(--radius-tag); padding: 2px 10px; margin-left: 8px; font-weight: 500; }

/* ===== Service Matrix ===== */
.service-matrix { background: #fff; }
.matrix-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.matrix-card { background: var(--color-card); border: 1px solid var(--color-line); border-radius: var(--radius-card); padding: 28px 24px; position: relative; overflow: hidden; transition: all .25s ease; }
.matrix-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--color-accent); transform: scaleX(0); transform-origin: left; transition: transform .3s ease; }
.matrix-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.matrix-card:hover::before { transform: scaleX(1); }
.matrix-card .icon { font-size: 28px; margin-bottom: 14px; display: block; }
.matrix-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; }
.matrix-card p { font-size: 14px; color: var(--color-text-sub); line-height: 1.6; margin-bottom: 16px; }
.matrix-card .badge { display: inline-block; background: rgba(255,77,0,0.1); color: var(--color-accent); font-size: 13px; font-weight: 600; border-radius: var(--radius-tag); padding: 3px 12px; }
@media (max-width: 1024px) { .matrix-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .matrix-grid { grid-template-columns: 1fr; } }

/* ===== Quick Answers / FAQ ===== */
.quick-answers { background: var(--color-bg); }
.accordion { background: var(--color-card); border-radius: var(--radius-card); box-shadow: var(--shadow-card); overflow: hidden; max-width: 820px; margin: 0 auto; }
.accordion-item { border-bottom: 1px solid var(--color-line); }
.accordion-item:last-child { border-bottom: none; }
.accordion-title { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; font-size: 16px; font-weight: 600; color: var(--color-text); background: var(--color-card); transition: color .2s; }
.accordion-title:hover { color: var(--color-accent); }
.accordion-title::before { content: "Q"; display: inline-block; width: 22px; height: 22px; line-height: 22px; text-align: center; background: var(--color-accent); color: #fff; font-size: 13px; font-weight: 700; border-radius: 4px; margin-right: 12px; flex-shrink: 0; }
.accordion-title::after { content: ""; width: 10px; height: 10px; border-right: 2px solid var(--color-text-sub); border-bottom: 2px solid var(--color-text-sub); transform: rotate(45deg); transition: transform .3s ease; flex-shrink: 0; }
.accordion-item.is-active .accordion-title::after { transform: rotate(-135deg); }
.accordion-content { padding: 0 24px 20px 58px; font-size: 14px; color: var(--color-text-sub); line-height: 1.8; }
.accordion-content .content { padding: 14px 16px; background: var(--color-bg); border-radius: 8px; }

/* ===== News List ===== */
.news-section { background: #fff; }
.news-grid { display: grid; grid-template-columns: 1fr 320px; gap: 40px; }
.news-list .news-item { display: block; padding: 18px 0; border-bottom: 1px solid var(--color-line); transition: padding-left .2s ease; }
.news-item:hover { padding-left: 8px; }
.news-item .news-title { font-size: 17px; font-weight: 600; color: var(--color-text); margin-bottom: 6px; transition: color .2s; }
.news-item:hover .news-title { color: var(--color-accent); }
.news-item .news-excerpt { font-size: 14px; color: var(--color-text-sub); line-height: 1.65; margin-bottom: 8px; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.news-item .news-meta { font-size: 13px; color: var(--color-muted); display: flex; gap: 14px; }
.news-sidebar .side-block { background: var(--color-bg); border-radius: var(--radius-card); padding: 24px; margin-bottom: 24px; }
.news-sidebar .side-block h3 { font-size: 16px; font-weight: 700; margin-bottom: 16px; position: relative; padding-left: 12px; }
.news-sidebar .side-block h3::before { content: ""; position: absolute; left: 0; top: 4px; bottom: 4px; width: 3px; background: var(--color-accent); border-radius: 2px; }
.tags-wrap { display: flex; flex-wrap: wrap; gap: 8px; }
.tags-wrap a { font-size: 13px; color: var(--color-text-sub); background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius-tag); padding: 4px 12px; transition: all .2s; }
.tags-wrap a:hover { color: var(--color-accent); border-color: var(--color-accent); }
.side-card { display: flex; gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--color-line); }
.side-card:last-child { border-bottom: none; }
.side-card img { width: 88px; height: 60px; object-fit: cover; border-radius: 8px; flex-shrink: 0; }
.side-card .side-card-title { font-size: 14px; font-weight: 500; line-height: 1.5; color: var(--color-text); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.side-card:hover .side-card-title { color: var(--color-accent); }
.side-card .side-card-date { font-size: 12px; color: var(--color-muted); margin-top: 4px; }
@media (max-width: 1024px) { .news-grid { grid-template-columns: 1fr; } }

/* ===== Compare ===== */
.compare-section { background: var(--color-bg); }
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.compare-card { border-radius: var(--radius-card); padding: 32px 28px; box-shadow: var(--shadow-card); }
.compare-card.us { background: var(--color-card); border-top: 4px solid var(--color-accent); }
.compare-card.them { background: #EFECE7; border-top: 4px solid #B0AAA2; }
.compare-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 22px; }
.compare-item { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.compare-item .ci-left { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 600; }
.compare-item .ci-icon { width: 20px; height: 20px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 12px; flex-shrink: 0; }
.compare-card.us .ci-icon { background: rgba(31,138,76,0.15); color: var(--color-compare); }
.compare-card.them .ci-icon { background: rgba(138,131,124,0.15); color: #8A837C; }
.compare-item .ci-value { font-size: 14px; color: var(--color-text-sub); }
.compare-bar { height: 6px; background: var(--color-line); border-radius: 3px; margin-top: 6px; overflow: hidden; }
.compare-card.us .compare-bar-fill { height: 100%; background: var(--color-accent); border-radius: 3px; }
.compare-card.them .compare-bar-fill { height: 100%; background: #B0AAA2; border-radius: 3px; }
.compare-bottom { text-align: center; margin-top: 30px; }
.compare-bottom a { font-size: 14px; font-weight: 600; color: var(--color-text-sub); transition: color .2s; }
.compare-bottom a:hover { color: var(--color-accent); }
@media (max-width: 768px) { .compare-grid { grid-template-columns: 1fr; } }

/* ===== Security ===== */
.security-section { background: var(--color-primary); color: #fff; position: relative; }
.security-section::before { content: ""; position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat; opacity: 0.12; }
.security-inner { position: relative; z-index: 1; }
.security-section .section-title-wrap .h2 { color: #fff; }
.security-section .section-title-wrap .section-desc { color: #C9C3BC; }
.security-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.security-card { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius-card); padding: 28px 24px; transition: all .25s ease; }
.security-card:hover { transform: translateY(-4px); background: rgba(255,255,255,0.08); border-color: rgba(255,77,0,0.4); }
.security-card .s-icon { font-size: 32px; margin-bottom: 14px; display: block; }
.security-card h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.security-card p { font-size: 14px; color: #C9C3BC; line-height: 1.7; }
@media (max-width: 1024px) { .security-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .security-grid { grid-template-columns: 1fr; } }

/* ===== Multi Device ===== */
.multidevice { background: #fff; }
.device-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; text-align: center; max-width: 900px; margin: 0 auto; }
.device-item { padding: 32px 20px; border-radius: var(--radius-card); transition: all .25s ease; }
.device-item:hover { background: var(--color-bg); box-shadow: var(--shadow-hover); }
.device-item .d-icon { font-size: 42px; margin-bottom: 14px; display: block; }
.device-item h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.device-item p { font-size: 14px; color: var(--color-text-sub); line-height: 1.6; }
@media (max-width: 768px) { .device-grid { grid-template-columns: 1fr; gap: 16px; } }

/* ===== CTA Form ===== */
.cta-section { background: var(--color-primary); color: #fff; }
.cta-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.cta-left .h2 { font-size: 30px; font-weight: 700; line-height: 1.35; color: #fff; margin-bottom: 16px; position: relative; padding-left: 16px; }
.cta-left .h2::before { content: ""; position: absolute; left: 0; top: 8px; bottom: 8px; width: 4px; background: var(--color-accent); border-radius: 2px; }
.cta-left p { font-size: 15px; color: #C9C3BC; line-height: 1.8; max-width: 460px; }
.cta-form-card { background: var(--color-card); border-radius: var(--radius-card); padding: 32px 28px; color: var(--color-text); box-shadow: 0 12px 40px rgba(0,0,0,0.3); }
.cta-form-card label { font-size: 14px; font-weight: 600; margin-bottom: 6px; display: block; }
.cta-form-card input, .cta-form-card select { width: 100%; height: 44px; border: 1px solid var(--color-line); border-radius: var(--radius-input); padding: 0 14px; font-size: 14px; color: var(--color-text); background: #fff; margin-bottom: 18px; transition: border-color .2s, box-shadow .2s; }
.cta-form-card input:focus, .cta-form-card select:focus { border-color: var(--color-accent); outline: 2px solid rgba(255,77,0,0.2); outline-offset: 0; }
.cta-form-card .submit-btn { width: 100%; height: 46px; background: var(--color-accent); color: #fff; font-size: 15px; font-weight: 600; border-radius: var(--radius-btn); transition: background .2s, transform .1s; }
.cta-form-card .submit-btn:hover { background: var(--color-accent-hover); }
.cta-form-card .submit-btn:active { transform: translateY(1px); }
.cta-form-card .submit-btn:focus-visible { outline: 2px solid rgba(255,77,0,0.5); outline-offset: 2px; }
.cta-form-card .privacy-note { font-size: 13px; color: var(--color-muted); text-align: center; margin-top: 12px; }
@media (max-width: 900px) { .cta-inner { grid-template-columns: 1fr; gap: 36px; } }

/* ===== Footer ===== */
.site-footer { background: var(--color-primary); color: #9B958E; padding-top: 60px; }
.footer-main { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 40px; padding-bottom: 40px; }
.footer-main h4 { font-size: 15px; font-weight: 600; color: #fff; margin-bottom: 16px; }
.footer-logo { display: flex; align-items: center; gap: 10px; color: #fff; font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.footer-logo svg { width: 22px; height: 22px; }
.footer-desc { font-size: 14px; line-height: 1.7; color: #9B958E; max-width: 280px; }
.social-icons { display: flex; gap: 10px; margin-top: 20px; }
.social-icons a { display: flex; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 50%; border: 1px solid #3A3733; color: #9B958E; transition: all .2s; }
.social-icons a:hover { color: var(--color-accent); border-color: var(--color-accent); }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 14px; color: #9B958E; transition: color .2s; }
.footer-links a:hover { color: var(--color-accent); }
.footer-note p { font-size: 13px; line-height: 1.8; color: #6E6863; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; text-align: center; font-size: 13px; color: #6E6863; }
@media (max-width: 900px) { .footer-main { grid-template-columns: 1fr; gap: 32px; } }

/* ===== Focus states & accessibility ===== */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible { outline: 2px solid rgba(255,77,0,0.5); outline-offset: 2px; }

/* ===== Foundation overrides ===== */
.accordion-title:focus-visible { outline: 2px solid rgba(255,77,0,0.5); outline-offset: -2px; }
.accordion-title:hover, .accordion-title:focus { color: var(--color-accent); background: var(--color-bg); }
.accordion-content { border: none; }

/* roulang page: category1 */
:root {
            --color-primary: #121110;
            --color-accent: #FF4D00;
            --color-accent-hover: #FF6A22;
            --color-bg: #F5F3EF;
            --color-card: #FFFDF9;
            --color-text: #1E1B17;
            --color-text-sub: #57534E;
            --color-muted: #8A837C;
            --color-line: #E8E2DA;
            --color-compare: #1F8A4C;
            --color-dark-card: rgba(255, 255, 255, 0.06);
            --shadow-card: 0 2px 8px rgba(18, 17, 16, 0.06);
            --shadow-hover: 0 8px 24px rgba(18, 17, 16, 0.12);
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-input: 6px;
            --radius-tag: 999px;
            --font-main: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

        * {
            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(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-pad {
            padding: 80px 0;
        }
        .section-title-wrap {
            margin-bottom: 32px;
        }
        .section-title-wrap .h2 {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 12px;
            position: relative;
            padding-left: 16px;
        }
        .section-title-wrap .h2::before {
            content: "";
            position: absolute;
            left: 0;
            top: 8px;
            bottom: 8px;
            width: 4px;
            border-radius: 2px;
            background: var(--color-accent);
        }
        .section-title-wrap .section-desc {
            font-size: 15px;
            color: var(--color-text-sub);
            max-width: 720px;
            line-height: 1.8;
        }
        .section-title-row {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            margin-bottom: 32px;
            flex-wrap: wrap;
            gap: 16px;
        }
        .section-title-row .link-all {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-sub);
            transition: color .2s;
        }
        .section-title-row .link-all:hover {
            color: var(--color-accent);
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-primary);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            white-space: nowrap;
        }
        .logo svg {
            width: 23px;
            height: 23px;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--color-accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .main-nav a {
            display: block;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: #C9C3BC;
            border-bottom: 2px solid transparent;
            transition: all .2s ease;
        }
        .main-nav a:hover {
            color: #fff;
            border-bottom-color: var(--color-accent);
        }
        .main-nav a.active {
            color: #fff;
            border-bottom-color: var(--color-accent);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .header-actions .search-input {
            width: 150px;
            height: 36px;
            border-radius: var(--radius-input);
            border: none;
            padding: 0 14px;
            font-size: 13px;
            background: #fff;
            transition: width .3s ease;
        }
        .header-actions .search-input:focus {
            width: 220px;
            outline: 2px solid rgba(255, 77, 0, 0.5);
            outline-offset: 2px;
        }
        .header-actions .login-btn {
            color: #fff;
            font-size: 14px;
            font-weight: 500;
            padding: 6px 10px;
            transition: color .2s;
        }
        .header-actions .login-btn:hover {
            color: var(--color-accent);
        }
        .header-actions .start-btn {
            background: var(--color-accent);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            transition: background .2s, transform .1s;
        }
        .header-actions .start-btn:hover {
            background: var(--color-accent-hover);
        }
        .header-actions .start-btn:active {
            transform: translateY(1px);
        }
        .header-actions .start-btn:focus-visible {
            outline: 2px solid rgba(255, 77, 0, 0.5);
            outline-offset: 2px;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: none;
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: all .25s ease;
        }
        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .mobile-menu {
            display: none;
            background: var(--color-primary);
            padding: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .mobile-menu.open {
            display: block;
            animation: slideDown .25s ease;
        }
        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .mobile-menu a {
            display: block;
            padding: 12px 0;
            color: #C9C3BC;
            font-size: 15px;
            font-weight: 500;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .mobile-menu a:hover {
            color: #fff;
        }
        .mobile-menu a.active {
            color: var(--color-accent);
        }
        .mobile-menu .mobile-search {
            width: 100%;
            height: 40px;
            border-radius: var(--radius-input);
            border: none;
            padding: 0 14px;
            margin-bottom: 12px;
            font-size: 14px;
            background: #2a2825;
            color: #fff;
        }
        .mobile-menu .mobile-search:focus {
            outline: 2px solid rgba(255, 77, 0, 0.5);
        }
        .mobile-menu .mobile-start {
            display: block;
            text-align: center;
            background: var(--color-accent);
            color: #fff;
            border-radius: var(--radius-btn);
            padding: 10px;
            font-weight: 600;
            margin-top: 12px;
        }
        @media (max-width: 900px) {
            .main-nav {
                display: none;
            }
            .header-actions .search-input,
            .header-actions .login-btn,
            .header-actions .start-btn {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .header-actions {
                gap: 0;
            }
        }
        @media (min-width: 901px) {
            .main-nav {
                display: flex;
            }
            .hamburger {
                display: none;
            }
            .mobile-menu {
                display: none !important;
            }
        }

        /* ===== Category Hero ===== */
        .category-hero {
            position: relative;
            background: var(--color-primary);
            color: #fff;
            padding: 64px 0 56px;
            overflow: hidden;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            opacity: 0.35;
            z-index: 0;
        }
        .category-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(18, 17, 16, 0.92) 0%, rgba(18, 17, 16, 0.68) 55%, rgba(18, 17, 16, 0.5) 100%);
            z-index: 0;
        }
        .category-hero .container {
            position: relative;
            z-index: 1;
        }
        .breadcrumb {
            font-size: 13px;
            color: #A9A29B;
            margin-bottom: 22px;
            letter-spacing: 0.3px;
        }
        .breadcrumb a {
            color: #A9A29B;
        }
        .breadcrumb a:hover {
            color: var(--color-accent);
        }
        .breadcrumb .divider {
            margin: 0 8px;
            color: #6B665F;
        }
        .category-hero h1 {
            font-size: 38px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .category-desc {
            font-size: 16px;
            color: #D0CAC3;
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 32px;
        }
        .category-stats {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .stat-item {
            display: flex;
            flex-direction: column;
            background: var(--color-dark-card);
            border-radius: 12px;
            padding: 16px 22px;
            min-width: 140px;
            border-left: 3px solid var(--color-accent);
            backdrop-filter: blur(6px);
            transition: transform .2s ease, background .2s ease;
        }
        .stat-item:hover {
            transform: translateY(-3px);
            background: rgba(255, 255, 255, 0.09);
        }
        .stat-num {
            font-size: 26px;
            font-weight: 700;
            color: var(--color-accent);
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
        }
        .stat-label {
            font-size: 13px;
            color: #C9C3BC;
            margin-top: 4px;
        }
        .sort-select {
            margin-left: auto;
        }
        .sort-select select {
            height: 42px;
            border-radius: var(--radius-input);
            border: 1px solid rgba(255, 255, 255, 0.15);
            padding: 0 36px 0 16px;
            font-size: 14px;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.08) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23C9C3BC' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right 14px center;
            color: #fff;
            appearance: none;
            -webkit-appearance: none;
            transition: border-color .2s;
        }
        .sort-select select:focus {
            outline: 2px solid rgba(255, 77, 0, 0.5);
            border-color: var(--color-accent);
        }
        .sort-select option {
            color: var(--color-text);
            background: #fff;
        }

        /* ===== Update Alert Bar ===== */
        .update-alert {
            background: linear-gradient(90deg, rgba(255, 77, 0, 0.12), rgba(255, 77, 0, 0.03));
            border: 1px solid rgba(255, 77, 0, 0.25);
            border-left: 4px solid var(--color-accent);
            border-radius: var(--radius-card);
            padding: 16px 24px;
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-top: -28px;
            position: relative;
            z-index: 2;
            background-color: var(--color-card);
            box-shadow: var(--shadow-card);
        }
        .update-alert .alert-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 77, 0, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--color-accent);
            font-size: 18px;
        }
        .update-alert .alert-text {
            flex: 1;
            min-width: 200px;
        }
        .update-alert .alert-text strong {
            font-size: 15px;
            font-weight: 700;
            display: block;
        }
        .update-alert .alert-text span {
            font-size: 13px;
            color: var(--color-text-sub);
        }
        .update-alert .alert-countdown {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-accent);
            font-variant-numeric: tabular-nums;
            background: rgba(255, 77, 0, 0.08);
            padding: 6px 14px;
            border-radius: var(--radius-tag);
            white-space: nowrap;
        }

        /* ===== Content Cards ===== */
        .content-section {
            padding: 72px 0 60px;
        }
        .content-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow .25s ease, transform .25s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid rgba(232, 226, 218, 0.6);
        }
        .content-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-5px);
        }
        .card-thumb {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: var(--color-line);
        }
        .card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .35s ease;
        }
        .content-card:hover .card-thumb img {
            transform: scale(1.04);
        }
        .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(255, 77, 0, 0.92);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: var(--radius-tag);
            letter-spacing: 0.3px;
            backdrop-filter: blur(4px);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
            z-index: 2;
        }
        .card-body {
            padding: 20px 22px 16px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .card-title {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 8px;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            transition: color .2s;
        }
        .card-title a:hover {
            color: var(--color-accent);
        }
        .card-desc {
            font-size: 14px;
            color: var(--color-text-sub);
            line-height: 1.7;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            margin-bottom: 16px;
            flex: 1;
        }
        .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: var(--color-muted);
            border-top: 1px solid var(--color-line);
            padding-top: 12px;
        }
        .card-meta .read-more {
            font-weight: 600;
            color: var(--color-text-sub);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color .2s, gap .2s;
        }
        .card-meta .read-more:hover {
            color: var(--color-accent);
            gap: 8px;
        }

        /* ===== Pagination ===== */
        .pagination-panel {
            margin-top: 44px;
            text-align: center;
        }
        .pagination {
            display: inline-flex;
            gap: 6px;
            justify-content: center;
            list-style: none;
            margin: 0;
        }
        .pagination li {
            margin: 0;
        }
        .pagination a,
        .pagination li.current {
            display: block;
            min-width: 40px;
            height: 40px;
            line-height: 38px;
            padding: 0 12px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-sub);
            background: var(--color-card);
            border: 1px solid var(--color-line);
            text-align: center;
            transition: all .2s;
        }
        .pagination a:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .pagination li.current a {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
            cursor: default;
        }
        .pagination a:focus-visible {
            outline: 2px solid rgba(255, 77, 0, 0.5);
            outline-offset: 2px;
        }
        @media (max-width: 520px) {
            .pagination li.hide-mobile {
                display: none;
            }
            .pagination a,
            .pagination li.current {
                min-width: 36px;
                height: 36px;
                line-height: 34px;
                padding: 0 8px;
                font-size: 13px;
            }
        }

        /* ===== Feature Steps ===== */
        .feature-section {
            padding: 64px 0;
            background: var(--color-primary);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .feature-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-4.jpg') center/cover no-repeat;
            opacity: 0.12;
        }
        .feature-section .container {
            position: relative;
            z-index: 1;
        }
        .feature-section .section-title-wrap .h2 {
            color: #fff;
        }
        .feature-section .section-title-wrap .section-desc {
            color: #A9A29B;
        }
        .step-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 8px;
        }
        .step-card {
            background: var(--color-dark-card);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            position: relative;
            transition: transform .25s, background .25s;
        }
        .step-card:hover {
            transform: translateY(-4px);
            background: rgba(255, 255, 255, 0.1);
        }
        .step-num {
            font-size: 44px;
            font-weight: 800;
            color: rgba(255, 77, 0, 0.3);
            font-variant-numeric: tabular-nums;
            line-height: 1;
            display: block;
            margin-bottom: 18px;
            font-family: var(--font-main);
        }
        .step-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
        }
        .step-card p {
            font-size: 14px;
            color: #B8B1A9;
            line-height: 1.8;
        }
        @media (max-width: 768px) {
            .step-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Data Panel ===== */
        .data-panel {
            background: var(--color-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-line);
            box-shadow: var(--shadow-card);
            padding: 48px 40px;
            margin: 64px 0;
        }
        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }
        .data-item .data-value {
            font-size: 42px;
            font-weight: 800;
            color: var(--color-accent);
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
        }
        .data-item .data-label {
            font-size: 14px;
            color: var(--color-text-sub);
            margin-top: 6px;
            font-weight: 500;
        }
        .data-item .data-bar {
            height: 4px;
            background: var(--color-line);
            border-radius: 2px;
            margin-top: 14px;
            overflow: hidden;
            position: relative;
        }
        .data-item .data-bar::after {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            border-radius: 2px;
            background: linear-gradient(90deg, var(--color-accent), var(--color-accent-hover));
        }
        .data-item:nth-child(1) .data-bar::after {
            width: 72%;
        }
        .data-item:nth-child(2) .data-bar::after {
            width: 88%;
        }
        .data-item:nth-child(3) .data-bar::after {
            width: 64%;
        }
        .data-item:nth-child(4) .data-bar::after {
            width: 92%;
        }
        @media (max-width: 768px) {
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .data-panel {
                padding: 32px 24px;
            }
        }

        /* ===== Tags ===== */
        .tags-section {
            padding: 0 0 64px;
        }
        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-list a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-tag);
            background: var(--color-card);
            border: 1px solid var(--color-line);
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-sub);
            transition: all .2s;
        }
        .tag-list a:hover {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: #fff;
            transform: translateY(-2px);
        }
        .tag-list a .tag-count {
            font-size: 12px;
            color: var(--color-muted);
            transition: color .2s;
        }
        .tag-list a:hover .tag-count {
            color: rgba(255, 255, 255, 0.8);
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 64px 0;
            background: var(--color-bg);
        }
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-line);
            border-radius: 10px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: box-shadow .2s;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }
        .faq-item.open {
            border-color: rgba(255, 77, 0, 0.35);
        }
        .faq-q {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            transition: color .2s;
            width: 100%;
            text-align: left;
            background: none;
            border: none;
        }
        .faq-q:hover {
            color: var(--color-accent);
        }
        .faq-q .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: rgba(255, 77, 0, 0.1);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .faq-q .faq-arrow {
            margin-left: auto;
            font-size: 14px;
            color: var(--color-muted);
            transition: transform .25s;
            flex-shrink: 0;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-a {
            display: none;
            padding: 0 22px 18px 64px;
            font-size: 14px;
            color: var(--color-text-sub);
            line-height: 1.8;
            background: #F9F7F4;
            border-top: 1px solid var(--color-line);
        }
        .faq-item.open .faq-a {
            display: block;
            animation: fadeIn .25s ease;
        }
        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(-4px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 70px 0;
            background: var(--color-primary);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-6.jpg') center/cover no-repeat;
            opacity: 0.18;
        }
        .cta-section::after {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(18, 17, 16, 0.78);
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-panel {
            display: flex;
            gap: 48px;
            align-items: center;
            max-width: 980px;
            margin: 0 auto;
        }
        .cta-text {
            flex: 1;
            color: #fff;
        }
        .cta-text h2 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 16px;
        }
        .cta-text h2 span {
            color: var(--color-accent);
        }
        .cta-text p {
            font-size: 15px;
            color: #C9C3BC;
            line-height: 1.8;
        }
        .cta-form-wrap {
            flex: 1;
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 32px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
            max-width: 420px;
        }
        .cta-form-wrap h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .cta-form-wrap .form-sub {
            font-size: 13px;
            color: var(--color-text-sub);
            margin-bottom: 20px;
        }
        .cta-form-wrap label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .cta-form-wrap input[type="text"],
        .cta-form-wrap input[type="tel"],
        .cta-form-wrap select {
            width: 100%;
            height: 44px;
            border-radius: var(--radius-input);
            border: 1px solid var(--color-line);
            padding: 0 14px;
            font-size: 14px;
            background: #fff;
            color: var(--color-text);
            margin-bottom: 16px;
            transition: border-color .2s, box-shadow .2s;
        }
        .cta-form-wrap input:focus,
        .cta-form-wrap select:focus {
            outline: 2px solid rgba(255, 77, 0, 0.4);
            outline-offset: 0;
            border-color: var(--color-accent);
        }
        .cta-form-wrap .btn-submit {
            width: 100%;
            height: 46px;
            background: var(--color-accent);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: background .2s, transform .1s;
        }
        .cta-form-wrap .btn-submit:hover {
            background: var(--color-accent-hover);
        }
        .cta-form-wrap .btn-submit:active {
            transform: translateY(1px);
        }
        .cta-form-wrap .btn-submit:focus-visible {
            outline: 2px solid rgba(255, 77, 0, 0.5);
            outline-offset: 2px;
        }
        .cta-form-wrap .privacy-note {
            font-size: 12px;
            color: var(--color-muted);
            text-align: center;
            margin-top: 12px;
            line-height: 1.6;
        }
        @media (max-width: 820px) {
            .cta-panel {
                flex-direction: column;
                gap: 32px;
            }
            .cta-form-wrap {
                max-width: 100%;
                width: 100%;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-primary);
            color: #C9C3BC;
            padding: 60px 0 0;
            font-size: 14px;
        }
        .footer-main {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 44px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .footer-logo svg {
            width: 22px;
            height: 22px;
            flex-shrink: 0;
        }
        .footer-desc {
            font-size: 13px;
            color: #A9A29B;
            line-height: 1.8;
            margin-bottom: 20px;
            max-width: 320px;
        }
        .social-icons {
            display: flex;
            gap: 12px;
        }
        .social-icons a {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.18);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #C9C3BC;
            transition: all .2s;
        }
        .social-icons a:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            transform: translateY(-2px);
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            padding: 5px 0;
            font-size: 14px;
            color: #A9A29B;
            transition: color .2s, padding-left .2s;
        }
        .footer-col a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }
        .footer-col p {
            font-size: 13px;
            color: #8A837C;
            line-height: 1.8;
            margin-bottom: 10px;
        }
        .footer-bottom {
            padding: 24px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: #6B665F;
        }
        .footer-bottom a {
            color: #6B665F;
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }
        @media (max-width: 768px) {
            .footer-main {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Responsive ===== */
        @media (max-width: 768px) {
            .section-pad {
                padding: 48px 0;
            }
            .category-hero {
                padding: 44px 0 40px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-desc {
                font-size: 15px;
            }
            .category-stats {
                gap: 10px;
            }
            .stat-item {
                min-width: 108px;
                padding: 12px 16px;
            }
            .stat-num {
                font-size: 20px;
            }
            .sort-select {
                margin-left: 0;
                width: 100%;
                margin-top: 4px;
            }
            .sort-select select {
                width: 100%;
            }
            .update-alert {
                padding: 14px 16px;
                gap: 10px;
                margin-top: -20px;
            }
            .content-section {
                padding: 48px 0 40px;
            }
            .section-title-wrap {
                margin-bottom: 24px;
            }
            .section-title-wrap .h2 {
                font-size: 24px;
            }
            .cta-section {
                padding: 48px 0;
            }
            .cta-text h2 {
                font-size: 24px;
            }
            .cta-text p {
                font-size: 14px;
            }
            .cta-form-wrap {
                padding: 24px;
            }
            .data-panel {
                padding: 28px 20px;
                margin: 40px 0;
            }
            .data-item .data-value {
                font-size: 28px;
            }
            .tag-list a {
                padding: 6px 14px;
                font-size: 13px;
            }
            .faq-q {
                padding: 16px;
                font-size: 14px;
            }
            .faq-a {
                padding: 0 16px 14px 52px;
                font-size: 13px;
            }
            .faq-q .faq-icon {
                width: 24px;
                height: 24px;
                font-size: 12px;
            }
            .faq-q .faq-arrow {
                font-size: 12px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .header-inner {
                height: 58px;
            }
            .logo {
                font-size: 17px;
            }
            .logo svg {
                width: 20px;
                height: 20px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-stats {
                flex-direction: row;
                flex-wrap: wrap;
            }
            .stat-item {
                flex: 1 1 calc(50% - 10px);
                min-width: 0;
            }
        }