/* roulang page: index */
:root {
  --primary-deep: #0B2E26;
  --primary-deep-2: #0E3C32;
  --gold-primary: #D4A94E;
  --gold-deep: #B48A34;
  --accent-jade: #2BA590;
  --bg-page: #F6F4EE;
  --surface-card: #FFFFFF;
  --text-title: #18312B;
  --text-body: #4B5A55;
  --text-weak: #9AA7A1;
  --border-default: #E4E3DC;
  --grad-brand: linear-gradient(120deg, #0E3C32 0%, #1B5A4A 55%, #C9A24B 130%);
  --grad-gold: linear-gradient(135deg, #E5C877, #B48A34);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-default: 0 1px 3px rgba(11,46,38,0.06);
  --shadow-hover: 0 12px 28px rgba(11,46,38,0.14);
  --shadow-gold: 0 0 0 2px rgba(212,169,78,0.7);
  --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-main); color: var(--text-body); background: var(--bg-page); line-height: 1.75; font-size: 15px; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; transition: color .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease, transform .25s ease; }
img { max-width: 100%; display: block; }
button, input { font-family: inherit; outline: none; }
ul, ol { list-style: none; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; border: none; cursor: pointer; font-weight: 700; border-radius: 10px; transition: all .25s ease; line-height: 1.2; letter-spacing: .01em; }
.btn:focus-visible { outline: 3px solid rgba(212,169,78,.5); outline-offset: 2px; }
.btn-gold { background: var(--grad-gold); color: #0B2E26; }
.btn-gold:hover { filter: brightness(1.08); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(180,138,52,.3); }
.btn-gold:active { transform: scale(.97); filter: brightness(.98); }
.btn-ghost { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.8); }
.btn-ghost:hover { background: rgba(255,255,255,.14); border-color: #fff; transform: translateY(-2px); box-shadow: 0 8px 22px rgba(0,0,0,.18); }
.btn-ghost:active { transform: scale(.97); }
.btn-dark { background: var(--primary-deep); color: #fff; border: none; }
.btn-dark:hover { background: var(--primary-deep-2); transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.btn-dark:active { transform: scale(.97); }
.btn-sm { padding: 8px 20px; font-size: 14px; border-radius: 999px; }
.btn-lg { padding: 14px 38px; font-size: 16px; border-radius: 999px; }
.btn-block { display: flex; width: 100%; padding: 11px 20px; border-radius: 10px; font-size: 14px; }

/* ===== Top Bar ===== */
.top-bar { background: #F4E8CE; color: var(--primary-deep); font-size: 13px; height: 36px; display: flex; align-items: center; }
.top-bar-inner { display: flex; justify-content: space-between; align-items: center; width: 100%; }
.countdown { display: inline-flex; align-items: center; gap: 6px; font-variant-numeric: tabular-nums; font-weight: 600; }
.countdown-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold-deep); animation: dotPulse 1.6s infinite; }
@keyframes dotPulse { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: .45; transform: scale(.75); } }
.top-bar-link { color: var(--primary-deep); font-weight: 600; border-bottom: 1px dotted var(--gold-deep); }
.top-bar-link:hover { color: var(--gold-deep); }

/* ===== Header / Nav ===== */
.site-header { padding: 14px 0 0; background: transparent; position: relative; z-index: 100; }
.main-nav { display: flex; align-items: center; gap: 18px; background: linear-gradient(120deg, #0B2E26 0%, #0E3C32 70%, #133F36 100%); border-radius: 20px; padding: 14px 26px; box-shadow: inset 0 1px 0 rgba(255,255,255,.08), var(--shadow-default); }
.logo { display: flex; flex-direction: column; line-height: 1; gap: 2px; flex-shrink: 0; }
.logo-main { font-size: 22px; font-weight: 900; letter-spacing: .02em; background: linear-gradient(135deg, #E5C877, #D4A94E, #B48A34); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.logo-sub { font-size: 11px; letter-spacing: .3em; color: rgba(255,255,255,.55); text-transform: uppercase; font-weight: 500; }
.nav-list { display: flex; align-items: center; list-style: none; margin: 0 auto; padding: 0; gap: 4px; }
.nav-link { position: relative; color: rgba(255,255,255,.85); font-size: 15px; font-weight: 500; padding: 8px 16px; border-radius: 8px; }
.nav-link::after { content: ""; position: absolute; bottom: -1px; left: 50%; width: 0; height: 2px; background: linear-gradient(90deg, transparent, #D4A94E, transparent); transition: width .35s ease, left .35s ease; }
.nav-link:hover { color: #E5C877; }
.nav-link:hover::after { width: 70%; left: 15%; }
.nav-link.active { color: #E5C877; font-weight: 600; }
.nav-link.active::after { width: 70%; left: 15%; }
.nav-cta { flex-shrink: 0; }
.nav-toggle { display: none; background: transparent; border: none; cursor: pointer; width: 42px; height: 42px; border-radius: 10px; flex-direction: column; align-items: center; justify-content: center; gap: 5px; }
.nav-toggle span { width: 22px; height: 2px; background: #E5C877; border-radius: 2px; transition: transform .3s ease, opacity .3s ease; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu { display: none; background: var(--primary-deep); border-radius: 0 0 20px 20px; padding: 8px 18px 20px; margin-top: 6px; box-shadow: 0 14px 30px rgba(11,46,38,.25); }
.mobile-nav-link { display: flex; align-items: center; color: rgba(255,255,255,.88); font-size: 15px; font-weight: 500; padding: 13px 14px; border-left: 4px solid transparent; border-radius: 8px; }
.mobile-nav-link + .mobile-nav-link { margin-top: 2px; }
.mobile-nav-link:hover { background: rgba(212,169,78,.08); border-left-color: var(--gold-primary); color: #E5C877; }
.mobile-nav-link.active { border-left-color: var(--gold-primary); background: rgba(212,169,78,.12); color: #E5C877; }
.mobile-cta { margin-top: 14px; width: 100%; }

@media (max-width: 767px) {
  .nav-list, .nav-cta { display: none; }
  .nav-toggle { display: flex; margin-left: auto; }
  .mobile-menu { display: block; }
}

/* ===== Hero ===== */
.hero { position: relative; margin-top: 18px; border-radius: 24px; overflow: hidden; min-height: 520px; display: flex; align-items: center; background: linear-gradient(105deg, rgba(11,46,38,.94) 0%, rgba(11,46,38,.78) 45%, rgba(11,46,38,.42) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat; }
.hero-inner { padding: 64px 48px; max-width: 680px; }
.hero-badge { display: inline-flex; align-items: center; gap: 6px; background: var(--grad-gold); color: #0B2E26; font-size: 13px; font-weight: 700; padding: 6px 18px; border-radius: 999px; letter-spacing: .02em; box-shadow: 0 4px 14px rgba(180,138,52,.35); }
.hero h1 { color: #fff; font-size: 40px; font-weight: 800; line-height: 1.2; letter-spacing: -.01em; margin: 22px 0 16px; }
.hero-sub { color: rgba(255,255,255,.72); font-size: 16px; line-height: 1.7; max-width: 540px; }
.hero-actions { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }

@media (max-width: 1023px) {
  .hero { min-height: 460px; }
  .hero-inner { padding: 48px 32px; }
  .hero h1 { font-size: 32px; }
}
@media (max-width: 767px) {
  .hero { border-radius: 18px; min-height: auto; text-align: center; background: linear-gradient(180deg, rgba(11,46,38,.92) 0%, rgba(11,46,38,.7) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat; }
  .hero-inner { padding: 44px 22px; margin: 0 auto; }
  .hero h1 { font-size: 26px; }
  .hero-sub { font-size: 15px; }
  .hero-actions { justify-content: center; }
  .hero-actions .btn { width: calc(50% - 8px); }
}

/* ===== Stats Bar ===== */
.stats-section { margin: -28px 0 0; position: relative; z-index: 5; padding-bottom: 40px; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat-card { background: rgba(212,169,78,.12); border: 1px solid rgba(212,169,78,.25); border-radius: 14px; padding: 20px 18px; text-align: center; transition: transform .25s ease, box-shadow .25s ease; }
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.stat-icon { font-size: 24px; display: block; margin-bottom: 6px; }
.stat-number { font-size: 28px; font-weight: 800; color: #D4A94E; font-variant-numeric: tabular-nums; display: block; line-height: 1.2; }
.stat-label { font-size: 12px; color: var(--text-title); font-weight: 500; letter-spacing: .02em; }

@media (max-width: 767px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .stat-number { font-size: 22px; }
}

/* ===== Section ===== */
.section { padding: 72px 0; }
.section-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 32px; flex-wrap: wrap; gap: 12px; }
.section-header h2 { font-size: 26px; font-weight: 800; color: var(--text-title); letter-spacing: -.01em; position: relative; padding-left: 16px; }
.section-header h2::before { content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 5px; height: 24px; border-radius: 4px; background: var(--grad-gold); }
.section-link { color: var(--gold-deep); font-size: 14px; font-weight: 600; }
.section-link:hover { color: var(--primary-deep); text-decoration: underline; }

/* ===== Products ===== */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.product-card { background: var(--surface-card); border-radius: 16px; border: 1px solid var(--border-default); overflow: hidden; transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease; }
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: rgba(212,169,78,.6); }
.product-cover { position: relative; aspect-ratio: 16/10; overflow: hidden; }
.product-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.product-card:hover .product-cover img { transform: scale(1.05); }
.tag { position: absolute; top: 12px; right: 12px; font-size: 12px; font-weight: 700; padding: 4px 12px; border-radius: 999px; letter-spacing: .02em; }
.tag-hot { background: linear-gradient(135deg, #E5C877, #B48A34); color: #0B2E26; }
.tag-sale { background: rgba(212,169,78,.15); border: 1px solid rgba(212,169,78,.4); color: #B48A34; backdrop-filter: blur(4px); }
.product-body { padding: 18px 18px 20px; }
.product-body h3 { font-size: 17px; font-weight: 700; color: var(--text-title); margin-bottom: 6px; line-height: 1.4; }
.product-desc { font-size: 13px; color: var(--text-weak); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 12px; }
.price-row { display: flex; align-items: baseline; gap: 10px; margin-bottom: 14px; }
.price { font-size: 19px; font-weight: 800; color: #B48A34; font-variant-numeric: tabular-nums; }
.price::before { content: "¥"; font-size: 14px; }
.price-origin { font-size: 12px; color: var(--text-weak); text-decoration: line-through; font-variant-numeric: tabular-nums; }

@media (max-width: 1023px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
}
@media (max-width: 767px) {
  .product-grid { grid-template-columns: 1fr; }
}

/* ===== Testimonials ===== */
.testimonial-section { background: linear-gradient(135deg, #0B2E26 0%, #0E3C32 100%); padding: 72px 0; }
.testimonial-section .section-header h2 { color: #fff; }
.testimonial-section .section-header h2::before { background: var(--grad-gold); }
.testimonial-wrap { position: relative; overflow: hidden; }
.testimonial-track { display: flex; gap: 24px; transition: transform .5s ease; will-change: transform; }
.testimonial-card { flex: 0 0 calc((100% - 48px) / 3); background: #fff; border-radius: 14px; padding: 26px 24px; display: flex; flex-direction: column; gap: 12px; box-shadow: 0 8px 24px rgba(0,0,0,.15); }
.stars { color: #D4A94E; font-size: 17px; letter-spacing: 3px; }
.quote { font-size: 15px; line-height: 1.7; color: var(--text-body); flex: 1; position: relative; padding-left: 18px; }
.quote::before { content: "”"; position: absolute; left: 0; top: -8px; font-size: 34px; color: #D4A94E; font-weight: 900; font-family: Georgia, serif; line-height: 1; }
.user-row { display: flex; align-items: center; gap: 12px; border-top: 1px solid var(--border-default); padding-top: 14px; }
.avatar { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; border: 2px solid #D4A94E; }
.user-row div { flex: 1; }
.user-name { display: block; font-size: 14px; font-weight: 700; color: var(--text-title); }
.user-time { font-size: 12px; color: var(--text-weak); }
.verify-tag { font-size: 11px; font-weight: 600; color: #1B8F72; background: rgba(43,165,144,.1); padding: 3px 10px; border-radius: 999px; white-space: nowrap; }
.testimonial-arrows { display: flex; gap: 10px; margin-top: 28px; justify-content: flex-end; }
.arrow-btn { width: 42px; height: 42px; border-radius: 50%; background: #fff; color: var(--primary-deep); font-size: 18px; border: none; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all .25s ease; }
.arrow-btn:hover { background: var(--grad-gold); color: #0B2E26; transform: translateY(-2px); box-shadow: 0 6px 16px rgba(0,0,0,.2); }
.arrow-btn:active { transform: scale(.9); }
.testimonial-dots { display: flex; gap: 8px; margin-top: 14px; }
.testimonial-dots .dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,.3); cursor: pointer; transition: all .25s ease; }
.testimonial-dots .dot.active { background: #D4A94E; width: 22px; border-radius: 999px; }

@media (max-width: 1023px) {
  .testimonial-card { flex: 0 0 calc((100% - 20px) / 2); }
}
@media (max-width: 767px) {
  .testimonial-card { flex: 0 0 100%; }
  .testimonial-arrows { justify-content: center; }
}

/* ===== Guarantee ===== */
.guarantee-section { padding: 16px 0 0; }
.guarantee-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; border-bottom: 1px solid var(--border-default); padding-bottom: 48px; }
.guarantee-item { text-align: center; padding: 12px 8px; }
.guarantee-icon { display: block; font-size: 32px; margin-bottom: 10px; }
.guarantee-item h3 { font-size: 16px; font-weight: 700; color: var(--text-title); margin-bottom: 4px; }
.guarantee-item p { font-size: 13px; color: var(--text-weak); line-height: 1.6; }
@media (max-width: 767px) {
  .guarantee-grid { grid-template-columns: 1fr; gap: 20px; padding-bottom: 32px; }
}

/* ===== News / CMS ===== */
.news-section { padding: 72px 0 80px; }
.news-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
.news-featured { background: var(--surface-card); border-radius: 16px; border: 1px solid var(--border-default); overflow: hidden; transition: box-shadow .3s ease, transform .3s ease; }
.news-featured:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.news-featured-img { display: block; aspect-ratio: 16/8; overflow: hidden; }
.news-featured-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.news-featured:hover .news-featured-img img { transform: scale(1.04); }
.news-featured-body { padding: 20px 22px 24px; }
.news-featured-body .tag { position: static; display: inline-block; margin-bottom: 8px; width: auto; }
.news-featured-body h3 { font-size: 18px; font-weight: 700; color: var(--text-title); margin-bottom: 8px; line-height: 1.4; }
.news-featured-body h3 a:hover { color: var(--gold-deep); }
.news-featured-body p { font-size: 14px; color: var(--text-body); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 10px; }
.news-featured-body time { font-size: 12px; color: var(--text-weak); display: inline-flex; align-items: center; gap: 4px; }
.news-list { display: flex; flex-direction: column; gap: 16px; }
.news-list-item { display: flex; gap: 16px; background: var(--surface-card); padding: 14px; border-radius: 14px; border: 1px solid var(--border-default); transition: box-shadow .25s ease, transform .25s ease; }
.news-list-item:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.news-thumb { width: 96px; height: 96px; border-radius: 12px; object-fit: cover; flex-shrink: 0; background: #EDEBE5; }
.news-thumb-placeholder { width: 96px; height: 96px; border-radius: 12px; background: #EDEBE5; display: flex; align-items: center; justify-content: center; font-size: 26px; color: var(--text-weak); flex-shrink: 0; }
.news-item-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.news-item-tag { align-self: flex-start; background: rgba(212,169,78,.14); color: #B48A34; font-size: 12px; font-weight: 600; padding: 2px 10px; border-radius: 999px; }
.news-item-title { font-size: 16px; font-weight: 700; color: var(--text-title); line-height: 1.4; }
.news-item-title a:hover { color: var(--gold-deep); }
.news-item-excerpt { font-size: 13px; color: var(--text-weak); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-item-time { font-size: 12px; color: var(--text-weak); margin-top: auto; }
.news-empty { grid-column: 1 / -1; background: var(--surface-card); border-radius: 14px; border: 1px dashed var(--border-default); padding: 48px 20px; text-align: center; color: var(--text-weak); font-size: 14px; }

@media (max-width: 1023px) {
  .news-layout { grid-template-columns: 1fr; }
}
@media (max-width: 767px) {
  .news-thumb, .news-thumb-placeholder { width: 72px; height: 72px; }
  .news-item-title { font-size: 14px; }
  .news-item-excerpt { font-size: 12px; }
}

/* ===== FAQ ===== */
.faq-section { padding: 72px 0 80px; background: #EFEDE6; }
.faq-list { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item { background: var(--surface-card); border-radius: 12px; box-shadow: var(--shadow-default); transition: box-shadow .25s ease; overflow: hidden; }
.faq-item.active { box-shadow: var(--shadow-hover); }
.faq-question { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 16px; background: none; border: none; padding: 18px 22px; font-size: 15px; font-weight: 700; color: var(--text-title); cursor: pointer; text-align: left; transition: color .2s ease; }
.faq-question:hover { color: var(--gold-deep); }
.faq-icon { flex-shrink: 0; width: 24px; height: 24px; border-radius: 50%; background: rgba(212,169,78,.15); color: #B48A34; font-size: 14px; display: flex; align-items: center; justify-content: center; transition: transform .3s ease, background .3s ease; font-weight: 700; }
.faq-item.active .faq-icon { transform: rotate(45deg); background: var(--grad-gold); color: #0B2E26; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.faq-answer-inner { padding: 0 22px 18px; font-size: 14px; color: var(--text-body); line-height: 1.7; }

/* ===== CTA ===== */
.cta-section { padding: 80px 0 80px; }
.cta-banner { background: linear-gradient(120deg, #0B2E26 0%, #0E3C32 70%, #1B5A4A 100%); border-radius: 20px; padding: 56px 48px; position: relative; overflow: hidden; text-align: center; }
.cta-banner::before { content: ""; position: absolute; right: -10%; top: -40%; width: 500px; height: 500px; background: radial-gradient(circle, rgba(212,169,78,.25) 0%, transparent 70%); pointer-events: none; }
.cta-banner h2 { color: #fff; font-size: 30px; font-weight: 800; margin-bottom: 10px; letter-spacing: -.01em; position: relative; }
.cta-banner p { color: rgba(255,255,255,.62); font-size: 15px; margin-bottom: 28px; position: relative; max-width: 540px; margin-left: auto; margin-right: auto; }
.cta-banner .btn { position: relative; padding: 14px 40px; font-size: 16px; border-radius: 999px; }
@media (max-width: 767px) {
  .cta-banner { padding: 40px 20px; }
  .cta-banner h2 { font-size: 22px; }
  .cta-banner .btn { width: 100%; }
}

/* ===== Footer ===== */
.site-footer { background: var(--primary-deep); color: rgba(255,255,255,.75); padding-top: 56px; margin-top: 24px; position: relative; }
.site-footer::before { content: ""; display: block; height: 2px; background: linear-gradient(90deg, transparent, rgba(212,169,78,.55), transparent); position: absolute; top: 0; left: 0; right: 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; padding-bottom: 44px; }
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand .logo-main { font-size: 26px; }
.footer-desc { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,.6); max-width: 300px; }
.footer-col h4 { color: #E5C877; font-size: 15px; font-weight: 700; margin-bottom: 18px; letter-spacing: .02em; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 14px; color: rgba(255,255,255,.65); transition: color .2s ease, padding-left .2s ease; }
.footer-links a:hover { color: #E5C877; padding-left: 5px; }
.footer-contact p { font-size: 14px; margin-bottom: 8px; color: rgba(255,255,255,.65); }
.footer-contact a { color: #E5C877; }
.footer-contact a:hover { text-decoration: underline; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0; text-align: center; font-size: 13px; color: rgba(255,255,255,.4); letter-spacing: .02em; }
@media (max-width: 767px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

/* ===== Focus accessibility ===== */
a:focus-visible, .arrow-btn:focus-visible { outline: 3px solid rgba(212,169,78,.7); outline-offset: 2px; }

/* roulang page: category1 */
:root{
  --primary-deep:#0B2E26;
  --primary-deep-2:#0E3C32;
  --primary-mid:#1B5A4A;
  --gold-primary:#D4A94E;
  --gold-deep:#B48A34;
  --gold-light:#E5C877;
  --accent-jade:#2BA590;
  --bg-page:#F6F4EE;
  --surface-card:#FFFFFF;
  --text-title:#18312B;
  --text-body:#4B5A55;
  --text-weak:#9AA7A1;
  --border-default:#E4E3DC;
  --gradient-brand:linear-gradient(120deg,#0E3C32 0%,#1B5A4A 55%,#C9A24B 130%);
  --gradient-gold:linear-gradient(135deg,#E5C877,#B48A34);
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-md:0 1px 3px rgba(11,46,38,0.06);
  --shadow-hover:0 12px 28px rgba(11,46,38,0.14);
  --ring-gold:0 0 0 2px rgba(212,169,78,0.7);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg-page);
  color:var(--text-body);
  font-size:15px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
ul{list-style:none}
button{font:inherit;border:none;background:none;cursor:pointer}
.container{max-width:1280px;margin:0 auto;padding:0 24px}

/* ===== 顶部状态条 ===== */
.top-bar{
  height:36px;
  background:#F4E8CE;
  color:var(--primary-deep);
  font-size:12px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.top-bar-inner{
  max-width:1280px;
  width:100%;
  display:flex;
  justify-content:center;
  align-items:center;
  gap:18px;
  padding:0 24px;
}
.top-bar .tb-count{font-weight:400}
.top-bar .tb-count span{
  font-weight:800;
  font-variant-numeric:tabular-nums;
  background:var(--primary-deep);
  color:var(--gold-light);
  padding:2px 10px;
  border-radius:999px;
  margin-left:6px;
}
.top-bar .tb-support{
  margin-left:auto;
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:color .2s;
}
.top-bar .tb-support:hover{color:var(--gold-deep)}

/* ===== 导航 ===== */
.nav-section{
  position:sticky;
  top:0;
  z-index:100;
  padding:14px 0 10px;
  background:linear-gradient(180deg,rgba(246,244,238,0.96) 30%,rgba(246,244,238,0.82));
  backdrop-filter:blur(10px);
}
.main-nav{
  max-width:1280px;
  margin:0 auto;
  padding:12px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  background:var(--primary-deep);
  border-radius:20px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.08),0 10px 30px rgba(11,46,38,0.18);
  position:relative;
}
.logo{display:flex;flex-direction:column;line-height:1.15}
.logo-main{
  font-size:22px;
  font-weight:900;
  background:linear-gradient(135deg,#E5C877,#B48A34);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  letter-spacing:0.02em;
}
.logo-sub{
  font-size:11px;
  letter-spacing:0.3em;
  color:rgba(255,255,255,0.65);
  font-weight:600;
  margin-top:2px;
}
.nav-list{display:flex;gap:30px;align-items:center}
.nav-link{
  position:relative;
  color:rgba(255,255,255,0.88);
  font-size:15px;
  font-weight:600;
  padding:8px 2px;
  transition:color .25s;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:0;height:2px;
  background:var(--gradient-gold);
  border-radius:2px;
  transition:width .3s ease;
}
.nav-link:hover{color:var(--gold-primary)}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--gold-primary)}
.nav-link.active::after{width:100%}
.nav-cta{
  padding:8px 20px;
  border-radius:999px;
  background:var(--gradient-gold);
  color:var(--primary-deep);
  font-weight:700;
  font-size:14px;
  box-shadow:0 4px 14px rgba(212,169,78,0.35);
  transition:filter .25s,transform .2s,box-shadow .25s;
}
.nav-cta:hover{
  filter:brightness(1.08);
  transform:translateY(-2px);
  box-shadow:0 8px 22px rgba(212,169,78,0.42);
}
.nav-cta:active{transform:scale(0.96)}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  padding:8px;
  border-radius:10px;
  background:rgba(255,255,255,0.1);
}
.nav-toggle span{
  display:block;height:2px;width:100%;
  background:var(--gold-primary);
  border-radius:2px;
  transition:transform .25s,opacity .25s;
}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 28px;
  border-radius:10px;
  font-size:15px;
  font-weight:700;
  border:2px solid transparent;
  cursor:pointer;
  transition:transform .2s,box-shadow .25s,filter .25s,background .25s,border-color .25s;
}
.btn-gold{
  background:var(--gradient-gold);
  color:var(--primary-deep);
  box-shadow:0 6px 18px rgba(212,169,78,0.35);
}
.btn-gold:hover{
  filter:brightness(1.06);
  transform:translateY(-2px);
  box-shadow:0 10px 26px rgba(212,169,78,0.42);
}
.btn-gold:active{transform:scale(0.97)}
.btn-outline-dark{
  background:transparent;
  border-color:var(--primary-deep);
  color:var(--primary-deep);
}
.btn-outline-dark:hover{
  background:var(--primary-deep);
  color:#fff;
  transform:translateY(-2px);
}
.btn-outline-dark:active{transform:scale(0.97)}
.btn-outline-gold{
  background:transparent;
  border-color:var(--gold-primary);
  color:var(--gold-deep);
}
.btn-outline-gold:hover{
  background:rgba(212,169,78,0.12);
  border-color:var(--gold-light);
  transform:translateY(-2px);
}
.btn-outline-gold:active{transform:scale(0.97)}

/* ===== 面包屑 ===== */
.breadcrumb{
  font-size:13px;
  color:var(--text-weak);
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:22px;
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-weak);transition:color .2s}
.breadcrumb a:hover{color:var(--gold-deep)}
.breadcrumb .current{color:var(--primary-deep);font-weight:600}

/* ===== Hero 区域 ===== */
.cat-hero{padding:48px 0 60px}
.hero-grid{
  display:grid;
  grid-template-columns:1.15fr 0.85fr;
  gap:56px;
  align-items:center;
}
.ct-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 16px;
  border-radius:999px;
  background:var(--gradient-gold);
  color:var(--primary-deep);
  font-size:13px;
  font-weight:700;
  margin-bottom:20px;
  box-shadow:0 4px 14px rgba(212,169,78,0.3);
}
.hero-copy h1{
  font-size:40px;
  font-weight:800;
  color:var(--text-title);
  line-height:1.2;
  margin-bottom:18px;
  letter-spacing:-0.01em;
}
.hero-copy .lead{
  font-size:16px;
  color:var(--text-body);
  margin-bottom:12px;
}
.hero-copy .hero-desc{
  font-size:14px;
  color:var(--text-weak);
  line-height:1.75;
}
.hero-points{
  display:grid;
  gap:10px;
  margin:22px 0 30px;
}
.hero-points li{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  color:var(--text-body);
  font-weight:500;
}
.hero-points li::before{
  content:"";
  width:8px;height:8px;
  border-radius:2px;
  background:var(--gradient-gold);
  flex-shrink:0;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}

.hero-media{position:relative}
.media-frame{
  position:relative;
  border-radius:16px;
  overflow:hidden;
  border:2px solid var(--gold-deep);
  box-shadow:var(--shadow-hover);
}
.media-frame img{width:100%;height:370px;object-fit:cover}
.media-frame::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(11,46,38,0.02) 0%,rgba(11,46,38,0.42) 100%);
}
.media-float{
  position:absolute;
  left:18px;bottom:18px;
  z-index:2;
  background:rgba(11,46,38,0.88);
  backdrop-filter:blur(6px);
  border:1px solid rgba(212,169,78,0.45);
  border-radius:14px;
  padding:12px 18px;
  color:#fff;
  display:flex;
  align-items:center;
  gap:12px;
}
.media-float .mf-icon{
  width:38px;height:38px;
  border-radius:10px;
  background:rgba(212,169,78,0.2);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;
}
.media-float .mf-label{font-size:12px;color:rgba(255,255,255,0.7);line-height:1.4}
.media-float .mf-num{font-size:22px;font-weight:800;color:var(--gold-primary);font-variant-numeric:tabular-nums;line-height:1.2}

/* ===== 数据徽章 ===== */
.stats-band{padding:0 0 72px}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.stat-card{
  background:rgba(212,169,78,0.12);
  border-radius:12px;
  padding:24px 16px;
  text-align:center;
  border:1px solid rgba(212,169,78,0.25);
  transition:transform .25s,box-shadow .25s;
}
.stat-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
}
.stat-card .stat-num{
  font-size:28px;
  font-weight:800;
  color:var(--gold-deep);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.stat-card .stat-label{
  font-size:12px;
  color:var(--text-weak);
  margin-top:6px;
}

/* ===== 板块通用 ===== */
.section-head{margin-bottom:36px}
.section-head h2{
  font-size:26px;
  font-weight:800;
  color:var(--text-title);
  line-height:1.3;
}
.section-head .sub{
  font-size:14px;
  color:var(--text-weak);
  margin-top:6px;
}
.section-head.center{text-align:center}

/* ===== 双栏图文卡 ===== */
.feature-row{padding:0 0 72px}
.feature-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.feature-card{
  display:grid;
  grid-template-columns:0.9fr 1.1fr;
  background:var(--surface-card);
  border:1px solid var(--border-default);
  border-radius:14px;
  overflow:hidden;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.feature-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:var(--gold-primary);
}
.feature-card img{
  width:100%;height:100%;
  object-fit:cover;
}
.feature-card .fc-body{padding:22px 24px;display:flex;flex-direction:column;justify-content:center}
.feature-card .fc-tag{
  display:inline-flex;
  align-self:flex-start;
  font-size:12px;
  font-weight:700;
  color:var(--gold-deep);
  background:rgba(212,169,78,0.14);
  padding:4px 12px;
  border-radius:999px;
  margin-bottom:10px;
}
.feature-card h3{
  font-size:18px;
  font-weight:700;
  color:var(--text-title);
  margin-bottom:8px;
}
.feature-card p{
  font-size:13px;
  color:var(--text-weak);
  line-height:1.7;
}
.feature-card .fc-link{
  margin-top:14px;
  font-size:13px;
  font-weight:700;
  color:var(--gold-deep);
  display:inline-flex;
  align-items:center;
  gap:4px;
  transition:gap .2s;
}
.feature-card .fc-link:hover{gap:8px}

/* ===== 流程 ===== */
.steps-wrap{padding:0 24px 72px}
.steps-section{
  background:var(--gradient-brand);
  border-radius:24px;
  padding:64px 48px;
}
.steps-section .section-head h2{color:#fff}
.steps-section .section-head .sub{color:rgba(255,255,255,0.65)}
.steps-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.step-card{
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.1);
  border-radius:14px;
  padding:26px 20px;
  text-align:center;
  transition:background .25s,transform .25s;
}
.step-card:hover{
  background:rgba(255,255,255,0.11);
  transform:translateY(-4px);
}
.step-num{
  font-size:34px;
  font-weight:800;
  color:var(--gold-primary);
  line-height:1;
  font-variant-numeric:tabular-nums;
}
.step-card h4{
  color:#fff;
  font-size:16px;
  font-weight:700;
  margin:12px 0 6px;
}
.step-card p{
  color:rgba(255,255,255,0.65);
  font-size:13px;
  line-height:1.6;
}

/* ===== FAQ ===== */
.faq-section{padding:0 0 72px}
.faq-list{
  max-width:860px;
  margin:0 auto;
  display:grid;
  gap:14px;
}
.faq-item{
  background:var(--surface-card);
  border:1px solid var(--border-default);
  border-radius:12px;
  overflow:hidden;
  transition:border-color .25s,box-shadow .25s;
}
.faq-item:hover{border-color:var(--gold-primary)}
.faq-item.open{border-color:var(--gold-primary);box-shadow:var(--shadow-md)}
.faq-q{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  padding:18px 22px;
  font-size:15px;
  font-weight:700;
  color:var(--text-title);
  cursor:pointer;
  text-align:left;
  width:100%;
}
.faq-icon{
  position:relative;
  width:20px;height:20px;
  flex-shrink:0;
}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--gold-deep);
  border-radius:2px;
  transition:transform .3s;
}
.faq-icon::before{left:2px;right:2px;top:9px;height:2px}
.faq-icon::after{top:2px;bottom:2px;left:9px;width:2px}
.faq-item.open .faq-icon::after{transform:scaleY(0)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
  padding:0 22px;
  font-size:14px;
  color:var(--text-body);
  line-height:1.75;
}
.faq-item.open .faq-a{
  max-height:320px;
  padding-bottom:18px;
}

/* ===== CTA ===== */
.cta-section{padding:0 0 80px}
.cta-banner{
  background:var(--primary-deep);
  border-radius:20px;
  padding:56px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  position:relative;
  overflow:hidden;
}
.cta-banner::after{
  content:"";
  position:absolute;
  right:-80px;top:-80px;
  width:340px;height:340px;
  background:radial-gradient(circle,rgba(212,169,78,0.3),transparent 65%);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:1}
.cta-copy h2{
  color:#fff;
  font-size:26px;
  font-weight:800;
  margin-bottom:8px;
}
.cta-copy p{
  color:rgba(255,255,255,0.65);
  font-size:14px;
}
.cta-banner .btn{
  position:relative;
  z-index:1;
  padding:14px 36px;
  font-size:16px;
  border-radius:999px;
  flex-shrink:0;
}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--primary-deep);
  color:rgba(255,255,255,0.72);
  padding-top:64px;
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:2px;
  background:linear-gradient(90deg,transparent,var(--gold-primary),transparent);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1.2fr;
  gap:48px;
  padding-bottom:48px;
}
.footer-brand .logo{display:inline-flex;flex-direction:column}
.footer-brand .logo-main{font-size:22px}
.footer-brand .logo-sub{color:rgba(255,255,255,0.5)}
.footer-desc{
  font-size:13px;
  color:rgba(255,255,255,0.55);
  line-height:1.7;
  margin-top:14px;
  max-width:360px;
}
.footer-col h4{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
}
.footer-links{display:grid;gap:10px}
.footer-links a{
  color:rgba(255,255,255,0.65);
  font-size:14px;
  transition:color .2s,padding-left .2s;
}
.footer-links a:hover{
  color:var(--gold-primary);
  padding-left:5px;
}
.footer-contact{
  display:grid;
  gap:10px;
  font-size:14px;
  color:rgba(255,255,255,0.65);
}
.footer-contact a{color:var(--gold-primary);transition:color .2s}
.footer-contact a:hover{color:var(--gold-light)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.08);
  padding:16px 0;
  font-size:12px;
  color:rgba(255,255,255,0.5);
  text-align:center;
}

/* ===== 响应式 ===== */
@media(max-width:1023px){
  .nav-list{
    display:none;
    position:absolute;
    top:calc(100% + 10px);
    left:16px;right:16px;
    background:var(--primary-deep);
    border-radius:16px;
    padding:16px;
    flex-direction:column;
    gap:4px;
    box-shadow:0 18px 44px rgba(11,46,38,0.34);
  }
  .main-nav.open .nav-list{display:flex}
  .nav-link{padding:12px 8px}
  .nav-link::after{display:none}
  .nav-link.active{
    background:rgba(212,169,78,0.16);
    border-radius:8px;
    padding-left:14px;
  }
  .nav-toggle{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-copy{text-align:center}
  .hero-points{justify-items:center}
  .hero-points li{text-align:left}
  .hero-actions{justify-content:center}
  .hero-media{max-width:560px;margin:0 auto}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .steps-section{padding:48px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media(max-width:767px){
  .container{padding:0 16px}
  .top-bar{font-size:11px}
  .top-bar .tb-support{display:none}
  .main-nav{padding:10px 16px;border-radius:16px}
  .nav-cta{display:none}
  .cat-hero{padding:36px 0 48px}
  .hero-copy h1{font-size:28px}
  .hero-copy .lead{font-size:15px}
  .hero-actions{width:100%}
  .hero-actions .btn{flex:1;justify-content:center}
  .media-frame img{height:240px}
  .stats-grid{grid-template-columns:1fr 1fr;gap:12px}
  .stat-card{padding:16px 10px}
  .stat-card .stat-num{font-size:22px}
  .feature-grid{grid-template-columns:1fr}
  .feature-card{grid-template-columns:1fr}
  .feature-card img{height:200px}
  .steps-wrap{padding:0 16px 56px}
  .steps-section{border-radius:20px;padding:40px 20px}
  .steps-grid{grid-template-columns:1fr;gap:14px}
  .step-card{padding:20px 16px}
  .section-head h2{font-size:21px}
  .faq-section{padding-bottom:56px}
  .faq-q{padding:14px 16px}
  .faq-a{padding:0 16px}
  .cta-section{padding-bottom:56px}
  .cta-banner{
    flex-direction:column;
    text-align:center;
    padding:40px 24px;
  }
  .cta-banner .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-brand{padding-bottom:0}
}

/* roulang page: article */
:root {
  --primary-deep: #0B2E26;
  --primary-deep-2: #0E3C32;
  --gold-primary: #D4A94E;
  --gold-deep: #B48A34;
  --accent-jade: #2BA590;
  --bg-page: #F6F4EE;
  --surface-card: #FFFFFF;
  --text-title: #18312B;
  --text-body: #4B5A55;
  --text-weak: #9AA7A1;
  --border-default: #E4E3DC;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 3px rgba(11, 46, 38, 0.06);
  --shadow-hover: 0 12px 28px rgba(11, 46, 38, 0.14);
  --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  --gradient-brand: linear-gradient(120deg, #0E3C32 0%, #1B5A4A 55%, #C9A24B 130%);
  --gradient-gold: linear-gradient(135deg, #E5C877, #B48A34);
  --brand-transition: all 0.3s ease;
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  background: var(--bg-page);
  color: var(--text-body);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color 0.3s ease; }
button { font-family: inherit; border: none; background: none; cursor: pointer; }
ul, ol { list-style: none; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* ===== 顶部状态条 ===== */
.top-bar {
  background: #F4E8CE;
  height: 36px;
  display: flex;
  align-items: center;
}
.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--primary-deep);
}
.top-countdown { font-weight: 500; }
.top-countdown span { font-variant-numeric: tabular-nums; font-weight: 700; }
.top-service-link { color: var(--primary-deep); font-weight: 600; font-size: 12px; border-bottom: 1px solid transparent; transition: border-color 0.3s; }
.top-service-link:hover { border-color: var(--primary-deep); }

/* ===== 主导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 14px 24px;
  background: rgba(246, 244, 238, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.main-nav {
  max-width: 1280px;
  margin: 0 auto;
  background: var(--primary-deep);
  border-radius: var(--radius-lg);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  position: relative;
}
.logo { display: flex; flex-direction: column; line-height: 1.2; flex-shrink: 0; }
.logo-main {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.02em;
  background: linear-gradient(135deg, #E5C877 0%, #D4A94E 50%, #B48A34 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.logo-sub {
  font-size: 11px;
  letter-spacing: 0.3em;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 2px;
  font-weight: 500;
  text-transform: uppercase;
}
.nav-list {
  display: flex;
  align-items: center;
  gap: 36px;
  margin: 0 auto;
}
.nav-link {
  color: rgba(255, 255, 255, 0.85);
  font-size: 15px;
  font-weight: 500;
  padding: 6px 2px;
  position: relative;
  transition: color 0.3s ease;
}
.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #E5C877, #D4A94E, #B48A34);
  border-radius: 2px;
  transition: width 0.3s ease;
}
.nav-link:hover { color: var(--gold-primary); }
.nav-link:hover::after { width: 100%; }
.nav-link.active { color: var(--gold-primary); }
.nav-link.active::after { width: 100%; }
.nav-cta { flex-shrink: 0; }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  transition: background 0.3s;
}
.nav-toggle:hover { background: rgba(255, 255, 255, 0.12); }
.nav-toggle span { width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: all 0.3s ease; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  padding: 12px 28px;
  border: 2px solid transparent;
  transition: var(--brand-transition);
  line-height: 1.4;
}
.btn-gold { background: var(--gradient-gold); color: var(--primary-deep); }
.btn-gold:hover { filter: brightness(1.08); transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.btn-gold:active { transform: scale(0.97); }
.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; transform: translateY(-2px); }
.btn-outline-light:active { transform: scale(0.97); }
.btn-sm { padding: 8px 20px; font-size: 14px; }
.btn-lg { padding: 14px 36px; font-size: 16px; }
.btn:focus-visible { outline: 3px solid rgba(212, 169, 78, 0.5); outline-offset: 2px; }

/* ===== Hero 双栏 ===== */
.cat-hero {
  background:
    linear-gradient(120deg, rgba(11, 46, 38, 0.98) 0%, rgba(14, 60, 50, 0.93) 58%, rgba(27, 90, 74, 0.85) 100%),
    url("/assets/images/backpic/back-2.webp") center / cover no-repeat;
  color: #fff;
  padding: 84px 0 76px;
}
.cat-hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 56px;
  align-items: center;
}
.cat-hero-content { max-width: 620px; }
.cat-hero-badge {
  display: inline-block;
  background: rgba(212, 169, 78, 0.16);
  color: var(--gold-primary);
  border: 1px solid rgba(212, 169, 78, 0.4);
  border-radius: var(--radius-pill);
  padding: 5px 16px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 20px;
}
.cat-hero h1 {
  font-size: 38px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: 18px;
}
.cat-hero-lead { font-size: 16px; color: rgba(255, 255, 255, 0.82); line-height: 1.78; margin-bottom: 14px; }
.cat-hero-sub { font-size: 14px; color: rgba(255, 255, 255, 0.62); line-height: 1.7; margin-bottom: 24px; }
.cat-hero-list { margin-bottom: 30px; display: flex; flex-direction: column; gap: 10px; }
.cat-hero-list li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
}
.cat-hero-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  background: var(--gold-primary);
  border-radius: 2px;
  transform: rotate(45deg);
}
.cat-hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.cat-hero-media { position: relative; }
.cat-hero-media::before {
  content: "";
  position: absolute;
  inset: 18px -18px -18px 18px;
  border: 1px solid rgba(212, 169, 78, 0.5);
  border-radius: var(--radius-lg);
  pointer-events: none;
}
.cat-hero-media img {
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.3);
  object-fit: cover;
  width: 100%;
  aspect-ratio: 4/3;
  position: relative;
  z-index: 1;
}

/* ===== 数据徽章 ===== */
.cat-stats { padding: 60px 0 28px; }
.stat-badges { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-badge {
  background: var(--surface-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.stat-badge:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--gold-primary); }
.stat-badge-icon { display: flex; align-items: center; justify-content: center; width: 48px; height: 48px; margin: 0 auto 12px; background: rgba(212, 169, 78, 0.12); border-radius: 50%; }
.stat-badge-icon svg { width: 24px; height: 24px; }
.stat-badge-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--gold-primary);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}
.stat-badge-label { font-size: 13px; color: var(--text-weak); margin-top: 6px; }

/* ===== 板块通用标题 ===== */
.section-head { text-align: center; margin-bottom: 44px; }
.section-head h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-title);
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}
.section-head p { font-size: 14px; color: var(--text-weak); max-width: 600px; margin: 0 auto; }
.section-head-left { text-align: left; margin-bottom: 32px; }
.section-head-left h2 { font-size: 26px; font-weight: 800; color: var(--text-title); line-height: 1.3; margin-bottom: 8px; }
.section-head-left p { font-size: 14px; color: var(--text-weak); }

/* ===== 特色服务 ===== */
.cat-features { padding: 60px 0 72px; }
.feature-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.feature-card {
  background: var(--surface-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: var(--gold-primary); }
.feature-card-media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.feature-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.feature-card:hover .feature-card-media img { transform: scale(1.04); }
.feature-card-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: linear-gradient(135deg, #E5C877, #B48A34);
  color: var(--primary-deep);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  box-shadow: 0 2px 8px rgba(11, 46, 38, 0.2);
}
.feature-card-body { padding: 24px 28px 28px; }
.feature-card-body h3 { font-size: 19px; font-weight: 700; color: var(--text-title); margin-bottom: 10px; }
.feature-card-body p { font-size: 14px; line-height: 1.75; color: var(--text-body); margin-bottom: 16px; }
.card-link { font-size: 14px; font-weight: 600; color: var(--gold-deep); display: inline-flex; align-items: center; gap: 4px; transition: gap 0.3s ease; }
.card-link:hover { gap: 8px; color: var(--gold-primary); }

/* ===== 榜单价值 ===== */
.cat-value {
  padding: 72px 0;
  background: var(--surface-card);
  border-top: 1px solid var(--border-default);
  border-bottom: 1px solid var(--border-default);
}
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.value-item {
  background: var(--bg-page);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.value-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--gold-primary); }
.value-icon {
  width: 68px;
  height: 68px;
  margin: 0 auto 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(212, 169, 78, 0.12);
  border: 1px solid rgba(212, 169, 78, 0.3);
}
.value-icon svg { width: 30px; height: 30px; }
.value-item h3 { font-size: 17px; font-weight: 700; color: var(--text-title); margin-bottom: 8px; }
.value-item p { font-size: 13px; line-height: 1.7; color: var(--text-body); }

/* ===== FAQ ===== */
.cat-faq { padding: 72px 0; }
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: var(--surface-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
}
.faq-item:hover { box-shadow: var(--shadow-sm); border-color: rgba(212, 169, 78, 0.5); }
.faq-question {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 16px;
  font-weight: 700;
  color: var(--text-title);
  text-align: left;
  transition: color 0.3s;
}
.faq-question:hover { color: var(--gold-deep); }
.faq-toggle {
  font-size: 24px;
  font-weight: 400;
  color: var(--gold-primary);
  transition: transform 0.3s ease;
  flex-shrink: 0;
  margin-left: 16px;
  line-height: 1;
}
.faq-item.open .faq-toggle { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease, padding 0.35s ease; }
.faq-item.open .faq-answer { max-height: 300px; padding: 0 24px 22px; }
.faq-answer p { font-size: 14px; color: var(--text-body); line-height: 1.75; }

/* ===== CTA ===== */
.cat-cta { padding: 24px 0 80px; }
.cta-banner {
  position: relative;
  background: linear-gradient(120deg, #0E3C32 0%, #1B5A4A 60%, #C9A24B 130%);
  border-radius: var(--radius-lg);
  padding: 64px 48px;
  text-align: center;
  color: #fff;
  overflow: hidden;
}
.cta-banner::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(circle, rgba(212, 169, 78, 0.28), transparent 65%);
  pointer-events: none;
}
.cta-banner::before {
  content: "";
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 50%;
  height: 150%;
  background: radial-gradient(circle, rgba(43, 165, 144, 0.15), transparent 60%);
  pointer-events: none;
}
.cta-banner h2 { font-size: 28px; font-weight: 800; color: #fff; margin-bottom: 12px; position: relative; z-index: 1; }
.cta-banner p { font-size: 14px; color: rgba(255, 255, 255, 0.72); margin-bottom: 28px; position: relative; z-index: 1; }
.cta-banner .btn { position: relative; z-index: 1; }

/* ===== 页脚 ===== */
.site-footer {
  background: var(--primary-deep);
  color: rgba(255, 255, 255, 0.7);
  padding-top: 60px;
  position: relative;
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(212, 169, 78, 0.7), transparent);
}
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1.2fr; gap: 48px; padding-bottom: 48px; }
.footer-brand .logo { margin-bottom: 16px; }
.footer-desc { font-size: 13px; line-height: 1.8; color: rgba(255, 255, 255, 0.55); max-width: 360px; }
.footer-col h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 18px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 14px; color: rgba(255, 255, 255, 0.55); transition: color 0.3s ease, padding-left 0.3s ease; }
.footer-links a:hover { color: var(--gold-primary); padding-left: 4px; }
.footer-contact p { font-size: 14px; color: rgba(255, 255, 255, 0.55); margin-bottom: 8px; line-height: 1.6; }
.footer-contact a { color: rgba(255, 255, 255, 0.55); transition: color 0.3s; }
.footer-contact a:hover { color: var(--gold-primary); }
.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, 0.45);
}

/* ===== 焦点可访问性 ===== */
a:focus-visible, button:focus-visible {
  outline: 3px solid rgba(212, 169, 78, 0.6);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ===== 响应式断点 ===== */
@media (max-width: 1024px) {
  .nav-list { gap: 24px; }
  .cat-hero { padding: 64px 0 56px; }
  .cat-hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .cat-hero-content { max-width: 100%; }
  .cat-hero-media { max-width: 520px; }
  .stat-badges { grid-template-columns: repeat(2, 1fr); }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 767px) {
  body { font-size: 14px; }
  .container { padding: 0 16px; }
  .site-header { padding: 10px 16px; }
  .main-nav { padding: 12px 16px; border-radius: 16px; }
  .logo-main { font-size: 19px; }
  .logo-sub { font-size: 9px; letter-spacing: 0.2em; }
  .nav-list {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: var(--primary-deep);
    border-radius: 16px;
    padding: 18px 20px;
    flex-direction: column;
    gap: 4px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.06);
  }
  .nav-list.open { display: flex; }
  .nav-list li { width: 100%; }
  .nav-link {
    display: block;
    padding: 12px 14px;
    border-radius: 10px;
    border-left: 4px solid transparent;
    color: rgba(255, 255, 255, 0.8);
    font-size: 15px;
  }
  .nav-link::after { display: none; }
  .nav-link:hover { background: rgba(212, 169, 78, 0.08); color: var(--gold-primary); }
  .nav-link.active { background: rgba(212, 169, 78, 0.12); border-left-color: var(--gold-primary); color: var(--gold-primary); }
  .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .cat-hero { padding: 48px 0 44px; }
  .cat-hero h1 { font-size: 28px; }
  .cat-hero-lead { font-size: 14px; }
  .cat-hero-actions { flex-direction: column; }
  .cat-hero-actions .btn { width: 100%; }
  .cat-stats { padding: 40px 0 20px; }
  .stat-badges { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .stat-badge { padding: 20px 12px; }
  .stat-badge-num { font-size: 26px; }
  .stat-badge-icon { width: 40px; height: 40px; margin-bottom: 8px; }
  .stat-badge-icon svg { width: 20px; height: 20px; }
  .feature-cards { grid-template-columns: 1fr; gap: 20px; }
  .feature-card-body { padding: 20px 20px 24px; }
  .feature-card-body h3 { font-size: 17px; }
  .cat-value { padding: 48px 0; }
  .value-grid { grid-template-columns: 1fr; gap: 16px; }
  .section-head { margin-bottom: 32px; }
  .section-head h2 { font-size: 22px; }
  .cat-faq { padding: 48px 0; }
  .faq-question { padding: 16px 18px; font-size: 15px; }
  .faq-item.open .faq-answer { padding: 0 18px 18px; }
  .cat-cta { padding: 16px 0 56px; }
  .cta-banner { padding: 40px 24px; }
  .cta-banner h2 { font-size: 22px; }
  .cta-banner .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; padding-bottom: 32px; }
  .footer-bottom { padding: 16px 0; font-size: 12px; }
}

@media (max-width: 520px) {
  .stat-badges { grid-template-columns: 1fr; }
  .stat-badge { display: flex; align-items: center; text-align: left; gap: 16px; padding: 16px 20px; }
  .stat-badge-icon { margin: 0; width: 40px; height: 40px; flex-shrink: 0; }
  .stat-badge-num { font-size: 24px; }
  .stat-badge-label { margin-top: 0; }
}

/* roulang page: category2 */
:root {
  --primary-deep: #0B2E26;
  --primary-deep-2: #0E3C32;
  --gold-primary: #D4A94E;
  --gold-deep: #B48A34;
  --accent-jade: #2BA590;
  --bg-page: #F6F4EE;
  --surface-card: #FFFFFF;
  --text-title: #18312B;
  --text-body: #4B5A55;
  --text-weak: #9AA7A1;
  --border-default: #E4E3DC;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-default: 0 1px 3px rgba(11,46,38,0.06);
  --shadow-hover: 0 12px 28px rgba(11,46,38,0.14);
  --grad-brand: linear-gradient(120deg, #0E3C32 0%, #1B5A4A 55%, #C9A24B 130%);
  --grad-gold: linear-gradient(135deg, #E5C877, #B48A34);
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-page);
  color: var(--text-body);
  line-height: 1.75;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { font-family: inherit; border: none; cursor: pointer; }
ul { list-style: none; }
input, textarea { font-family: inherit; }
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid var(--gold-primary);
  outline-offset: 3px;
}
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* 顶部状态细条 */
.top-bar {
  background: #F4E8CE;
  color: var(--primary-deep);
  font-size: 12px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.top-bar .top-count { font-weight: 600; letter-spacing: 0.02em; }
.top-bar .top-help {
  position: absolute;
  right: 24px;
  color: var(--primary-deep);
  font-weight: 700;
  transition: color .3s;
}
.top-bar .top-help:hover { color: var(--gold-deep); }

/* 主导航 */
.site-header { position: relative; z-index: 50; }
.main-nav {
  width: 100%;
  margin-top: 14px;
  padding: 12px 24px;
  background: var(--primary-deep);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
}
.logo { display: flex; flex-direction: column; line-height: 1.2; flex-shrink: 0; }
.logo-main {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.01em;
  background: linear-gradient(135deg, #E5C877, #B48A34);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.logo-sub {
  font-size: 11px;
  letter-spacing: 0.3em;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  font-weight: 300;
}
.nav-list { display: flex; gap: 32px; align-items: center; }
.nav-link {
  position: relative;
  color: rgba(255,255,255,0.9);
  font-size: 15px;
  font-weight: 400;
  padding: 6px 2px;
  transition: color .3s ease;
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #D4A94E, #E5C877);
  border-radius: 2px;
  transition: width .3s ease;
}
.nav-link:hover { color: var(--gold-primary); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.nav-link.active { color: var(--gold-primary); font-weight: 600; }
.nav-toggle { display: none; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: all .3s ease; }
.nav-toggle span + span { margin-top: 5px; }

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-weight: 700;
  transition: all .3s ease;
  cursor: pointer;
  line-height: 1.4;
}
.btn-gold { background: var(--grad-gold); color: var(--primary-deep); }
.btn-gold:hover { filter: brightness(1.08); box-shadow: 0 8px 20px rgba(212,169,78,0.35); transform: translateY(-1px); }
.btn-gold:active { transform: scale(0.98); box-shadow: none; }
.btn-sm { padding: 8px 20px; font-size: 14px; }
.btn-lg { padding: 14px 38px; font-size: 16px; }
.btn-outline { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,0.75); }
.btn-outline:hover { background: rgba(255,255,255,0.14); border-color: #fff; }
.btn-outline:active { transform: scale(0.98); }
.btn-ghost { background: transparent; color: var(--gold-primary); border: 1.5px solid var(--gold-primary); }
.btn-ghost:hover { background: rgba(212,169,78,0.1); box-shadow: 0 6px 16px rgba(212,169,78,0.2); transform: translateY(-1px); }

/* Hero 横幅 */
.page-main { overflow: hidden; }
.qa-hero {
  background:
    linear-gradient(135deg, rgba(11,46,38,0.88) 0%, rgba(11,46,38,0.72) 100%),
    url('/assets/images/backpic/back-1.png') center / cover no-repeat;
  border-radius: var(--radius-lg);
  padding: 64px 48px;
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin-top: 24px;
  margin-bottom: 64px;
  position: relative;
  overflow: hidden;
}
.hero-inner { max-width: 720px; margin: 0 auto; position: relative; z-index: 1; }
.hero-flag {
  display: inline-block;
  background: var(--grad-gold);
  color: var(--primary-deep);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 18px;
  border-radius: 999px;
  margin-bottom: 18px;
  letter-spacing: 0.04em;
}
.qa-hero h1 {
  font-size: 34px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: 14px;
}
.hero-sub {
  color: rgba(255,255,255,0.72);
  font-size: 16px;
  line-height: 1.8;
  max-width: 640px;
  margin: 0 auto;
}
.hero-search {
  display: flex;
  max-width: 520px;
  margin: 28px auto 0;
  background: #fff;
  border-radius: 999px;
  padding: 6px;
  box-shadow: 0 8px 30px rgba(11,46,38,0.25);
  transition: box-shadow .3s ease;
}
.hero-search:focus-within { box-shadow: 0 0 0 3px rgba(212,169,78,0.55), 0 8px 30px rgba(11,46,38,0.3); }
.hero-search input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 10px 18px;
  font-size: 15px;
  color: var(--text-title);
  min-width: 0;
}
.hero-search input:focus { outline: none; }
.hero-search input::placeholder { color: var(--text-weak); }
.hero-search button {
  background: var(--grad-gold);
  color: var(--primary-deep);
  border: none;
  padding: 10px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  transition: filter .3s ease, transform .2s ease;
}
.hero-search button:hover { filter: brightness(1.08); }
.hero-search button:active { transform: scale(0.97); }

/* 板块标题 */
.section-head { margin-bottom: 40px; }
.section-head.center { text-align: center; }
.section-head h2 {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-title);
  line-height: 1.3;
  position: relative;
  padding-bottom: 14px;
  display: inline-block;
}
.section-head h2::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 56px;
  height: 3px;
  background: var(--grad-gold);
  border-radius: 4px;
}
.section-head.center h2::after { left: 50%; transform: translateX(-50%); }
.section-head p {
  color: var(--text-weak);
  font-size: 14px;
  margin-top: 10px;
}

/* 问答列表 */
.qa-section { margin-bottom: 96px; }
.qa-list { max-width: 920px; margin: 0 auto; }
.qa-item {
  background: var(--surface-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 22px 26px;
  display: flex;
  align-items: center;
  gap: 18px;
  cursor: pointer;
  box-shadow: var(--shadow-default);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.qa-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
  border-color: var(--gold-primary);
}
.qa-item:active { transform: translateY(0) scale(0.995); }
.qa-num {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--bg-page);
  color: var(--gold-deep);
  font-size: 24px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid var(--border-default);
}
.qa-q-wrap { flex: 1; min-width: 0; }
.qa-q-wrap h3 { font-size: 16px; font-weight: 700; color: var(--text-title); line-height: 1.5; }
.qa-more {
  flex-shrink: 0;
  color: var(--gold-deep);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition: color .3s ease, transform .3s ease;
}
.qa-item:hover .qa-more { color: var(--gold-primary); transform: translateX(4px); }
.qa-item + .qa-answer {
  display: none;
  background: #F8F2E3;
  border-left: 4px solid var(--gold-primary);
  border-radius: 8px;
  padding: 18px 24px;
  margin-top: -6px;
  margin-bottom: 14px;
  max-width: 920px;
  margin-left: auto;
  margin-right: auto;
}
.qa-item.open + .qa-answer { display: block; }
.qa-answer p { font-size: 14px; color: var(--text-body); line-height: 1.85; }

/* 答疑指南 */
.qa-guide { margin-bottom: 96px; }
.guide-grid {
  background: var(--surface-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  box-shadow: var(--shadow-default);
  transition: box-shadow .3s ease;
}
.guide-grid:hover { box-shadow: var(--shadow-hover); }
.guide-media img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: 0 16px 40px rgba(11,46,38,0.18);
}
.guide-content h2 {
  font-size: 24px;
  font-weight: 800;
  color: var(--text-title);
  line-height: 1.35;
  margin-bottom: 16px;
  position: relative;
  padding-left: 16px;
}
.guide-content h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  background: var(--grad-gold);
  border-radius: 4px;
}
.guide-content > p { font-size: 15px; color: var(--text-body); line-height: 1.85; margin-bottom: 20px; }
.guide-list { margin-bottom: 28px; }
.guide-list li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--text-body);
  line-height: 1.7;
}
.guide-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 9px;
  height: 9px;
  background: var(--grad-gold);
  border-radius: 2px;
  transform: rotate(45deg);
}

/* 服务保障数据 */
.qa-stats { margin-bottom: 96px; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.stat-card {
  background: var(--surface-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  box-shadow: var(--shadow-default);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--gold-primary);
}
.stat-num {
  font-size: 30px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  background: linear-gradient(135deg, #E5C877, #B48A34);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1.2;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 13px;
  color: var(--text-weak);
  letter-spacing: 0.02em;
}

/* 服务特色 */
.qa-features { margin-bottom: 96px; }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--surface-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-default);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--gold-primary);
}
.feature-icon {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: var(--primary-deep);
  color: var(--gold-primary);
  font-size: 24px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.1);
}
.feature-card h3 { font-size: 18px; font-weight: 700; color: var(--text-title); margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: var(--text-body); line-height: 1.8; }

/* CTA 横幅 */
.qa-cta {
  background: var(--grad-brand);
  border-radius: var(--radius-lg);
  padding: 60px 48px;
  text-align: center;
  color: #fff;
  margin-bottom: 96px;
  position: relative;
  overflow: hidden;
}
.qa-cta::before {
  content: '';
  position: absolute;
  top: -80%;
  right: -8%;
  width: 45%;
  height: 300%;
  background: radial-gradient(circle, rgba(212,169,78,0.35), transparent 70%);
  pointer-events: none;
}
.qa-cta h2 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}
.qa-cta p {
  font-size: 14px;
  color: rgba(255,255,255,0.72);
  max-width: 620px;
  margin: 0 auto 30px;
  position: relative;
  z-index: 1;
}
.cta-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
}

/* 页脚 */
.site-footer {
  background: var(--primary-deep);
  margin-top: 80px;
  color: rgba(255,255,255,0.75);
  position: relative;
}
.site-footer::before {
  content: '';
  display: block;
  height: 2px;
  background: linear-gradient(90deg, transparent, #D4A94E 50%, transparent);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 48px;
  padding: 56px 0 40px;
}
.footer-brand .logo-main {
  font-size: 20px;
  background: linear-gradient(135deg, #E5C877, #B48A34);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.footer-desc {
  color: rgba(255,255,255,0.58);
  font-size: 13px;
  line-height: 1.85;
  max-width: 360px;
  margin-top: 14px;
}
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 2px;
  background: var(--grad-gold);
  border-radius: 2px;
}
.footer-links a,
.footer-contact p {
  display: block;
  color: rgba(255,255,255,0.58);
  font-size: 13px;
  margin-bottom: 10px;
  line-height: 1.6;
  transition: color .3s ease, padding-left .3s ease;
}
.footer-links a:hover {
  color: var(--gold-primary);
  padding-left: 4px;
}
.footer-contact a { color: rgba(255,255,255,0.72); transition: color .3s ease; }
.footer-contact a:hover { color: var(--gold-primary); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 18px 0;
  text-align: center;
  color: rgba(212,169,78,0.85);
  font-size: 12px;
  letter-spacing: 0.02em;
}

/* 平板断点 768–1023px */
@media (max-width: 1023px) {
  .nav-list {
    display: none;
    position: absolute;
    top: calc(100% + 12px);
    left: 24px;
    right: 24px;
    background: var(--primary-deep);
    flex-direction: column;
    gap: 0;
    padding: 10px 0;
    border-radius: 16px;
    box-shadow: 0 24px 48px rgba(11,46,38,0.3);
  }
  .nav-list.open { display: flex; }
  .nav-list li { width: 100%; }
  .nav-list li a {
    display: block;
    padding: 13px 24px;
    border-left: 4px solid transparent;
    color: rgba(255,255,255,0.85);
    font-size: 15px;
    transition: background .3s ease, border-color .3s ease, color .3s ease;
  }
  .nav-list li a.active {
    background: rgba(212,169,78,0.12);
    border-left-color: var(--gold-primary);
    color: var(--gold-primary);
  }
  .nav-list li a:hover {
    background: rgba(212,169,78,0.08);
    color: var(--gold-primary);
    padding-left: 28px;
  }
  .nav-list li a::after { display: none; }
  .nav-toggle {
    display: flex;
    flex-direction: column;
    background: none;
    padding: 8px;
    margin-left: 8px;
    border-radius: 8px;
    transition: background .3s ease;
  }
  .nav-toggle:hover { background: rgba(255,255,255,0.08); }
  .nav-cta { margin-left: auto; margin-right: 8px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .guide-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

/* 手机断点 ≤767px */
@media (max-width: 767px) {
  .container { padding: 0 16px; }
  .top-bar .top-help { display: none; }
  .main-nav { padding: 10px 16px; }
  .logo-main { font-size: 19px; }
  .logo-sub { font-size: 10px; letter-spacing: 0.2em; }
  .nav-cta { display: none; }
  .qa-hero {
    padding: 48px 20px;
    min-height: auto;
    margin-top: 16px;
    margin-bottom: 56px;
  }
  .qa-hero h1 { font-size: 28px; }
  .hero-sub { font-size: 15px; }
  .hero-search {
    flex-direction: column;
    background: transparent;
    box-shadow: none;
    gap: 12px;
    padding: 0;
  }
  .hero-search input {
    background: #fff;
    border-radius: 999px;
    padding: 13px 20px;
    box-shadow: 0 4px 16px rgba(11,46,38,0.18);
  }
  .hero-search button { width: 100%; padding: 13px 20px; }
  .page-main .qa-section,
  .page-main .qa-guide,
  .page-main .qa-stats,
  .page-main .qa-features,
  .page-main .qa-cta { margin-bottom: 56px; }
  .section-head h2 { font-size: 21px; }
  .section-head p { font-size: 13px; }
  .qa-list { padding: 0; }
  .qa-item { padding: 18px 16px; gap: 14px; flex-wrap: wrap; }
  .qa-num { width: 44px; height: 44px; font-size: 20px; }
  .qa-q-wrap h3 { font-size: 15px; }
  .qa-more { font-size: 13px; }
  .qa-item + .qa-answer { padding: 16px 18px; margin-top: -4px; margin-bottom: 12px; }
  .guide-grid { padding: 24px 20px; border-radius: 16px; }
  .guide-media img { height: 220px; }
  .guide-content h2 { font-size: 20px; }
  .stats-grid { gap: 14px; }
  .stat-card { padding: 22px 14px; }
  .stat-num { font-size: 24px; }
  .stat-label { font-size: 12px; }
  .features-grid { grid-template-columns: 1fr; gap: 16px; }
  .feature-card { padding: 26px 22px; }
  .qa-cta { padding: 44px 22px; border-radius: 16px; }
  .qa-cta h2 { font-size: 22px; }
  .cta-btns { flex-direction: column; align-items: stretch; }
  .cta-btns .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; padding: 40px 0 24px; gap: 32px; }
  .footer-bottom { padding: 14px 16px; }
  .footer-desc { max-width: 100%; }
}