/* roulang page: index */
:root {
  --brand: #0F766E;
  --brand-dark: #073B36;
  --accent: #F59E0B;
  --accent-dark: #D97706;
  --bg-soft: #F4F1EA;
  --card: #FFFFFF;
  --card-warm: #FBFBF9;
  --ink-dark: #0B2B29;
  --text-main: #1C2A2A;
  --text-sub: #5C6B6B;
  --line: #DFE5E2;
  --error: #C0392B;
  --success: #2E8B57;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --shadow-sm: 0 1px 3px rgba(20,40,40,.06), 0 8px 24px rgba(20,40,40,.05);
  --shadow-hover: 0 12px 32px rgba(15,118,110,.14);
  --font-mono: ui-monospace, "SF Mono", "Roboto Mono", monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--bg-soft);
  color: var(--text-main);
  line-height: 1.75;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; transition: color .2s ease; }
img { max-width: 100%; display: block; }
button, input { font-family: inherit; font-size: 1rem; }
ul { list-style: none; }
.container-local { max-width: 1200px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 768px) { .container-local { padding: 0 24px; } }
@media (min-width: 1024px) { .container-local { padding: 0 32px; } }

/* 顶栏 */
.top-bar { background: var(--ink-dark); color: rgba(255,255,255,.75); font-size: .875rem; height: 40px; display: flex; align-items: center; }
.top-bar .container-local { display: flex; justify-content: space-between; align-items: center; width: 100%; gap: 12px; }
.top-bar .top-note { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.top-bar .top-right { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.top-bar .top-right a { color: var(--accent); font-weight: 600; border-bottom: 1px solid transparent; }
.top-bar .top-right a:hover { border-color: var(--accent); color: #fff; }
.top-bar .top-time { font-family: var(--font-mono); font-size: .8125rem; color: rgba(255,255,255,.8); }
@media (max-width:640px){
  .top-bar .top-note { font-size:.78rem; }
  .top-bar .top-time { display:none; }
}

/* 导航 */
.main-header { position: sticky; top: 0; z-index: 50; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 1px 8px rgba(20,40,40,.04); }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-mark { width: 38px; height: 38px; border-radius: 12px; background: linear-gradient(135deg, var(--brand), var(--brand-dark)); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.05rem; box-shadow: 0 2px 10px rgba(15,118,110,.25); }
.logo-text { font-size: 1.25rem; font-weight: 800; letter-spacing: .02em; color: var(--text-main); }
.logo-text span { color: var(--brand); }
.nav-menu { display: flex; align-items: center; gap: 34px; }
.nav-menu > a { font-weight: 600; font-size: .968rem; color: var(--text-main); position: relative; padding: 6px 2px; }
.nav-menu > a:hover { color: var(--brand); }
.nav-menu > a.active { color: var(--brand); }
.nav-menu > a.active::after { content: ""; position: absolute; left: 50%; transform: translateX(-50%); bottom: 0; width: 24px; height: 3px; border-radius: 4px; background: var(--brand); }
.nav-right { display: flex; align-items: center; gap: 12px; }
.nav-cta { background: linear-gradient(135deg, var(--brand), var(--brand-dark)); color: #fff; border-radius: 12px; padding: 8px 18px; font-weight: 600; font-size: .9rem; box-shadow: 0 4px 12px rgba(15,118,110,.18); transition: all .2s ease; }
.nav-cta:hover { filter: brightness(.92); transform: translateY(-1px); box-shadow: 0 6px 16px rgba(15,118,110,.24); }
.nav-cta:active { transform: scale(.98); }
.mega-wrap { position: relative; }
.mega-trigger { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; font-weight: 600; font-size: .95rem; color: var(--text-main); background: none; border: none; padding: 8px 10px; border-radius: 10px; transition: all .2s ease; }
.mega-trigger:hover { background: rgba(15,118,110,.06); color: var(--brand); }
.mega-trigger.open { background: rgba(15,118,110,.1); color: var(--brand); }
.mega-trigger i { font-size: .85rem; transition: transform .25s ease; }
.mega-trigger.open i { transform: rotate(45deg); }
.mega-panel { position: absolute; right: 0; top: calc(100% + 12px); width: 320px; background: #fff; border-radius: 16px; box-shadow: 0 20px 50px rgba(20,40,40,.18); border: 1px solid var(--line); padding: 18px; opacity: 0; visibility: hidden; transform: translateY(-6px); transition: all .25s ease; z-index: 60; }
.mega-panel.show { opacity: 1; visibility: visible; transform: translateY(0); }
.mega-title { font-size: .875rem; font-weight: 700; color: var(--text-sub); text-transform: uppercase; letter-spacing: .04em; margin: 14px 0 8px; }
.mega-title:first-child { margin-top: 0; }
.mega-cats { display: flex; flex-direction: column; gap: 2px; }
.mega-cats a { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-radius: 10px; font-size: .925rem; color: var(--text-main); font-weight: 500; }
.mega-cats a:hover { background: rgba(15,118,110,.07); color: var(--brand); }
.mega-cats a i { width: 18px; color: var(--brand); font-size: .85rem; }
.mega-news { display: flex; flex-direction: column; gap: 8px; }
.mega-news a { display: flex; align-items: center; gap: 10px; padding: 8px; border-radius: 12px; }
.mega-news a:hover { background: rgba(15,118,110,.06); }
.mega-news img { width: 44px; height: 44px; border-radius: 8px; object-fit: cover; flex-shrink: 0; }
.mega-news .n-text { display: flex; flex-direction: column; line-height: 1.3; }
.mega-news .n-text strong { font-size: .875rem; font-weight: 600; color: var(--text-main); }
.mega-news .n-text time { font-size: .78rem; color: var(--text-sub); font-family: var(--font-mono); }
.mega-divider { height: 1px; background: var(--line); margin: 12px 0; }
/* 移动端导航 */
.mobile-toggle { display: none; background: none; border: none; font-size: 1.4rem; color: var(--text-main); cursor: pointer; padding: 6px; border-radius: 8px; }
.mobile-toggle:hover { background: rgba(15,118,110,.06); }
.mobile-drawer { position: fixed; inset: 0; background: rgba(11,43,41,.5); z-index: 80; opacity: 0; visibility: hidden; transition: all .3s ease; }
.mobile-drawer.show { opacity: 1; visibility: visible; }
.drawer-inner { position: absolute; right: 0; top: 0; bottom: 0; width: min(340px, 86vw); background: #fff; padding: 24px 20px; overflow-y: auto; transform: translateX(100%); transition: transform .3s ease; }
.mobile-drawer.show .drawer-inner { transform: translateX(0); }
.drawer-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.drawer-close { background: none; border: none; font-size: 1.3rem; color: var(--text-sub); cursor: pointer; padding: 6px; }
.drawer-close:hover { color: var(--text-main); }
.drawer-nav { display: flex; flex-direction: column; gap: 4px; }
.drawer-nav a { font-size: 1.1rem; font-weight: 600; padding: 12px 8px; border-radius: 10px; color: var(--text-main); display: flex; align-items: center; gap: 10px; }
.drawer-nav a:hover, .drawer-nav a.active { background: rgba(15,118,110,.08); color: var(--brand); }
.drawer-mega { margin-top: 18px; }
.drawer-mega .mega-title { font-size: .9rem; color: var(--text-sub); margin: 18px 0 6px; font-weight: 700; }
.drawer-mega a { display: flex; align-items: center; gap: 8px; padding: 10px 8px; border-radius: 10px; color: var(--text-main); font-size: .95rem; }
.drawer-mega a:hover { background: rgba(15,118,110,.07); color: var(--brand); }
@media (max-width:1023px){
  .nav-menu, .mega-wrap, .nav-cta { display: none; }
  .mobile-toggle { display: inline-flex; }
}

/* 按钮 */
.btn-primary { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: linear-gradient(135deg, var(--brand), var(--brand-dark)); color: #fff; border: none; border-radius: 12px; padding: 12px 24px; font-weight: 700; font-size: 1rem; cursor: pointer; transition: all .2s ease; box-shadow: 0 6px 18px rgba(15,118,110,.22); }
.btn-primary:hover { filter: brightness(.92); transform: translateY(-2px); box-shadow: 0 10px 26px rgba(15,118,110,.3); }
.btn-primary:active { transform: scale(.98); filter: brightness(.86); }
.btn-primary:focus-visible, .btn-secondary:focus-visible, .btn-gold:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; box-shadow: 0 0 0 6px rgba(245,158,11,.2); }
.btn-secondary { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.45); border-radius: 12px; padding: 11px 24px; font-weight: 600; font-size: 1rem; cursor: pointer; transition: all .2s ease; }
.btn-secondary:hover { border-color: #fff; background: rgba(255,255,255,.1); transform: translateY(-2px); }
.btn-secondary:active { transform: scale(.98); }
.btn-gold { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: linear-gradient(135deg, #FBBF24, var(--accent)); color: #1C2A2A; border: none; border-radius: 12px; padding: 11px 24px; font-weight: 800; font-size: .95rem; cursor: pointer; transition: all .2s ease; box-shadow: 0 4px 14px rgba(245,158,11,.25); }
.btn-gold:hover { filter: brightness(.94); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(245,158,11,.3); }
.btn-gold:active { transform: scale(.98); filter: brightness(.86); }
.btn-outline { display: inline-flex; align-items: center; gap: 8px; border: 1.5px solid var(--brand); color: var(--brand); background: transparent; border-radius: 12px; padding: 10px 22px; font-weight: 600; font-size: .95rem; cursor: pointer; transition: all .2s ease; }
.btn-outline:hover { background: rgba(15,118,110,.08); transform: translateY(-2px); box-shadow: 0 6px 16px rgba(15,118,110,.12); }
.btn-outline:active { transform: scale(.98); }

/* Hero */
.hero { background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%); padding: 72px 0 80px; overflow: hidden; position: relative; }
.hero::after { content: ""; position: absolute; right: -120px; top: -120px; width: 400px; height: 400px; border-radius: 50%; background: rgba(255,255,255,.05); pointer-events: none; }
.hero-inner { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; position: relative; z-index: 2; }
.hero-cover { position: relative; }
.cover-card { border-radius: 20px; overflow: hidden; border: 3px solid rgba(255,255,255,.7); box-shadow: 0 24px 60px rgba(0,0,0,.35); cursor: pointer; transition: all .3s ease; }
.cover-card:hover { transform: translateY(-4px) scale(1.01); box-shadow: 0 32px 70px rgba(0,0,0,.42); }
.cover-card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.status-badge { position: absolute; right: 16px; bottom: 16px; background: rgba(11,43,41,.9); backdrop-filter: blur(6px); color: #fff; font-size: .875rem; font-weight: 700; padding: 6px 14px; border-radius: 10px; letter-spacing: .03em; border: 1px solid rgba(255,255,255,.25); }
.status-badge i { color: var(--accent); margin-right: 5px; }
.hero-content .eyebrow { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25); color: #fff; font-size: .875rem; font-weight: 600; padding: 6px 14px; border-radius: 999px; margin-bottom: 20px; backdrop-filter: blur(4px); }
.hero-content .eyebrow i { color: var(--accent); }
.hero-title { font-size: clamp(2rem, 4.5vw, 3.5rem); font-weight: 800; line-height: 1.2; color: #fff; letter-spacing: .02em; margin-bottom: 18px; }
.hero-sub { font-size: 1.125rem; color: rgba(255,255,255,.82); max-width: 440px; line-height: 1.8; margin-bottom: 26px; }
.hero-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; margin-bottom: 28px; }
.hero-date { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2); border-radius: 12px; padding: 8px 14px; color: #fff; font-weight: 600; font-size: .925rem; }
.hero-date i { color: var(--accent); }
.hero-date .mono { font-family: var(--font-mono); }
.countdown { background: var(--ink-dark); border: 1px solid rgba(255,255,255,.12); border-radius: 20px; padding: 20px 24px; display: flex; align-items: center; gap: 12px; margin-bottom: 28px; box-shadow: 0 12px 30px rgba(0,0,0,.25); }
.cd-item { background: rgba(255,255,255,.06); border-radius: 12px; padding: 10px 6px; text-align: center; min-width: 70px; flex: 1; }
.cd-num { font-family: var(--font-mono); font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; color: var(--accent); display: block; line-height: 1.1; transition: transform .2s ease; }
.cd-label { font-size: .8125rem; color: rgba(255,255,255,.55); margin-top: 4px; display: block; }
.cd-sep { color: rgba(255,255,255,.35); font-weight: 700; font-size: 1.4rem; }
.countdown .cd-note { width: 100%; text-align: center; font-size: .8125rem; color: rgba(255,255,255,.5); margin-top: 4px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
@media (max-width:1023px){
  .hero-inner { grid-template-columns: 1fr; gap: 36px; }
  .hero { padding: 48px 0 56px; }
  .countdown { flex-wrap: wrap; padding: 16px 12px; }
}
@media (max-width:520px){
  .countdown { gap: 6px; }
  .cd-item { min-width: 56px; padding: 8px 2px; }
  .cd-num { font-size: 1.8rem; }
  .hero-actions .btn-primary, .hero-actions .btn-secondary { width: 100%; }
}

/* 数据徽章 */
.stats-section { padding: 64px 0; background: var(--bg-soft); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat-card { background: var(--card); border-radius: 16px; padding: 24px 26px; box-shadow: var(--shadow-sm); border: 1px solid rgba(223,229,226,.5); position: relative; transition: all .25s ease; }
.stat-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.stat-dot { position: absolute; right: 18px; top: 16px; width: 8px; height: 8px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 4px rgba(15,118,110,.12); }
.stat-num { font-family: var(--font-mono); font-size: 2.4rem; font-weight: 800; color: var(--accent); line-height: 1.2; letter-spacing: -.02em; }
.stat-num span { font-size: 1.2rem; margin-left: 2px; color: var(--text-sub); font-weight: 700; }
.stat-label { font-size: .9rem; color: var(--text-sub); font-weight: 500; margin-top: 6px; }
@media (max-width:820px){ .stats-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width:420px){ .stat-num { font-size: 2rem; } }

/* 板块通用 */
.section { padding: 72px 0; }
.section-alt { background: #fff; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 36px; }
.section-head h2 { font-size: clamp(1.5rem, 2.5vw, 2rem); font-weight: 800; letter-spacing: .02em; color: var(--text-main); }
.section-head h2 span { color: var(--brand); }
.section-head p { color: var(--text-sub); font-size: 1rem; margin-top: 6px; }
.section-link { font-weight: 700; color: var(--brand); font-size: .95rem; display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.section-link:hover { color: var(--brand-dark); gap: 10px; }
.section-link i { font-size: .8rem; }
@media (max-width:640px){ .section { padding: 48px 0; } }

/* 看点列表 */
.highlight-list { display: flex; flex-direction: column; }
.highlight-item { display: flex; align-items: center; gap: 18px; padding: 18px 4px; border-bottom: 1px solid var(--line); transition: all .2s ease; }
.highlight-item:last-child { border-bottom: none; }
.highlight-item:hover { background: rgba(15,118,110,.03); padding-left: 12px; }
.hl-num { width: 24px; height: 24px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 700; font-size: .875rem; display: flex; align-items: center; justify-content: center; flex-shrink: 0; box-shadow: 0 2px 8px rgba(245,158,11,.3); }
.hl-text { flex: 1; font-weight: 600; font-size: 1.05rem; color: var(--text-main); }
.hl-tag { background: rgba(15,118,110,.08); color: var(--brand); font-size: .8125rem; font-weight: 600; padding: 4px 10px; border-radius: 8px; border: 1px solid rgba(15,118,110,.15); }
.hl-time { font-family: var(--font-mono); font-size: .8125rem; color: var(--text-sub); min-width: 52px; text-align: right; }
@media (max-width:640px){ .hl-tag { display:none; } .hl-text { font-size:.95rem; } }

/* 订阅条 */
.subscribe-wrap { background: var(--ink-dark); border-radius: 24px; padding: 36px 40px; display: flex; align-items: center; justify-content: space-between; gap: 28px; flex-wrap: wrap; border: 1px solid rgba(255,255,255,.1); box-shadow: 0 18px 44px rgba(11,43,41,.35); }
.sub-text h3 { color: #fff; font-size: 1.4rem; font-weight: 800; letter-spacing: .02em; }
.sub-text p { color: rgba(255,255,255,.6); font-size: .925rem; margin-top: 4px; }
.sub-form { display: flex; gap: 10px; flex-wrap: wrap; flex: 1; max-width: 460px; min-width: 280px; }
.input { flex: 1; min-width: 180px; background: #fff; border: 1px solid rgba(255,255,255,.2); border-radius: 12px; padding: 11px 16px; font-size: .95rem; color: var(--text-main); outline: none; transition: all .2s ease; }
.input:focus { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(245,158,11,.15); }
.input::placeholder { color: #9AA7A7; }
.form-feedback { flex-basis: 100%; font-size: .875rem; font-weight: 600; display: none; }
.form-feedback.ok { display: block; color: #6EE7B7; }
.form-feedback.err { display: block; color: #FCA5A5; }
@media (max-width:640px){
  .subscribe-wrap { padding: 28px 20px; }
  .sub-form .btn-gold { width: 100%; }
}

/* 最新资讯 */
.news-card { display: flex; gap: 18px; background: var(--card); border-radius: 16px; padding: 18px; border: 1px solid rgba(223,229,226,.6); box-shadow: var(--shadow-sm); margin-bottom: 14px; transition: all .25s ease; }
.news-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); border-color: rgba(15,118,110,.25); }
.news-thumb { width: 96px; height: 96px; border-radius: 12px; overflow: hidden; flex-shrink: 0; background: rgba(15,118,110,.08); display: flex; align-items: center; justify-content: center; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; }
.thumb-placeholder { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; color: rgba(15,118,110,.35); font-size: 1.8rem; }
.news-body { flex: 1; min-width: 0; }
.news-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 6px; }
.news-cat { display: inline-block; background: rgba(245,158,11,.12); border: 1px solid rgba(245,158,11,.3); color: #B45309; font-size: .78rem; font-weight: 700; padding: 2px 10px; border-radius: 8px; }
.news-date { font-family: var(--font-mono); font-size: .8rem; color: var(--text-sub); }
.news-title { font-size: 1.06rem; font-weight: 700; color: var(--text-main); line-height: 1.5; margin-bottom: 4px; }
.news-title a:hover { color: var(--brand); }
.news-summary { font-size: .9rem; color: var(--text-sub); line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 6px; }
.news-link { font-size: .875rem; font-weight: 700; color: var(--brand); }
.news-link:hover { color: var(--brand-dark); }
.empty-state { background: var(--card); border: 1px dashed var(--line); border-radius: 20px; padding: 48px 24px; text-align: center; color: var(--text-sub); }
.empty-state i { font-size: 2.6rem; color: rgba(15,118,110,.25); margin-bottom: 12px; display: block; }
.empty-state p { font-size: 1rem; }
@media (max-width:640px){
  .news-card { flex-direction: row; padding: 14px; gap: 14px; }
  .news-thumb { width: 72px; height: 72px; }
}

/* 核心业务左右交替 */
.solution-row { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: center; padding: 32px 0; }
.solution-row.reverse .solution-media { order: 2; }
.solution-row.reverse .solution-content { order: 1; }
.solution-media img { width: 100%; border-radius: 20px; aspect-ratio: 4/3; object-fit: cover; box-shadow: var(--shadow-sm); border: 1px solid var(--line); transition: transform .3s ease, box-shadow .3s ease; }
.solution-media img:hover { transform: scale(1.01); box-shadow: var(--shadow-hover); }
.solution-content .sol-tag { display: inline-block; background: rgba(15,118,110,.08); color: var(--brand); font-weight: 700; font-size: .8125rem; padding: 4px 12px; border-radius: 8px; margin-bottom: 12px; }
.solution-content h3 { font-size: 1.5rem; font-weight: 800; letter-spacing: .02em; color: var(--text-main); margin-bottom: 14px; line-height: 1.4; }
.solution-content p { color: var(--text-sub); font-size: .975rem; line-height: 1.85; margin-bottom: 20px; }
@media (max-width:900px){
  .solution-row { grid-template-columns: 1fr; gap: 24px; }
  .solution-row.reverse .solution-media, .solution-row.reverse .solution-content { order: initial; }
}

/* 回放与入口 */
.replay-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 24px; }
.replay-card { background: var(--card); border-radius: 20px; padding: 28px; border: 1px solid rgba(223,229,226,.55); box-shadow: var(--shadow-sm); }
.replay-card h3 { font-size: 1.2rem; font-weight: 800; margin-bottom: 4px; display: flex; align-items: center; gap: 8px; }
.replay-card h3 i { color: var(--brand); }
.replay-card .sub { font-size: .875rem; color: var(--text-sub); margin-bottom: 16px; }
.replay-list { display: flex; flex-direction: column; gap: 2px; }
.replay-item { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 11px 6px; border-bottom: 1px solid var(--line); transition: all .2s ease; border-radius: 8px; }
.replay-item:hover { background: rgba(15,118,110,.04); padding-left: 12px; }
.replay-item:last-child { border-bottom: none; }
.replay-item .r-title { font-weight: 600; font-size: .95rem; color: var(--text-main); }
.replay-item .r-time { font-family: var(--font-mono); font-size: .78rem; color: var(--text-sub); white-space: nowrap; }
.replay-item .r-play { color: var(--brand); margin-left: 6px; }
.entry-block { display: flex; flex-direction: column; justify-content: center; gap: 10px; padding: 10px 0; }
.entry-item { display: flex; align-items: center; gap: 14px; padding: 16px 18px; border-radius: 14px; border: 1px solid var(--line); background: var(--card-warm); transition: all .2s ease; }
.entry-item:hover { border-color: rgba(15,118,110,.4); box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.entry-item i { font-size: 1.2rem; width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; border-radius: 10px; background: rgba(15,118,110,.1); color: var(--brand); }
.entry-item .e-text { flex: 1; }
.entry-item .e-text strong { display: block; font-size: 1rem; font-weight: 700; }
.entry-item .e-text span { font-size: .8125rem; color: var(--text-sub); }
.entry-item .e-arrow { color: var(--brand); font-size: .875rem; }
@media (max-width:820px){ .replay-grid { grid-template-columns: 1fr; } }

/* FAQ */
.faq-list { max-width: 860px; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 8px; cursor: pointer; font-size: 1.0625rem; font-weight: 600; color: var(--text-main); transition: background .2s ease; }
.faq-q:hover { background: rgba(15,118,110,.03); }
.faq-q .q-icon { width: 28px; height: 28px; border-radius: 8px; background: rgba(15,118,110,.08); display: flex; align-items: center; justify-content: center; font-size: .9rem; color: var(--brand); transition: transform .25s ease, background .25s ease; flex-shrink: 0; }
.faq-item.open .q-icon { transform: rotate(45deg); background: var(--brand); color: #fff; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease, padding .3s ease; padding: 0 8px; }
.faq-a p { color: var(--text-sub); font-size: .95rem; padding: 0 0 18px; border-left: 3px solid var(--brand); padding-left: 18px; margin-left: 34px; line-height: 1.8; }
.faq-item.open .faq-a { max-height: 300px; }

/* CTA */
.cta-banner { border-radius: 24px; background: linear-gradient(135deg, var(--brand), var(--brand-dark)); padding: 56px 48px; text-align: center; position: relative; overflow: hidden; }
.cta-banner::before { content: ""; position: absolute; top: -60px; left: -60px; width: 180px; height: 180px; border-radius: 50%; background: rgba(255,255,255,.06); }
.cta-banner::after { content: ""; position: absolute; bottom: -40px; right: -40px; width: 140px; height: 140px; border-radius: 50%; background: rgba(245,158,11,.12); }
.cta-banner h2 { color: #fff; font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 800; letter-spacing: .02em; margin-bottom: 10px; position: relative; z-index: 2; }
.cta-banner p { color: rgba(255,255,255,.75); font-size: 1.05rem; margin-bottom: 28px; position: relative; z-index: 2; }
.cta-banner .btn-gold { font-size: 1.05rem; padding: 14px 36px; position: relative; z-index: 2; }
@media (max-width:640px){ .cta-banner { padding: 40px 20px; } }

/* 页脚 */
.footer { background: var(--ink-dark); color: rgba(255,255,255,.7); margin-top: 0; }
.footer-top-line { height: 4px; background: linear-gradient(90deg, var(--brand), var(--accent)); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 40px; padding: 56px 0 40px; }
.footer h4 { color: #fff; font-size: .968rem; font-weight: 700; margin-bottom: 14px; letter-spacing: .02em; }
.footer-brand .logo { margin-bottom: 12px; }
.footer-brand .logo-text { color: #fff; }
.footer-desc { font-size: .875rem; line-height: 1.8; color: rgba(255,255,255,.55); margin-bottom: 18px; }
.social-row { display: flex; gap: 10px; }
.social-row a { width: 36px; height: 36px; border-radius: 10px; background: rgba(255,255,255,.08); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,.7); transition: all .2s ease; border: 1px solid rgba(255,255,255,.1); }
.social-row a:hover { background: var(--brand); color: #fff; border-color: var(--brand); transform: translateY(-2px); }
.footer-link-col a { display: block; padding: 5px 0; font-size: .9rem; color: rgba(255,255,255,.6); transition: all .2s ease; }
.footer-link-col a:hover { color: var(--accent); padding-left: 6px; }
.footer-subscribe p { font-size: .875rem; color: rgba(255,255,255,.5); margin-bottom: 12px; line-height: 1.65; }
.footer-sub-form { display: flex; gap: 8px; }
.footer-sub-form .input { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.15); color: #fff; }
.footer-sub-form .input::placeholder { color: rgba(255,255,255,.4); }
.footer-sub-form .btn-gold { padding: 10px 18px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 20px 0; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: .8125rem; color: rgba(255,255,255,.4); }
.footer-bottom a { color: rgba(255,255,255,.5); }
.footer-bottom a:hover { color: var(--accent); }
@media (max-width:900px){ .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width:640px){ .footer-grid { grid-template-columns: 1fr; gap: 28px; } .footer-bottom { flex-direction: column; text-align: center; } }

/* 焦点可见 */
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
img { aspect-ratio: auto; }

/* roulang page: article */
:root {
  --brand: #0F766E;
  --brand-dark: #073B36;
  --accent: #F59E0B;
  --accent-dark: #D97706;
  --bg: #F4F1EA;
  --card: #FFFFFF;
  --card-soft: #FBFBF9;
  --deep: #0B2B29;
  --text: #1C2A2A;
  --text-soft: #5C6B6B;
  --border: #DFE5E2;
  --error: #C0392B;
  --success: #2E8B57;
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --shadow: 0 1px 3px rgba(20,40,40,.06), 0 8px 24px rgba(20,40,40,.05);
  --shadow-hover: 0 12px 32px rgba(15,118,110,.14);
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Roboto Mono", "Cascadia Code", monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  letter-spacing: .01em;
  margin: 0;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; }

.container-local {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 16px;
  padding-right: 16px;
}
@media (min-width: 768px) {
  .container-local { padding-left: 24px; padding-right: 24px; }
}
@media (min-width: 1024px) {
  .container-local { padding-left: 32px; padding-right: 32px; }
}

/* ===== 顶栏 ===== */
.topbar {
  background: var(--deep);
  color: rgba(255,255,255,.78);
  font-size: .8125rem;
  min-height: 40px;
  display: flex;
  align-items: center;
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 12px;
}
.topbar-tagline {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}
.topbar-time i { color: var(--accent); margin-right: 4px; }
.topbar-link {
  color: var(--accent);
  border: 1px solid rgba(245,158,11,.4);
  border-radius: 8px;
  padding: 2px 10px;
  font-size: .75rem;
  transition: all .2s ease;
}
.topbar-link:hover {
  background: rgba(245,158,11,.15);
  border-color: var(--accent);
}

/* ===== 主导航 ===== */
.main-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 3px rgba(20,40,40,.04);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  box-shadow: 0 4px 12px rgba(15,118,110,.25);
}
.logo-text {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--text);
  white-space: nowrap;
}
.logo-text span {
  color: var(--brand);
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-menu a {
  font-size: .9375rem;
  font-weight: 600;
  color: var(--text-soft);
  padding: 8px 2px;
  position: relative;
  transition: color .2s ease;
}
.nav-menu a:hover {
  color: var(--brand);
}
.nav-menu a.active {
  color: var(--brand);
}
.nav-menu a.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--brand), var(--brand-dark));
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

/* Mega 面板 */
.mega-wrap { position: relative; }
.mega-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--card-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 16px;
  font-size: .875rem;
  font-weight: 600;
  color: var(--text);
  transition: all .2s ease;
}
.mega-btn:hover {
  border-color: var(--brand);
  color: var(--brand);
}
.mega-btn.active i {
  transform: rotate(180deg);
}
.mega-btn i {
  transition: transform .25s ease;
  font-size: .75rem;
}
.mega-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 14px);
  width: 340px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: 0 20px 40px rgba(20,40,40,.12);
  padding: 18px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all .25s ease;
  z-index: 120;
}
.mega-panel.open,
.mega-wrap:hover .mega-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.mega-section h4 {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-soft);
  margin: 0 0 8px;
}
.mega-section + .mega-section {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.mega-section a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 10px;
  font-size: .875rem;
  font-weight: 500;
  color: var(--text);
  transition: background .2s ease;
}
.mega-section a:hover {
  background: rgba(15,118,110,.06);
  color: var(--brand);
}
.mega-section a i {
  color: var(--brand);
  width: 18px;
  text-align: center;
}
.mega-item {
  display: flex;
  align-items: center;
  gap: 12px;
}
.mega-item img {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  object-fit: cover;
  background: rgba(15,118,110,.08);
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--card);
  font-size: 1.1rem;
  color: var(--text);
  align-items: center;
  justify-content: center;
}
.mobile-menu {
  display: none;
  background: var(--card);
  border-top: 1px solid var(--border);
  padding: 12px 16px 20px;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  padding: 12px 14px;
  border-radius: 10px;
  font-weight: 600;
  color: var(--text);
  font-size: .9375rem;
}
.mobile-menu a:hover,
.mobile-menu a.active {
  background: rgba(15,118,110,.06);
  color: var(--brand);
}

/* ===== 按钮 ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  color: #fff;
  font-size: .9375rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-sm);
  padding: 12px 28px;
  transition: filter .2s ease, transform .2s ease, box-shadow .2s ease;
  box-shadow: 0 4px 14px rgba(15,118,110,.2);
}
.btn-primary:hover {
  filter: brightness(.92);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(15,118,110,.28);
}
.btn-primary:active {
  transform: translateY(0) scale(.97);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--card);
  color: var(--brand);
  font-size: .875rem;
  font-weight: 600;
  border: 1.5px solid var(--brand);
  border-radius: var(--radius-sm);
  padding: 10px 24px;
  transition: all .2s ease;
}
.btn-secondary:hover {
  background: rgba(15,118,110,.06);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}
.btn-secondary:active {
  transform: translateY(0) scale(.97);
}
.btn-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--accent), #FBBF24);
  color: #1C2A2A;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-sm);
  padding: 12px 26px;
  transition: filter .2s ease, transform .2s ease, box-shadow .2s ease;
  box-shadow: 0 4px 14px rgba(245,158,11,.25);
}
.btn-gold:hover {
  filter: brightness(.94);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(245,158,11,.32);
}
.btn-gold:active {
  transform: translateY(0) scale(.97);
}

/* ===== 徽章 ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(15,118,110,.08);
  color: var(--brand);
  font-size: .8125rem;
  font-weight: 600;
  border-radius: 8px;
  padding: 4px 12px;
  border: 1px solid rgba(15,118,110,.15);
}

/* ===== 输入框 ===== */
.input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card);
  padding: 12px 16px;
  font-size: .9375rem;
  color: var(--text);
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(15,118,110,.12);
}

/* ===== 文章页布局 ===== */
.article-main {
  padding: 48px 0 80px;
}
.article-container {
  max-width: 860px;
  margin: 0 auto;
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: .875rem;
  color: var(--text-soft);
  margin-bottom: 24px;
}
.breadcrumb a {
  color: var(--text-soft);
  transition: color .2s ease;
}
.breadcrumb a:hover {
  color: var(--brand);
}
.crumb-sep {
  color: #a6b3b1;
}
.crumb-current {
  max-width: 220px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.article-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 24px;
}
@media (min-width: 768px) {
  .article-card {
    padding: 40px;
  }
}

.article-head {
  margin-bottom: 32px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}
.article-title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: .02em;
  color: var(--text);
  margin: 0 0 18px;
}
.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--text-soft);
  font-size: .875rem;
}
.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.meta-item i {
  color: var(--brand);
}

/* 正文 */
.article-body {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--text);
}
.article-body p {
  margin: 0 0 1.5em;
}
.article-body > p:first-child::first-letter {
  font-size: 1.2em;
  font-weight: 600;
}
.article-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: .02em;
  margin: 2.2em 0 1em;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}
.article-body h2::before {
  content: "#";
  color: var(--brand);
  font-weight: 900;
  font-size: 1.2em;
  line-height: 1;
}
.article-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 1.8em 0 .8em;
  color: var(--text);
}
.article-body h4 {
  font-size: 1.0625rem;
  font-weight: 700;
  margin: 1.5em 0 .7em;
  color: var(--text);
}
.article-body blockquote {
  border-left: 4px solid var(--brand);
  background: rgba(15,118,110,.06);
  padding: 14px 18px;
  border-radius: 0 12px 12px 0;
  margin: 1.5em 0;
  color: var(--text-soft);
  font-style: normal;
}
.article-body blockquote p {
  margin-bottom: .4em;
}
.article-body blockquote p:last-child {
  margin-bottom: 0;
}
.article-body img {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  margin: 1.5em 0;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.article-body pre {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  overflow-x: auto;
  margin: 1.5em 0;
  font-family: var(--font-mono);
  font-size: .875rem;
  line-height: 1.7;
}
.article-body code {
  font-family: var(--font-mono);
  font-size: .875em;
  background: rgba(15,118,110,.08);
  color: var(--brand-dark);
  padding: 2px 6px;
  border-radius: 5px;
}
.article-body pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  display: block;
  overflow-x: auto;
}
.article-body table th,
.article-body table td {
  border: 1px solid var(--border);
  padding: 10px 14px;
  text-align: left;
}
.article-body table th {
  background: rgba(15,118,110,.07);
  font-weight: 700;
}
.article-body ul,
.article-body ol {
  margin: 1.5em 0;
  padding-left: 1.6em;
}
.article-body ul {
  list-style: none;
  padding-left: .5em;
}
.article-body ul li {
  position: relative;
  padding-left: 1.4em;
  margin-bottom: .6em;
}
.article-body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .65em;
  width: 8px;
  height: 8px;
  background: var(--brand);
  border-radius: 2px;
}
.article-body ol li {
  margin-bottom: .6em;
}
.article-body a {
  color: var(--brand);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(15,118,110,.35);
}
.article-body a:hover {
  color: var(--brand-dark);
  text-decoration-color: var(--brand);
}

/* 标签区 */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.article-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(15,118,110,.06);
  border: 1px solid rgba(15,118,110,.12);
  color: var(--brand-dark);
  font-size: .8125rem;
  font-weight: 600;
  border-radius: 8px;
  padding: 5px 14px;
}

/* 相关阅读 */
.related-reading {
  margin-top: 48px;
}
.section-label {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--text);
  margin: 0 0 18px;
}
.related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 768px) {
  .related-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
.related-card {
  background: var(--card-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: all .2s ease;
}
.related-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
  border-color: rgba(15,118,110,.3);
}
.related-tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  color: var(--accent-dark);
  background: rgba(245,158,11,.1);
  border-radius: 6px;
  padding: 3px 8px;
  margin-bottom: 10px;
}
.related-card h4 {
  font-size: .9375rem;
  font-weight: 700;
  line-height: 1.5;
  margin: 0 0 8px;
  color: var(--text);
}
.related-time {
  font-size: .8125rem;
  color: var(--text-soft);
}

/* 返回入口 */
.article-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 40px;
}

/* 评论区 */
.comment-placeholder {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.comment-box {
  background: var(--card-soft);
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 36px 24px;
  text-align: center;
  color: var(--text-soft);
}
.comment-box i {
  font-size: 2rem;
  color: var(--brand);
  opacity: .5;
  margin-bottom: 12px;
  display: block;
}
.comment-box p {
  margin: 0;
  font-size: .9375rem;
}

/* 未找到 */
.not-found-block {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  text-align: center;
  padding: 72px 32px;
}
.not-found-icon {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: rgba(15,118,110,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 2rem;
  color: var(--brand);
}
.not-found-block h1 {
  font-size: 1.5rem;
  font-weight: 800;
  margin: 0 0 10px;
  color: var(--text);
}
.not-found-block p {
  color: var(--text-soft);
  margin: 0 0 28px;
}

/* CTA 横条 */
.cta-strip {
  margin: 0 0 0;
  background: linear-gradient(135deg, var(--deep), #0E3D38 60%, #123F3A);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.cta-strip h3 {
  color: #fff;
  font-size: 1.4rem;
  font-weight: 800;
  margin: 0 0 6px;
  letter-spacing: .02em;
}
.cta-strip p {
  color: rgba(255,255,255,.65);
  margin: 0;
  font-size: .9375rem;
}

/* ===== 页脚 ===== */
.footer {
  background: var(--deep);
  color: rgba(255,255,255,.72);
  margin-top: 80px;
  font-size: .875rem;
}
.footer-top-line {
  height: 4px;
  background: linear-gradient(90deg, var(--brand), var(--brand-dark));
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  padding: 56px 0 40px;
}
@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1.4fr;
  }
}
.footer-brand .logo {
  margin-bottom: 14px;
}
.footer-brand .logo-mark {
  background: rgba(255,255,255,.12);
  color: var(--accent);
}
.footer-desc {
  line-height: 1.7;
  color: rgba(255,255,255,.6);
  margin: 12px 0 18px;
  max-width: 320px;
}
.social-row {
  display: flex;
  gap: 10px;
}
.social-row a {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(255,255,255,.07);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.8);
  transition: all .2s ease;
  border: 1px solid rgba(255,255,255,.06);
}
.social-row a:hover {
  background: rgba(15,118,110,.4);
  color: #fff;
  transform: translateY(-2px);
}
.footer-link-col h4,
.footer-subscribe h4 {
  color: #fff;
  font-size: .9375rem;
  font-weight: 700;
  margin: 0 0 14px;
}
.footer-link-col a {
  display: block;
  padding: 5px 0;
  color: rgba(255,255,255,.6);
  transition: color .2s ease;
}
.footer-link-col a:hover {
  color: var(--accent);
}
.footer-subscribe p {
  color: rgba(255,255,255,.55);
  margin: 0 0 14px;
  line-height: 1.6;
}
.footer-sub-form {
  display: flex;
  gap: 10px;
}
.footer-sub-form .input {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
  color: #fff;
}
.footer-sub-form .input::placeholder {
  color: rgba(255,255,255,.4);
}
.footer-sub-form .input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(245,158,11,.15);
}
.footer-sub-form .btn-gold {
  width: 44px;
  padding: 0;
  flex-shrink: 0;
  border-radius: 10px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  padding: 20px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  font-size: .8125rem;
  color: rgba(255,255,255,.45);
}

/* ===== 响应式 ===== */
@media (max-width: 1023px) {
  .nav-menu {
    display: none;
  }
  .mobile-menu-btn {
    display: flex;
  }
  .mega-wrap {
    display: none;
  }
  .mobile-menu {
    display: none;
  }
  .mobile-menu.open {
    display: block;
  }
}
@media (min-width: 1024px) {
  .mobile-menu-btn {
    display: none;
  }
  .mobile-menu {
    display: none !important;
  }
}
@media (max-width: 640px) {
  .topbar-right .topbar-time {
    display: none;
  }
  .article-card {
    padding: 20px;
    border-radius: var(--radius-md);
  }
  .article-actions {
    flex-direction: column;
  }
  .article-actions .btn-primary,
  .article-actions .btn-secondary {
    width: 100%;
  }
  .cta-strip {
    padding: 28px 20px;
    flex-direction: column;
    text-align: center;
  }
  .cta-strip .btn-gold {
    width: 100%;
  }
  .footer-bottom {
    justify-content: center;
    text-align: center;
  }
  .footer-sub-form {
    flex-direction: column;
  }
  .footer-sub-form .btn-gold {
    width: 100%;
    height: 46px;
  }
}

/* roulang page: category2 */
/* ===== 设计变量 ===== */
    :root {
      --primary: #0F766E;
      --primary-deep: #073B36;
      --accent: #F59E0B;
      --accent-dark: #D97706;
      --bg-soft: #F4F1EA;
      --card-white: #FFFFFF;
      --card-warm: #FBFBF9;
      --dark-ink: #0B2B29;
      --ink: #1C2A2A;
      --ink-2: #5C6B6B;
      --border: #DFE5E2;
      --success: #2E8B57;
      --danger: #C0392B;
      --radius-xl: 20px;
      --radius-lg: 16px;
      --radius-md: 12px;
      --radius-sm: 8px;
      --shadow: 0 1px 3px rgba(20,40,40,.06), 0 8px 24px rgba(20,40,40,.05);
      --shadow-hover: 0 12px 32px rgba(15,118,110,.14);
      --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      --font-mono: ui-monospace, "SF Mono", "Roboto Mono", "Cascadia Mono", monospace;
    }

    /* ===== 基础 Reset ===== */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: var(--font-sans);
      background: var(--bg-soft);
      color: var(--ink);
      line-height: 1.75;
      font-size: 1rem;
      letter-spacing: 0.01em;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: inherit; text-decoration: none; transition: color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease; }
    button { font-family: inherit; cursor: pointer; border: none; background: none; }
    input { font-family: inherit; }
    ul, ol { list-style: none; }
    h1, h2, h3, h4, h5 { letter-spacing: 0.02em; line-height: 1.3; }

    .container-local { max-width: 1200px; margin: 0 auto; padding-left: 16px; padding-right: 16px; }
    @media (min-width: 768px) { .container-local { padding-left: 24px; padding-right: 24px; } }
    @media (min-width: 1024px) { .container-local { padding-left: 32px; padding-right: 32px; } }

    /* ===== 顶栏 ===== */
    .topbar {
      background: var(--dark-ink);
      color: rgba(255,255,255,.82);
      font-size: .8125rem;
      height: 40px;
      display: flex;
      align-items: center;
    }
    .topbar-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; }
    .topbar-slogan i { color: var(--accent); margin-right: 6px; }
    .topbar-broadcast span { margin-right: 12px; font-family: var(--font-mono); }
    .topbar-link { color: var(--accent); border-bottom: 1px dashed rgba(245,158,11,.5); padding-bottom: 1px; }
    .topbar-link:hover { color: #fff; border-color: #fff; }

    /* ===== 主导航 ===== */
    .main-nav {
      background: #fff;
      border-bottom: 1px solid var(--border);
      position: sticky;
      top: 0;
      z-index: 100;
      box-shadow: 0 1px 0 rgba(20,40,40,.03);
    }
    .nav-flex { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 16px; }
    .logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
    .logo-mark {
      width: 38px; height: 38px; border-radius: 10px;
      background: linear-gradient(135deg, var(--primary), var(--primary-deep));
      display: flex; align-items: center; justify-content: center;
      color: #fff; font-size: 1rem;
      box-shadow: 0 2px 8px rgba(15,118,110,.25);
    }
    .logo-text { font-size: 1.375rem; font-weight: 800; color: var(--ink); }
    .logo-text span { color: var(--primary); }
    .nav-group { display: flex; align-items: center; gap: 24px; }
    .nav-menu { display: flex; align-items: center; gap: 8px; }
    .nav-menu a {
      display: inline-flex; align-items: center;
      padding: 8px 16px; border-radius: var(--radius-md);
      font-size: .9375rem; font-weight: 500; color: var(--ink-2);
      position: relative;
    }
    .nav-menu a:hover { color: var(--primary); background: rgba(15,118,110,.06); }
    .nav-menu a.active { color: var(--primary); font-weight: 600; background: rgba(15,118,110,.08); }
    .nav-menu a.active::after {
      content: ""; position: absolute; left: 16px; right: 16px; bottom: -1px;
      height: 3px; border-radius: 2px; background: var(--primary);
    }

    /* Mega 面板 */
    .mega-wrap { position: relative; }
    .mega-btn {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 8px 16px; border-radius: var(--radius-md);
      font-size: .9375rem; font-weight: 500; color: var(--ink-2);
      border: 1px solid var(--border); background: var(--card-warm);
      transition: all .2s ease;
    }
    .mega-btn:hover, .mega-wrap:hover .mega-btn { color: var(--primary); border-color: var(--primary); background: rgba(15,118,110,.04); }
    .mega-btn:hover i { transform: rotate(180deg); }
    .mega-btn i { transition: transform .2s ease; }
    .mega-panel {
      position: absolute; right: 0; top: calc(100% + 12px);
      width: 340px; background: #fff; border-radius: var(--radius-md);
      box-shadow: 0 20px 40px rgba(20,40,40,.18);
      border: 1px solid var(--border);
      padding: 20px;
      opacity: 0; visibility: hidden; transform: translateY(8px);
      transition: all .22s ease; z-index: 200;
    }
    .mega-wrap:hover .mega-panel { opacity: 1; visibility: visible; transform: translateY(0); }
    .mega-title { font-size: .8125rem; font-weight: 700; color: var(--ink-2); margin-bottom: 12px; display: flex; align-items: center; gap: 6px; }
    .mega-title i { color: var(--primary); }
    .mega-links { display: grid; gap: 4px; margin-bottom: 18px; }
    .mega-links a { padding: 6px 10px; border-radius: 8px; font-size: .875rem; color: var(--ink); font-weight: 500; }
    .mega-links a:hover { background: rgba(15,118,110,.06); color: var(--primary); }
    .mega-news { display: grid; gap: 10px; }
    .mega-news-item { display: flex; align-items: center; gap: 10px; padding: 8px; border-radius: 10px; }
    .mega-news-item:hover { background: var(--bg-soft); }
    .mega-news-item img { width: 48px; height: 48px; border-radius: 8px; object-fit: cover; }
    .mega-news-item .mega-news-txt { font-size: .8125rem; color: var(--ink); font-weight: 500; line-height: 1.4; }
    .mega-news-item .mega-news-time { font-size: .75rem; color: var(--ink-2); font-family: var(--font-mono); }

    /* 汉堡按钮 */
    .hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
    .hamburger span { width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: all .25s ease; }
    .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .hamburger.open span:nth-child(2) { opacity: 0; }
    .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    /* ===== 按钮 ===== */
    .btn-primary {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 12px 28px; border-radius: var(--radius-md);
      background: linear-gradient(135deg, var(--primary), var(--primary-deep));
      color: #fff; font-weight: 600; font-size: .9375rem;
      box-shadow: 0 4px 14px rgba(15,118,110,.28);
      transition: filter .2s ease, transform .2s ease, box-shadow .2s ease;
    }
    .btn-primary:hover { filter: brightness(.92); transform: translateY(-2px); box-shadow: 0 8px 22px rgba(15,118,110,.32); }
    .btn-primary:active { transform: scale(.97); }
    .btn-primary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
    .btn-secondary {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 12px 28px; border-radius: var(--radius-md);
      border: 1.5px solid var(--border); background: rgba(255,255,255,.85);
      color: var(--ink); font-weight: 600; font-size: .9375rem;
      backdrop-filter: blur(4px);
      transition: all .2s ease;
    }
    .btn-secondary:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow); }
    .btn-secondary:active { transform: scale(.97); }
    .btn-secondary:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
    .btn-gold {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 12px 24px; border-radius: var(--radius-md);
      background: linear-gradient(135deg, var(--accent), #FBBF24);
      color: #1C1917; font-weight: 700; font-size: .9375rem;
      box-shadow: 0 4px 14px rgba(245,158,11,.25);
      transition: all .2s ease;
    }
    .btn-gold:hover { filter: brightness(.94); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(245,158,11,.35); }
    .btn-gold:active { transform: scale(.97); }
    .btn-gold:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }
    .btn-outline-light {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 12px 28px; border-radius: var(--radius-md);
      border: 1.5px solid rgba(255,255,255,.5); color: #fff;
      font-weight: 600; font-size: .9375rem;
      transition: all .2s ease;
    }
    .btn-outline-light:hover { border-color: var(--accent); color: var(--accent); background: rgba(255,255,255,.06); }
    .btn-outline-light:active { transform: scale(.97); }

    /* ===== Hero ===== */
    .tech-hero {
      background: linear-gradient(135deg, #0F766E 0%, #073B36 70%, #0B2B29 100%);
      position: relative;
      overflow: hidden;
      padding: 72px 0 80px;
      color: #fff;
    }
    .tech-hero::before {
      content: ""; position: absolute; inset: 0;
      background: url(/assets/images/backpic/back-2.webp) center/cover no-repeat;
      opacity: .13; mix-blend-mode: overlay;
    }
    .tech-hero::after {
      content: ""; position: absolute; right: -80px; top: -80px;
      width: 320px; height: 320px; border-radius: 50%;
      background: radial-gradient(circle, rgba(245,158,11,.18), transparent 65%);
      pointer-events: none;
    }
    .tech-hero .container-local { position: relative; z-index: 2; }
    .hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
    .hero-badge {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 6px 16px; border-radius: var(--radius-sm);
      border: 1px solid rgba(255,255,255,.22);
      background: rgba(255,255,255,.08);
      font-size: .8125rem; font-weight: 500; color: rgba(255,255,255,.88);
      backdrop-filter: blur(6px);
      margin-bottom: 20px;
    }
    .hero-badge i { color: var(--accent); }
    .hero-title { font-size: clamp(2rem, 4.5vw, 3.25rem); font-weight: 800; line-height: 1.2; margin-bottom: 16px; letter-spacing: .02em; }
    .hero-title .accent-text { color: var(--accent); }
    .hero-sub { font-size: 1.0625rem; color: rgba(255,255,255,.78); max-width: 460px; margin-bottom: 28px; line-height: 1.8; }
    .hero-meta { display: flex; flex-wrap: wrap; gap: 16px 32px; margin-bottom: 32px; font-size: .875rem; color: rgba(255,255,255,.7); }
    .hero-meta i { color: var(--accent); margin-right: 6px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
    .hero-cover { position: relative; }
    .hero-cover-card {
      border-radius: var(--radius-xl);
      border: 1px solid rgba(255,255,255,.35);
      overflow: hidden;
      box-shadow: 0 20px 50px rgba(0,0,0,.3);
      aspect-ratio: 16 / 10;
    }
    .hero-cover-card img { width: 100%; height: 100%; object-fit: cover; }
    .hero-cover-status {
      position: absolute; bottom: 16px; left: 16px;
      background: rgba(11,43,41,.85); backdrop-filter: blur(8px);
      color: #fff; font-size: .8125rem; font-weight: 600;
      padding: 6px 14px; border-radius: 8px;
      display: flex; align-items: center; gap: 6px;
      border: 1px solid rgba(255,255,255,.2);
    }
    .hero-cover-status .dot { width: 8px; height: 8px; border-radius: 50%; background: #E74C3C; animation: pulse 1.6s infinite; }
    @keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .4; } }

    /* ===== 数据徽章 ===== */
    .data-strip { padding: 48px 0; background: var(--bg-soft); }
    .data-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
    .data-card {
      background: var(--card-white); border-radius: var(--radius-lg);
      padding: 28px 24px; position: relative;
      box-shadow: var(--shadow); border: 1px solid var(--border);
      transition: all .2s ease;
    }
    .data-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
    .data-card::after {
      content: ""; position: absolute; top: 16px; right: 16px;
      width: 8px; height: 8px; border-radius: 50%;
      background: var(--primary); opacity: .6;
    }
    .data-num { font-family: var(--font-mono); font-size: 2.5rem; font-weight: 800; color: var(--accent); line-height: 1.2; }
    .data-num small { font-size: 1rem; font-weight: 600; color: var(--ink-2); margin-left: 2px; }
    .data-label { font-size: .875rem; color: var(--ink-2); margin-top: 6px; }

    /* ===== 热力色块 + 图标矩阵 ===== */
    .heat-section { padding: 80px 0 60px; background: #fff; }
    .section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 40px; }
    .section-title { font-size: clamp(1.5rem, 2.5vw, 2rem); font-weight: 700; }
    .section-sub { font-size: .9375rem; color: var(--ink-2); margin-top: 6px; }
    .section-link { font-size: .875rem; color: var(--primary); font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }
    .section-link:hover { color: var(--accent-dark); }
    .heat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 40px; }
    .heat-card {
      border-radius: var(--radius-lg); padding: 28px 24px;
      border: 1px solid rgba(15,118,110,.1);
      position: relative; overflow: hidden;
      transition: all .24s ease;
      background: linear-gradient(135deg, rgba(15,118,110,.04), rgba(15,118,110,.1));
    }
    .heat-card:nth-child(1) { background: linear-gradient(135deg, rgba(15,118,110,.08), rgba(15,118,110,.16)); }
    .heat-card:nth-child(2) { background: linear-gradient(135deg, rgba(15,118,110,.05), rgba(15,118,110,.12)); }
    .heat-card:nth-child(3) { background: linear-gradient(135deg, rgba(15,118,110,.04), rgba(15,118,110,.10)); }
    .heat-card:nth-child(4) { background: linear-gradient(135deg, rgba(245,158,11,.05), rgba(15,118,110,.08)); }
    .heat-card:nth-child(5) { background: linear-gradient(135deg, rgba(15,118,110,.03), rgba(15,118,110,.07)); }
    .heat-card:nth-child(6) { background: linear-gradient(135deg, rgba(15,118,110,.02), rgba(15,118,110,.06)); }
    .heat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
    .heat-card::before {
      content: ""; position: absolute; top: 0; right: 0;
      width: 60px; height: 60px; border-radius: 0 0 0 60px;
      background: linear-gradient(135deg, rgba(245,158,11,.12), transparent);
    }
    .heat-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
    .heat-tag { font-size: .75rem; font-family: var(--font-mono); color: var(--accent-dark); font-weight: 700; }
    .heat-icon { width: 44px; height: 44px; border-radius: 12px; background: rgba(255,255,255,.8); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; color: var(--primary); box-shadow: 0 2px 8px rgba(15,118,110,.1); }
    .heat-name { font-weight: 700; font-size: 1.0625rem; margin-bottom: 6px; }
    .heat-desc { font-size: .8125rem; color: var(--ink-2); line-height: 1.6; }
    .heat-level { display: flex; gap: 3px; margin-top: 12px; }
    .heat-level span { width: 18px; height: 4px; border-radius: 2px; background: rgba(15,118,110,.12); }
    .heat-level span.lit { background: var(--primary); }

    /* 图标矩阵 */
    .icon-matrix { border-radius: var(--radius-xl); background: var(--card-warm); border: 1px solid var(--border); padding: 36px; margin-top: 40px; }
    .matrix-label { display: flex; align-items: center; gap: 10px; margin-bottom: 24px; }
    .matrix-label i { width: 32px; height: 32px; border-radius: 8px; background: rgba(15,118,110,.1); display: flex; align-items: center; justify-content: center; color: var(--primary); font-size: .875rem; }
    .matrix-label span { font-weight: 700; font-size: 1rem; }
    .matrix-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
    .matrix-cell {
      display: flex; flex-direction: column; align-items: center; gap: 10px;
      padding: 20px 12px; border-radius: var(--radius-lg);
      border: 1px solid var(--border); background: #fff;
      transition: all .2s ease; text-align: center;
    }
    .matrix-cell:hover { border-color: var(--primary); transform: translateY(-3px); box-shadow: var(--shadow); }
    .matrix-cell i { font-size: 1.375rem; color: var(--primary); }
    .matrix-cell small { font-size: .75rem; color: var(--ink-2); font-weight: 500; line-height: 1.3; }

    /* ===== 方案目录 ===== */
    .solution-section { padding: 80px 0; background: var(--bg-soft); }
    .solution-main { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 24px; }
    .solution-card {
      background: #fff; border-radius: var(--radius-xl); border: 1px solid var(--border);
      overflow: hidden; box-shadow: var(--shadow); transition: all .24s ease;
      display: flex; flex-direction: column;
    }
    .solution-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
    .solution-card-img { aspect-ratio: 16 / 9; overflow: hidden; position: relative; }
    .solution-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
    .solution-card:hover .solution-card-img img { transform: scale(1.03); }
    .solution-card-img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(11,43,41,.35), transparent 50%); }
    .solution-card-body { padding: 24px 24px 28px; flex: 1; }
    .solution-card-body h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 8px; }
    .solution-card-body p { font-size: .875rem; color: var(--ink-2); line-height: 1.7; margin-bottom: 16px; }
    .solution-tags { display: flex; flex-wrap: wrap; gap: 8px; }
    .solution-tags span { font-size: .75rem; padding: 3px 12px; border-radius: 999px; background: rgba(15,118,110,.08); color: var(--primary); font-weight: 500; }
    .solution-list { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .solution-row {
      display: flex; align-items: center; gap: 16px;
      background: #fff; border-radius: var(--radius-lg);
      border: 1px solid var(--border); padding: 18px 20px;
      transition: all .2s ease;
    }
    .solution-row:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: translateX(4px); }
    .solution-row .row-icon { width: 40px; height: 40px; border-radius: 10px; background: rgba(15,118,110,.08); display: flex; align-items: center; justify-content: center; font-size: 1rem; color: var(--primary); flex-shrink: 0; }
    .solution-row h4 { font-size: .9375rem; font-weight: 600; }
    .solution-row p { font-size: .75rem; color: var(--ink-2); line-height: 1.4; }

    /* ===== 资讯占位 ===== */
    .info-section { padding: 80px 0; background: #fff; }
    .info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
    .info-card { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); background: #fff; box-shadow: var(--shadow); transition: all .24s ease; }
    .info-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
    .info-card-img { aspect-ratio: 3 / 2; overflow: hidden; }
    .info-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
    .info-card:hover .info-card-img img { transform: scale(1.03); }
    .info-card-body { padding: 20px; }
    .info-card-meta { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; font-size: .75rem; color: var(--ink-2); }
    .info-card-meta .tagmini { padding: 2px 10px; border-radius: 999px; border: 1px solid var(--accent); color: var(--accent-dark); font-weight: 600; font-size: .6875rem; }
    .info-card h3 { font-size: .9375rem; font-weight: 600; line-height: 1.5; margin-bottom: 6px; }
    .info-card p { font-size: .8125rem; color: var(--ink-2); line-height: 1.6; }

    /* ===== 直播流程 ===== */
    .process-section { padding: 80px 0; background: var(--bg-soft); }
    .process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
    .process-step { background: #fff; border-radius: var(--radius-lg); border: 1px solid var(--border); padding: 28px 24px; position: relative; transition: all .2s ease; }
    .process-step:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
    .step-num { font-family: var(--font-mono); font-size: 2rem; font-weight: 800; color: rgba(15,118,110,.15); line-height: 1; }
    .step-icon { width: 48px; height: 48px; border-radius: 14px; background: linear-gradient(135deg, var(--primary), var(--primary-deep)); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.125rem; margin: 14px 0 12px; }
    .process-step h3 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
    .process-step p { font-size: .8125rem; color: var(--ink-2); line-height: 1.6; }

    /* ===== FAQ ===== */
    .faq-section { padding: 80px 0; background: #fff; }
    .faq-wrap { max-width: 780px; margin: 0 auto; }
    .faq-item { border: 1px solid var(--border); border-radius: var(--radius-lg); background: #fff; margin-bottom: 12px; overflow: hidden; transition: border-color .2s ease, box-shadow .2s ease; }
    .faq-item:hover { border-color: rgba(15,118,110,.3); box-shadow: var(--shadow); }
    .faq-q { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; cursor: pointer; gap: 16px; }
    .faq-q .faq-text { font-size: 1rem; font-weight: 600; }
    .faq-q .faq-plus { width: 28px; height: 28px; border-radius: 8px; background: rgba(15,118,110,.08); display: flex; align-items: center; justify-content: center; font-size: .875rem; color: var(--primary); transition: all .25s ease; flex-shrink: 0; }
    .faq-item.open .faq-q .faq-plus { transform: rotate(45deg); background: var(--primary); color: #fff; }
    .faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
    .faq-a p { padding: 0 24px 20px; font-size: .875rem; color: var(--ink-2); line-height: 1.8; border-left: 3px solid var(--primary); margin-left: 24px; }

    /* ===== CTA ===== */
    .cta-section { padding: 80px 0; position: relative; overflow: hidden; background: linear-gradient(135deg, var(--primary-deep), #0B2B29); }
    .cta-section::before { content: ""; position: absolute; inset: 0; background: url(/assets/images/backpic/back-3.webp) center/cover no-repeat; opacity: .12; mix-blend-mode: overlay; }
    .cta-inner { position: relative; z-index: 2; text-align: center; color: #fff; max-width: 640px; margin: 0 auto; }
    .cta-inner h2 { font-size: clamp(1.5rem, 2.5vw, 2rem); font-weight: 700; margin-bottom: 12px; }
    .cta-inner p { color: rgba(255,255,255,.75); margin-bottom: 28px; font-size: .9375rem; }
    .cta-actions { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

    /* ===== 页脚 ===== */
    .footer { background: var(--dark-ink); color: rgba(255,255,255,.75); }
    .footer-top-line { height: 4px; background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary)); }
    .footer .container-local { padding-top: 60px; }
    .footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 40px; }
    .footer-brand .logo { margin-bottom: 16px; }
    .footer-brand .logo-text { color: #fff; }
    .footer-brand .logo-text span { color: var(--accent); }
    .footer-desc { font-size: .875rem; line-height: 1.8; color: rgba(255,255,255,.6); margin-bottom: 20px; max-width: 320px; }
    .social-row { display: flex; gap: 10px; }
    .social-row a {
      width: 38px; height: 38px; border-radius: 10px;
      border: 1px solid rgba(255,255,255,.14);
      display: flex; align-items: center; justify-content: center;
      color: rgba(255,255,255,.7); font-size: .9375rem;
      transition: all .2s ease;
    }
    .social-row a:hover { background: rgba(245,158,11,.15); border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
    .footer-link-col h4 { font-size: .9375rem; color: #fff; margin-bottom: 16px; font-weight: 600; }
    .footer-link-col a { display: block; padding: 5px 0; font-size: .875rem; color: rgba(255,255,255,.6); }
    .footer-link-col a:hover { color: var(--accent); padding-left: 4px; }
    .footer-subscribe h4 { font-size: .9375rem; color: #fff; margin-bottom: 10px; font-weight: 600; }
    .footer-subscribe p { font-size: .8125rem; color: rgba(255,255,255,.55); margin-bottom: 14px; line-height: 1.7; }
    .footer-sub-form { display: flex; gap: 8px; }
    .footer-sub-form .input { flex: 1; }
    .footer-sub-form .btn-gold { padding: 10px 16px; }
    .footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 20px 0; margin-top: 48px; display: flex; justify-content: space-between; align-items: center; font-size: .8125rem; color: rgba(255,255,255,.45); }

    /* ===== 通用组件补充 ===== */
    .card { background: var(--card-white); border-radius: var(--radius-lg); border: 1px solid var(--border); box-shadow: var(--shadow); }
    .badge { display: inline-flex; align-items: center; gap: 4px; padding: 4px 12px; border-radius: var(--radius-sm); font-size: .75rem; font-weight: 600; }
    .input {
      width: 100%; padding: 11px 16px; border-radius: var(--radius-md);
      border: 1px solid var(--border); background: #fff;
      font-size: .875rem; color: var(--ink); outline: none;
      transition: border-color .2s ease, box-shadow .2s ease;
    }
    .input::placeholder { color: #9AA8A8; }
    .input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(15,118,110,.12); }
    .input:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

    /* ===== 响应式 ===== */
    @media (max-width: 1024px) {
      .nav-menu, .mega-wrap { display: none; }
      .hamburger { display: flex; }
      .hero-grid { grid-template-columns: 1fr; gap: 40px; }
      .hero-cover { order: -1; max-width: 640px; }
      .data-grid { grid-template-columns: repeat(2, 1fr); }
      .heat-grid { grid-template-columns: repeat(2, 1fr); }
      .matrix-grid { grid-template-columns: repeat(3, 1fr); }
      .solution-main { grid-template-columns: 1fr; }
      .solution-list { grid-template-columns: 1fr; }
      .info-grid { grid-template-columns: repeat(2, 1fr); }
      .process-steps { grid-template-columns: repeat(2, 1fr); }
      .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    }
    @media (max-width: 640px) {
      .topbar-broadcast span:first-child { display: none; }
      .topbar { font-size: .75rem; }
      .data-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
      .data-card { padding: 20px 16px; }
      .data-num { font-size: 1.75rem; }
      .heat-grid { grid-template-columns: 1fr; }
      .matrix-grid { grid-template-columns: repeat(2, 1fr); }
      .info-grid { grid-template-columns: 1fr; }
      .process-steps { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; gap: 28px; }
      .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
      .hero-actions .btn-primary, .hero-actions .btn-outline-light { width: 100%; justify-content: center; }
      .cta-actions .btn-gold, .cta-actions .btn-outline-light { width: 100%; justify-content: center; }
      .section-head { flex-direction: column; align-items: flex-start; gap: 8px; }
      .footer-sub-form { flex-direction: column; }
      .footer-sub-form .btn-gold { justify-content: center; }
    }

/* roulang page: category1 */
:root {
  --brand: #0F766E;
  --brand-deep: #073B36;
  --gold: #F59E0B;
  --paper: #F4F1EA;
  --card: #FFFFFF;
  --card-warm: #FBFBF9;
  --dark: #0B2B29;
  --ink: #1C2A2A;
  --muted: #5C6B6B;
  --line: #DFE5E2;
  --error: #C0392B;
  --success: #2E8B57;
  --r-lg: 20px;
  --r-md: 16px;
  --r-sm: 12px;
  --shadow: 0 1px 3px rgba(20,40,40,.06), 0 8px 24px rgba(20,40,40,.05);
  --shadow-hover: 0 12px 32px rgba(15,118,110,.14);
  --font-cn: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Roboto Mono", monospace;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-cn);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.75;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input { font-family: inherit; }
ul, ol { list-style: none; }

.container-local {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
}
@media (min-width: 768px) {
  .container-local { padding: 0 24px; }
}
@media (min-width: 1024px) {
  .container-local { padding: 0 32px; }
}

/* 按钮三态 */
.btn-primary, .btn-secondary, .btn-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--r-sm);
  font-weight: 600;
  font-size: .9375rem;
  line-height: 1;
  transition: all .2s ease;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-deep));
  color: #fff;
  box-shadow: 0 4px 14px rgba(15,118,110,.25);
}
.btn-primary:hover { filter: brightness(.92); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(15,118,110,.32); }
.btn-primary:active { filter: brightness(.86); transform: translateY(0); }
.btn-primary:focus-visible, .btn-secondary:focus-visible, .btn-gold:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; }
.btn-secondary {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,.5);
}
.btn-secondary:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.btn-secondary:active { transform: scale(.97); }
.btn-gold {
  background: linear-gradient(135deg, #FBBF24, var(--gold));
  color: #1C2A2A;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(245,158,11,.28);
}
.btn-gold:hover { filter: brightness(.94); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(245,158,11,.35); }
.btn-gold:active { filter: brightness(.88); transform: translateY(0); }

/* 顶部栏 */
.topbar {
  background: var(--dark);
  color: rgba(255,255,255,.72);
  font-size: .8125rem;
  padding: 8px 0;
}
.topbar .container-local {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.topbar-tag { display: inline-flex; align-items: center; }
.topbar-tag::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gold);
  margin-right: 8px;
  animation: pulse-dot 1.6s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .45; transform: scale(.8); }
}
.topbar-links a { color: rgba(255,255,255,.85); margin-left: 18px; transition: color .2s; }
.topbar-links a:hover { color: var(--gold); }

/* 主导航 */
.main-nav-wrap {
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-row {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 72px;
}
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-mark {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--brand), var(--brand-deep));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  box-shadow: 0 4px 12px rgba(15,118,110,.3);
}
.logo-text { font-size: 1.25rem; font-weight: 800; letter-spacing: .02em; color: var(--ink); }
.logo-text span { color: var(--brand); }
.nav-menu { display: flex; gap: 6px; margin-left: 8px; }
.nav-menu a {
  padding: 8px 18px;
  border-radius: 10px;
  font-weight: 600;
  font-size: .9375rem;
  color: var(--muted);
  transition: all .2s ease;
  position: relative;
}
.nav-menu a:hover { color: var(--brand); background: rgba(15,118,110,.06); }
.nav-menu a.active { color: var(--brand); background: rgba(15,118,110,.1); }
.nav-menu a.active::after {
  content: "";
  position: absolute;
  left: 18px; right: 18px; bottom: 4px;
  height: 2px;
  border-radius: 2px;
  background: var(--brand);
}
.nav-more { position: relative; margin-left: auto; }
.mega-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 10px;
  font-weight: 600;
  font-size: .9375rem;
  color: var(--ink);
  transition: all .2s;
  background: var(--paper);
}
.mega-trigger:hover { background: rgba(15,118,110,.1); color: var(--brand); }
.mega-trigger[aria-expanded="true"] i { transform: rotate(180deg); }
.mega-trigger i { transition: transform .2s; }
.mega-panel {
  position: absolute;
  right: 0; top: calc(100% + 10px);
  width: 320px;
  background: var(--card-warm);
  border-radius: var(--r-md);
  border: 1px solid rgba(245,158,11,.18);
  box-shadow: 0 20px 50px rgba(20,40,40,.18);
  padding: 20px;
  display: none;
  z-index: 30;
}
.mega-panel.open { display: block; }
.mega-col h4 {
  font-size: .8125rem;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: .05em;
  margin-bottom: 10px;
}
.mega-col:first-child { border-bottom: 1px solid var(--line); padding-bottom: 16px; margin-bottom: 16px; }
.mega-col a { display: block; padding: 6px 0; font-size: .9375rem; color: var(--ink); transition: color .2s; }
.mega-col a:hover { color: var(--brand); }
.mega-item { display: flex; align-items: center; gap: 12px; padding: 8px 0 !important; }
.mega-thumb {
  width: 44px; height: 44px;
  border-radius: 10px;
  background-size: cover;
  background-position: center;
  flex-shrink: 0;
  border: 1px solid var(--line);
}
.nav-toggle {
  display: none;
  margin-left: auto;
  font-size: 1.25rem;
  padding: 8px 10px;
  color: var(--ink);
  border-radius: 8px;
}
.nav-toggle:hover { background: rgba(15,118,110,.08); }
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11,43,41,.5);
  opacity: 0;
  visibility: hidden;
  transition: all .25s;
  z-index: 150;
}
.nav-overlay.show { opacity: 1; visibility: visible; }

/* Hero */
.page-hero {
  position: relative;
  background:
    linear-gradient(135deg, rgba(15,118,110,.93), rgba(7,59,54,.97)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  color: #fff;
  padding: 84px 0 110px;
  overflow: hidden;
}
.page-hero .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(7,59,54,.5), rgba(15,118,110,.28));
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px dashed rgba(245,158,11,.55);
  color: #FCD34D;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .04em;
  background: rgba(245,158,11,.06);
}
.page-hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: .02em;
  margin: 22px 0 14px;
}
.hero-sub {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: rgba(255,255,255,.85);
  max-width: 560px;
  margin-bottom: 20px;
}
.hero-sub::after {
  content: "";
  display: block;
  width: 52px;
  height: 3px;
  border-radius: 3px;
  background: var(--gold);
  margin-top: 24px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* 数据徽章 */
.stats-strip {
  padding: 0 16px;
  margin-top: -48px;
  position: relative;
  z-index: 5;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.stat-card {
  background: #fff;
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
  padding: 24px;
  position: relative;
  border: 1px solid rgba(223,229,226,.5);
  transition: all .2s ease;
}
.stat-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.stat-dot {
  position: absolute;
  top: 16px; right: 16px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 6px rgba(15,118,110,.1);
}
.stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--gold);
  line-height: 1.2;
  letter-spacing: -.02em;
}
.stat-label {
  display: block;
  font-size: .875rem;
  color: var(--muted);
  margin-top: 6px;
}

/* 板块通用 */
.section-products,
.section-scenarios,
.section-process,
.section-news,
.section-faq {
  padding: 88px 0;
}
.section-head { margin-bottom: 40px; }
.section-head h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--ink);
  position: relative;
}
.section-head h2::before {
  content: "";
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 3px;
  background: var(--brand);
  margin-right: 12px;
  transform: rotate(45deg);
  vertical-align: middle;
}
.section-head p { color: var(--muted); font-size: 1rem; margin-top: 10px; max-width: 720px; }

/* 参数表 */
.product-table-wrap {
  background: #fff;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow-x: auto;
  margin-bottom: 32px;
}
.product-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}
.product-table th {
  text-align: left;
  padding: 16px 20px;
  font-size: .8125rem;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: .04em;
  background: #F8F6F1;
  border-bottom: 1px solid var(--line);
}
.product-table td {
  padding: 16px 20px;
  font-size: .9375rem;
  border-bottom: 1px solid #EEF1EF;
}
.product-table tr:last-child td { border-bottom: none; }
.product-table tbody tr { transition: background .2s; }
.product-table tbody tr:hover { background: rgba(15,118,110,.03); }
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: .8125rem;
  font-weight: 600;
  background: rgba(15,118,110,.1);
  color: var(--brand);
  border: 1px solid rgba(15,118,110,.2);
}
.badge-warm {
  background: rgba(245,158,11,.12);
  color: #B45309;
  border-color: rgba(245,158,11,.3);
}

/* 条目列表 */
.spec-list-block {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 32px;
  box-shadow: var(--shadow);
}
.spec-list-block h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 16px;
  border-left: 3px solid var(--brand);
  padding-left: 12px;
}
.spec-list li {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px dashed #E5E7EB;
}
.spec-list li:last-child { border-bottom: none; }
.spec-no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: .875rem;
  color: var(--gold);
  background: rgba(245,158,11,.1);
  width: 28px; height: 28px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.spec-time {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: .8125rem;
  color: var(--muted);
  background: var(--paper);
  padding: 4px 10px;
  border-radius: 8px;
  white-space: nowrap;
}

/* 适用场景 */
.section-scenarios {
  background: linear-gradient(180deg, var(--paper), #EAF1EE);
}
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.scenario-card {
  background: #fff;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  padding: 28px;
  box-shadow: var(--shadow);
  transition: all .2s ease;
}
.scenario-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.scenario-card i {
  font-size: 1.5rem;
  color: var(--brand);
  background: rgba(15,118,110,.1);
  width: 52px; height: 52px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.scenario-card h3 { font-size: 1.125rem; font-weight: 700; margin-bottom: 8px; }
.scenario-card p { font-size: .9375rem; color: var(--muted); line-height: 1.6; }

/* 流程 */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.process-step {
  background: #fff;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  padding: 28px 24px;
  position: relative;
  box-shadow: var(--shadow);
  transition: all .2s ease;
}
.process-step:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.step-num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--gold);
  opacity: .35;
  position: absolute;
  top: 20px; right: 20px;
}
.process-step h3 { font-size: 1.0625rem; font-weight: 700; margin: 24px 0 8px; }
.process-step p { font-size: .875rem; color: var(--muted); line-height: 1.6; }

/* 资讯卡 */
.section-news { background: #fff; }
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.news-card {
  background: var(--card-warm);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all .2s ease;
}
.news-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.news-media { display: block; aspect-ratio: 16 / 9; overflow: hidden; background: #E7ECE9; }
.news-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.news-card:hover .news-media img { transform: scale(1.03); }
.news-body { padding: 20px; }
.news-cat {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .05em;
  color: #B45309;
  background: rgba(245,158,11,.1);
  border: 1px solid rgba(245,158,11,.2);
  border-radius: 8px;
  padding: 3px 10px;
  margin-bottom: 10px;
}
.news-body h3 { font-size: 1.0625rem; font-weight: 700; line-height: 1.45; margin-bottom: 8px; }
.news-body h3 a { color: var(--ink); transition: color .2s; }
.news-body h3 a:hover { color: var(--brand); }
.news-body p { font-size: .875rem; color: var(--muted); line-height: 1.6; }

/* FAQ */
.section-faq { background: var(--paper); }
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow .2s;
}
.faq-item:hover { box-shadow: var(--shadow); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--ink);
  text-align: left;
  transition: background .2s;
}
.faq-q:hover { background: rgba(15,118,110,.03); }
.faq-q i {
  width: 28px; height: 28px;
  border-radius: 8px;
  background: var(--paper);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: .8125rem;
  color: var(--brand);
  transition: transform .25s ease, background .2s, color .2s;
  flex-shrink: 0;
}
.faq-item.open .faq-q i { transform: rotate(45deg); background: var(--brand); color: #fff; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .25s ease; }
.faq-item.open .faq-a { max-height: 200px; }
.faq-a p {
  padding: 0 20px 18px 20px;
  color: var(--muted);
  border-left: 3px solid var(--gold);
  margin-left: 20px;
  font-size: .9375rem;
  line-height: 1.7;
}

/* CTA */
.section-cta { padding: 0 0 96px; }
.cta-banner {
  background: linear-gradient(135deg, #0B2B29, var(--brand-deep));
  border-radius: var(--r-lg);
  padding: 48px 40px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(7,59,54,.3);
}
.cta-banner::before {
  content: "";
  position: absolute;
  width: 180px; height: 180px;
  border-radius: 50%;
  border: 22px solid rgba(255,255,255,.04);
  top: -60px; right: -40px;
}
.cta-banner::after {
  content: "";
  position: absolute;
  width: 120px; height: 120px;
  border-radius: 50%;
  border: 14px solid rgba(245,158,11,.08);
  bottom: -40px; left: -30px;
}
.cta-banner h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  letter-spacing: .02em;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}
.cta-banner p {
  font-size: .9375rem;
  color: rgba(255,255,255,.75);
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}

/* 表单 */
.input {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.16);
  color: #fff;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: .875rem;
  width: 100%;
  transition: all .2s;
}
.input::placeholder { color: rgba(255,255,255,.5); }
.input:focus {
  border-color: var(--gold);
  outline: 2px solid rgba(245,158,11,.3);
  outline-offset: 0;
  background: rgba(255,255,255,.1);
}
.cta-form {
  display: flex;
  gap: 12px;
  max-width: 460px;
  margin: 0 auto 8px;
  flex-wrap: wrap;
  justify-content: center;
  position: relative;
  z-index: 1;
}
.cta-form .input {
  flex: 1;
  min-width: 220px;
  background: rgba(255,255,255,.92);
  border: 1px solid rgba(255,255,255,.4);
  color: var(--ink);
}
.cta-form .input::placeholder { color: #8CA0A0; }
.cta-form .input:focus {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
  background: #fff;
}
.cta-form .form-msg {
  flex-basis: 100%;
  font-size: .875rem;
  color: var(--success);
  min-height: 1.2em;
  margin: 0;
  text-align: center;
}
.footer-form-msg {
  display: block;
  font-size: .8125rem;
  color: #6EE7B7;
  margin-top: 8px;
}

/* 页脚 */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,.78);
  padding: 64px 0 0;
  font-size: .9375rem;
}
.footer-top-line {
  height: 4px;
  background: linear-gradient(90deg, var(--brand), var(--brand-deep));
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-desc {
  font-size: .875rem;
  line-height: 1.75;
  color: rgba(255,255,255,.58);
  max-width: 320px;
  margin-bottom: 20px;
}
.social-row { display: flex; gap: 10px; }
.social-row a {
  width: 40px; height: 40px;
  border-radius: 12px;
  background: rgba(255,255,255,.07);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.75);
  transition: all .2s;
}
.social-row a:hover {
  background: var(--gold);
  color: var(--dark);
  transform: translateY(-2px);
}
.footer-link-col h4 {
  font-size: .9375rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: .02em;
}
.footer-link-col a {
  display: block;
  padding: 5px 0;
  color: rgba(255,255,255,.58);
  font-size: .875rem;
  transition: color .2s;
}
.footer-link-col a:hover { color: var(--gold); }
.footer-subscribe h4 {
  font-size: .9375rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}
.footer-subscribe p {
  font-size: .8125rem;
  color: rgba(255,255,255,.55);
  line-height: 1.6;
  margin-bottom: 16px;
}
.footer-sub-form { display: flex; gap: 8px; }
.footer-sub-form .input { flex: 1; min-width: 0; }
.footer-sub-form button {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--gold);
  color: var(--dark);
  font-size: .9375rem;
  transition: all .2s;
  flex-shrink: 0;
}
.footer-sub-form button:hover {
  background: #D97706;
  transform: translateY(-2px);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 20px 0;
  font-size: .8125rem;
  color: rgba(255,255,255,.45);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* 响应式断点 */
@media (max-width: 1023px) {
  .nav-menu {
    position: fixed;
    top: 0; right: 0; bottom: 0;
    width: min(360px, 85vw);
    background: #fff;
    flex-direction: column;
    padding: 90px 24px 32px;
    box-shadow: -12px 0 32px rgba(20,40,40,.14);
    gap: 4px;
    transform: translateX(100%);
    transition: transform .28s ease;
    z-index: 240;
    display: flex;
  }
  .nav-menu.open { transform: translateX(0); }
  .nav-menu a { display: block; padding: 14px 16px; font-size: 1.0625rem; border-radius: 12px; }
  .nav-menu a.active::after { display: none; }
  .nav-menu a.active { background: rgba(15,118,110,.08); }
  .nav-toggle { display: inline-flex; }
  .nav-more { margin-left: 0; }
  .mega-panel {
    right: 0;
    width: min(320px, calc(100vw - 32px));
  }
  .scenario-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .section-products, .section-scenarios, .section-process, .section-news, .section-faq { padding: 64px 0; }
}
@media (max-width: 640px) {
  .topbar-links { display: none; }
  .topbar { font-size: .75rem; }
  .scenario-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .cta-banner { padding: 36px 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-num { font-size: 1.75rem; }
  .nav-row { gap: 12px; }
}