/* roulang page: index */
:root {
  --primary: #4F46E5;
  --primary-dark: #4338CA;
  --primary-light: #7C3AED;
  --accent: #F59E0B;
  --danger: #EF4444;
  --bg: #F8FAFC;
  --bg-deep: #0F172A;
  --bg-card: #FFFFFF;
  --text-main: #0F172A;
  --text-sub: #475569;
  --text-muted: #94A3B8;
  --border: #E2E8F0;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 4px 20px rgba(79, 70, 229, 0.08);
  --shadow-hover: 0 12px 32px rgba(79, 70, 229, 0.16);
  --shadow-nav: 0 8px 24px rgba(0, 0, 0, 0.10);
  --gradient-main: 135deg, #4F46E5 0%, #7C3AED 50%, #A855F7 100%;
  --gradient-gold: 135deg, #F59E0B 0%, #FBBF24 100%;
  --space-section: 96px;
  --space-section-mobile: 56px;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: Inter, "DIN Alternate", sans-serif;
  --transition: 0.2s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-sans); font-size: 16px; line-height: 1.7; color: var(--text-main); background: var(--bg); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: var(--space-section) 0; }
.section-sm { padding: 48px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head .tag { display: inline-block; background: rgba(79, 70, 229, 0.08); color: var(--primary); font-size: 14px; font-weight: 600; padding: 6px 18px; border-radius: var(--radius-pill); margin-bottom: 16px; letter-spacing: 0.5px; }
.section-head h2 { font-size: 32px; font-weight: 700; line-height: 1.3; margin-bottom: 16px; letter-spacing: -0.5px; }
.section-head p { color: var(--text-sub); font-size: 17px; line-height: 1.7; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: none; cursor: pointer; border-radius: var(--radius-pill); font-size: 15px; font-weight: 600; padding: 14px 32px; transition: all var(--transition); text-align: center; white-space: nowrap; }
.btn-primary { background: linear-gradient(135deg, #4F46E5 0%, #7C3AED 100%); color: #fff; box-shadow: 0 4px 16px rgba(79, 70, 229, 0.3); }
.btn-primary:hover { filter: brightness(1.08); box-shadow: 0 8px 24px rgba(79, 70, 229, 0.4); transform: translateY(-2px); }
.btn-primary:active { transform: translateY(0); }
.btn-secondary { background: #fff; color: var(--primary); border: 1px solid var(--primary); }
.btn-secondary:hover { background: rgba(79, 70, 229, 0.05); border-color: var(--primary-dark); }
.btn-secondary:active { background: rgba(79, 70, 229, 0.1); }
.btn-gold { background: linear-gradient(135deg, #F59E0B 0%, #FBBF24 100%); color: #fff; box-shadow: 0 4px 16px rgba(245, 158, 11, 0.3); }
.btn-gold:hover { filter: brightness(1.08); box-shadow: 0 8px 24px rgba(245, 158, 11, 0.4); transform: translateY(-2px); }
.btn-lg { padding: 16px 40px; font-size: 16px; }
.btn:focus-visible { outline: 3px solid rgba(79, 70, 229, 0.4); outline-offset: 2px; }
/* ===== Dock Navigation ===== */
.dock-wrap { position: fixed; top: 16px; left: 0; right: 0; z-index: 1000; padding: 0 20px; pointer-events: none; }
.dock { max-width: 1200px; margin: 0 auto; background: rgba(255, 255, 255, 0.92); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-radius: var(--radius-pill); box-shadow: var(--shadow-nav); border: 1px solid rgba(255, 255, 255, 0.6); padding: 12px 24px; display: flex; align-items: center; justify-content: space-between; gap: 20px; pointer-events: auto; transition: background 0.3s ease, box-shadow 0.3s ease; }
.dock.scrolled { background: rgba(255, 255, 255, 0.96); box-shadow: 0 8px 32px rgba(0, 0, 0, 0.14); }
.dock-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.dock-logo .logo-mark { width: 40px; height: 40px; border-radius: 50%; background: var(--gradient-main); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; font-size: 16px; font-family: var(--font-num); letter-spacing: -1px; box-shadow: 0 4px 12px rgba(79, 70, 229, 0.4); }
.dock-logo .logo-text { font-size: 18px; font-weight: 700; color: var(--text-main); line-height: 1.2; white-space: nowrap; }
.dock-logo .logo-text small { display: block; font-size: 11px; font-weight: 500; color: var(--text-muted); letter-spacing: 1px; }
.dock-nav { display: flex; align-items: center; gap: 4px; }
.dock-nav a { padding: 10px 16px; border-radius: var(--radius-pill); font-size: 14px; font-weight: 500; color: var(--text-sub); transition: all var(--transition); }
.dock-nav a:hover { background: rgba(79, 70, 229, 0.06); color: var(--primary); }
.dock-nav a.active { background: rgba(79, 70, 229, 0.1); color: var(--primary); font-weight: 600; }
.dock-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.dock-search { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; border-radius: 50%; border: 1px solid var(--border); background: #fff; color: var(--text-sub); cursor: pointer; transition: all var(--transition); font-size: 14px; }
.dock-search:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.dock-cta { padding: 10px 24px; font-size: 14px; }
.nav-toggle { display: none; width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--border); background: #fff; color: var(--text-main); font-size: 18px; cursor: pointer; align-items: center; justify-content: center; transition: all var(--transition); }
.nav-toggle:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
/* ===== Hero ===== */
.hero { position: relative; padding: 180px 0 100px; background: linear-gradient(135deg, rgba(79, 70, 229, 0.06) 0%, rgba(124, 58, 237, 0.04) 50%, rgba(168, 85, 247, 0.08) 100%); overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat; opacity: 0.18; }
.hero-glow { position: absolute; width: 600px; height: 600px; border-radius: 50%; background: radial-gradient(circle, rgba(79, 70, 229, 0.12) 0%, transparent 70%); top: -150px; right: -100px; pointer-events: none; }
.hero-glow-2 { position: absolute; width: 400px; height: 400px; border-radius: 50%; background: radial-gradient(circle, rgba(245, 158, 11, 0.1) 0%, transparent 70%); bottom: -100px; left: -80px; pointer-events: none; }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: center; }
.hero-content .hero-tag { display: inline-flex; align-items: center; gap: 8px; background: rgba(79, 70, 229, 0.08); color: var(--primary); font-size: 14px; font-weight: 600; padding: 8px 20px; border-radius: var(--radius-pill); margin-bottom: 24px; }
.hero-content .hero-tag i { font-size: 12px; }
.hero-content h1 { font-size: 44px; line-height: 1.25; font-weight: 800; color: var(--text-main); letter-spacing: -1px; margin-bottom: 24px; }
.hero-content h1 span { background: linear-gradient(135deg, #4F46E5, #A855F7); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-content .hero-sub { font-size: 18px; color: var(--text-sub); line-height: 1.8; margin-bottom: 36px; max-width: 520px; }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats { display: flex; gap: 40px; flex-wrap: wrap; padding-top: 32px; border-top: 1px solid rgba(226, 232, 240, 0.7); }
.hero-stat .num { font-size: 32px; font-weight: 800; font-family: var(--font-num); color: var(--primary); line-height: 1.2; }
.hero-stat .label { font-size: 14px; color: var(--text-muted); margin-top: 4px; }
.hero-visual { position: relative; display: flex; align-items: center; justify-content: center; }
.hero-visual .main-img { border-radius: 24px; box-shadow: 0 20px 60px rgba(79, 70, 229, 0.2); max-height: 440px; object-fit: cover; width: 100%; }
.hero-float-card { position: absolute; background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(10px); border-radius: 16px; box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08); padding: 14px 20px; display: flex; align-items: center; gap: 12px; font-size: 14px; }
.hero-float-card .ic { width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 14px; }
.hero-float-card.top { top: 20px; right: -10px; }
.hero-float-card.bottom { bottom: 20px; left: -10px; }
.hero-float-card .ic-success { background: rgba(16, 185, 129, 0.15); color: #10B981; }
.hero-float-card .ic-gold { background: rgba(245, 158, 11, 0.15); color: var(--accent); }
.hero-float-card strong { display: block; font-size: 14px; color: var(--text-main); }
.hero-float-card small { font-size: 12px; color: var(--text-muted); }
/* ===== Benefits / Ladder ===== */
.benefits { background: #fff; }
.ladder-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; align-items: stretch; }
.ladder-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 40px 32px; position: relative; transition: all var(--transition); display: flex; flex-direction: column; }
.ladder-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: rgba(79, 70, 229, 0.4); }
.ladder-card.highlight { border: 2px solid var(--primary); box-shadow: 0 8px 32px rgba(79, 70, 229, 0.15); }
.ladder-card.highlight::before { content: "推荐选择"; position: absolute; top: 16px; right: 16px; background: var(--gradient-main); color: #fff; font-size: 12px; font-weight: 600; padding: 4px 14px; border-radius: var(--radius-pill); }
.ladder-level { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--primary); background: rgba(79, 70, 229, 0.08); padding: 6px 16px; border-radius: var(--radius-pill); align-self: flex-start; margin-bottom: 20px; }
.ladder-card h3 { font-size: 22px; font-weight: 700; margin-bottom: 12px; }
.ladder-card .desc { color: var(--text-sub); font-size: 14px; margin-bottom: 24px; line-height: 1.6; }
.ladder-card ul { flex: 1; margin-bottom: 28px; }
.ladder-card ul li { position: relative; padding-left: 28px; margin-bottom: 12px; font-size: 15px; color: var(--text-sub); }
.ladder-card ul li::before { content: "\f00c"; font-family: "Font Awesome 6 Free"; font-weight: 900; position: absolute; left: 0; top: 2px; width: 18px; height: 18px; font-size: 10px; color: var(--primary); background: rgba(79, 70, 229, 0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.ladder-card .price { display: flex; align-items: baseline; gap: 8px; margin-bottom: 24px; }
.ladder-card .price .amount { font-size: 36px; font-weight: 800; font-family: var(--font-num); color: var(--text-main); }
.ladder-card .price .unit { font-size: 14px; color: var(--text-muted); }
.ladder-card .btn { width: 100%; }
/* ===== Compare Table ===== */
.compare { background: var(--bg-deep); position: relative; overflow: hidden; }
.compare::before { content: ''; position: absolute; width: 600px; height: 600px; background: radial-gradient(circle, rgba(124, 58, 237, 0.15), transparent 70%); top: -200px; left: -100px; }
.compare::after { content: ''; position: absolute; width: 400px; height: 400px; background: radial-gradient(circle, rgba(245, 158, 11, 0.08), transparent 70%); bottom: -150px; right: -80px; }
.compare .section-head h2 { color: #fff; }
.compare .section-head p { color: rgba(255, 255, 255, 0.7); }
.compare .section-head .tag { background: rgba(255, 255, 255, 0.15); color: #fff; }
.compare-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 24px; }
.compare-card { background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.1); border-radius: var(--radius-lg); padding: 32px; transition: all var(--transition); backdrop-filter: blur(4px); }
.compare-card:hover { background: rgba(255, 255, 255, 0.09); border-color: rgba(255, 255, 255, 0.2); transform: translateY(-4px); }
.compare-card.featured { background: rgba(255, 255, 255, 0.1); border-color: var(--accent); position: relative; }
.compare-card.featured .badge { position: absolute; top: 16px; right: 16px; background: var(--gradient-gold); color: #fff; font-size: 12px; font-weight: 600; padding: 4px 16px; border-radius: var(--radius-pill); }
.compare-card h3 { color: #fff; font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.compare-card .sub { color: rgba(255, 255, 255, 0.6); font-size: 14px; margin-bottom: 20px; }
.compare-card .price-box { margin-bottom: 24px; padding-bottom: 24px; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
.compare-card .price-box .amount { font-size: 40px; font-weight: 800; font-family: var(--font-num); color: #fff; }
.compare-card .price-box .amount small { font-size: 16px; font-weight: 400; color: rgba(255, 255, 255, 0.6); }
.compare-card ul { margin-bottom: 24px; flex: 1; }
.compare-card ul li { display: flex; align-items: flex-start; gap: 10px; padding: 8px 0; color: rgba(255, 255, 255, 0.85); font-size: 14px; line-height: 1.5; }
.compare-card ul li .ck { color: #10B981; font-size: 12px; margin-top: 4px; flex-shrink: 0; }
.compare-card ul li .no { color: rgba(255, 255, 255, 0.4); font-size: 12px; margin-top: 4px; flex-shrink: 0; }
.compare-card .btn { width: 100%; background: rgba(255, 255, 255, 0.1); color: #fff; border: 1px solid rgba(255, 255, 255, 0.2); }
.compare-card .btn:hover { background: var(--primary); border-color: var(--primary); }
.compare-card.featured .btn { background: var(--gradient-gold); color: #fff; border: none; box-shadow: 0 4px 16px rgba(245, 158, 11, 0.3); }
.compare-card.featured .btn:hover { filter: brightness(1.08); }
/* ===== Countdown ===== */
.countdown-section { background: #fff; }
.countdown-banner { position: relative; background: var(--gradient-main); border-radius: 24px; padding: 56px 48px; overflow: hidden; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.countdown-banner::before { content: ''; position: absolute; width: 300px; height: 300px; background: radial-gradient(circle, rgba(255, 255, 255, 0.1), transparent 70%); top: -100px; right: -50px; }
.countdown-banner::after { content: ''; position: absolute; width: 200px; height: 200px; background: radial-gradient(circle, rgba(255, 255, 255, 0.08), transparent 70%); bottom: -60px; left: 30%; }
.countdown-info { position: relative; z-index: 2; color: #fff; flex: 1; }
.countdown-info .tag-line { display: inline-flex; align-items: center; gap: 8px; background: rgba(255, 255, 255, 0.2); padding: 6px 16px; border-radius: var(--radius-pill); font-size: 14px; font-weight: 600; margin-bottom: 16px; }
.countdown-info h3 { font-size: 28px; font-weight: 700; margin-bottom: 12px; line-height: 1.4; }
.countdown-info p { font-size: 15px; opacity: 0.9; line-height: 1.6; max-width: 460px; }
.countdown-timer { position: relative; z-index: 2; display: flex; gap: 16px; align-items: center; }
.countdown-item { background: rgba(255, 255, 255, 0.15); border: 1px solid rgba(255, 255, 255, 0.25); border-radius: 16px; padding: 20px 24px; text-align: center; min-width: 90px; backdrop-filter: blur(4px); }
.countdown-item .num { font-size: 40px; font-weight: 800; font-family: var(--font-num); color: #fff; line-height: 1.1; }
.countdown-item .label { font-size: 12px; color: rgba(255, 255, 255, 0.8); margin-top: 6px; letter-spacing: 0.5px; }
.countdown-colon { font-size: 36px; color: rgba(255, 255, 255, 0.6); font-weight: 700; }
.countdown-cta { margin-top: 20px; display: flex; gap: 12px; align-items: center; }
/* ===== News ===== */
.news { background: var(--bg); }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.news-card { background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-card); transition: all var(--transition); display: flex; flex-direction: column; border: 1px solid var(--border); }
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: rgba(79, 70, 229, 0.3); }
.news-card .news-cover { height: 200px; overflow: hidden; position: relative; }
.news-card .news-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.news-card:hover .news-cover img { transform: scale(1.05); }
.news-card .news-cover::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 60%, rgba(15, 23, 42, 0.3)); }
.news-card .news-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.news-tag { align-self: flex-start; background: rgba(79, 70, 229, 0.08); color: var(--primary); font-size: 13px; font-weight: 600; padding: 4px 14px; border-radius: var(--radius-pill); margin-bottom: 14px; }
.news-card h3 { font-size: 17px; font-weight: 700; line-height: 1.5; margin-bottom: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card h3 a:hover { color: var(--primary); }
.news-card p { font-size: 14px; color: var(--text-sub); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 16px; flex: 1; }
.news-card time { font-size: 13px; color: var(--text-muted); display: flex; align-items: center; gap: 6px; }
.news-empty { grid-column: 1 / -1; text-align: center; padding: 60px 20px; background: #fff; border-radius: var(--radius-lg); border: 1px dashed var(--border); color: var(--text-muted); }
.news-empty i { font-size: 48px; margin-bottom: 16px; opacity: 0.5; }

/* ===== Service Categories Entry ===== */
.service-entry { background: #fff; }
.entry-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.entry-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-card); transition: all var(--transition); border: 1px solid var(--border); background: #fff; }
.entry-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); border-color: rgba(79, 70, 229, 0.4); }
.entry-card .entry-cover { height: 220px; position: relative; overflow: hidden; }
.entry-card .entry-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.entry-card:hover .entry-cover img { transform: scale(1.05); }
.entry-card .entry-cover::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(15, 23, 42, 0.4)); }
.entry-card .entry-body { padding: 28px; }
.entry-card .entry-body h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.entry-card .entry-body p { font-size: 14px; color: var(--text-sub); line-height: 1.7; margin-bottom: 20px; }
.entry-card .entry-link { display: inline-flex; align-items: center; gap: 8px; color: var(--primary); font-size: 14px; font-weight: 600; transition: gap 0.2s ease; }
.entry-card .entry-link:hover { gap: 14px; }

/* ===== Form ===== */
.form-section { background: var(--bg); }
.form-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.form-intro .tag-line { display: inline-flex; align-items: center; gap: 8px; background: rgba(79, 70, 229, 0.08); color: var(--primary); font-size: 14px; font-weight: 600; padding: 6px 18px; border-radius: var(--radius-pill); margin-bottom: 20px; }
.form-intro h2 { font-size: 32px; font-weight: 700; margin-bottom: 16px; line-height: 1.3; }
.form-intro p { color: var(--text-sub); line-height: 1.8; margin-bottom: 28px; }
.form-points li { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 14px; font-size: 15px; color: var(--text-main); }
.form-points li i { width: 22px; height: 22px; background: rgba(79, 70, 229, 0.1); color: var(--primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 10px; margin-top: 4px; flex-shrink: 0; }
.form-card { background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-card); padding: 40px; border: 1px solid var(--border); }
.form-card h3 { font-size: 22px; font-weight: 700; margin-bottom: 8px; }
.form-card .form-sub { font-size: 14px; color: var(--text-muted); margin-bottom: 28px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; color: var(--text-main); margin-bottom: 8px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 14px 16px; border: 1px solid var(--border); border-radius: var(--radius-md); font-size: 15px; background: var(--bg); transition: all var(--transition); color: var(--text-main); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1); background: #fff; }
.form-group textarea { min-height: 110px; resize: vertical; }
.form-group input.has-error, .form-group select.has-error, .form-group textarea.has-error { border-color: var(--danger); }
.form-error { font-size: 13px; color: var(--danger); margin-top: 6px; display: none; }
.form-error.show { display: block; }
.form-card .btn { width: 100%; }
.form-note { font-size: 12px; color: var(--text-muted); text-align: center; margin-top: 16px; }

/* ===== FAQ ===== */
.faq { background: #fff; }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-md); margin-bottom: 16px; overflow: hidden; transition: all var(--transition); }
.faq-item:hover { border-color: rgba(79, 70, 229, 0.3); }
.faq-item.active { border-color: var(--primary); box-shadow: 0 4px 20px rgba(79, 70, 229, 0.08); }
.faq-q { width: 100%; background: #fff; border: none; text-align: left; padding: 20px 24px; font-size: 16px; font-weight: 600; color: var(--text-main); cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 16px; transition: all var(--transition); }
.faq-q:hover { color: var(--primary); }
.faq-q .icon { width: 28px; height: 28px; background: rgba(79, 70, 229, 0.08); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--primary); font-size: 12px; flex-shrink: 0; transition: transform 0.3s ease; }
.faq-item.active .faq-q .icon { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-item.active .faq-a { max-height: 400px; }
.faq-a .inner { padding: 0 24px 20px; font-size: 15px; color: var(--text-sub); line-height: 1.8; }

/* ===== CTA Banner ===== */
.cta-banner { background: var(--bg-deep); position: relative; overflow: hidden; padding: 100px 0; }
.cta-banner::before { content: ''; position: absolute; width: 400px; height: 400px; background: radial-gradient(circle, rgba(79, 70, 229, 0.2), transparent 70%); top: -100px; left: 10%; }
.cta-banner::after { content: ''; position: absolute; width: 300px; height: 300px; background: radial-gradient(circle, rgba(245, 158, 11, 0.1), transparent 70%); bottom: -80px; right: 10%; }
.cta-inner { position: relative; z-index: 2; text-align: center; max-width: 640px; margin: 0 auto; }
.cta-inner h2 { font-size: 36px; font-weight: 800; color: #fff; margin-bottom: 16px; line-height: 1.3; }
.cta-inner p { color: rgba(255, 255, 255, 0.75); font-size: 17px; line-height: 1.8; margin-bottom: 36px; }
.cta-inner .btn { margin: 0 6px; }

/* ===== Footer ===== */
.footer { background: var(--bg-deep); padding: 70px 0 0; position: relative; }
.footer-cta { background: rgba(255, 255, 255, 0.04); border-radius: var(--radius-lg); padding: 40px 48px; display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-bottom: 56px; flex-wrap: wrap; }
.footer-cta h3 { color: #fff; font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.footer-cta p { color: rgba(255, 255, 255, 0.6); font-size: 15px; }
.footer-cta .btn { flex-shrink: 0; }
.footer-grid { display: grid; grid-template-columns: 1.2fr 0.8fr 1fr; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255, 255, 255, 0.08); }
.footer-brand .logo-text { color: #fff; font-size: 20px; font-weight: 700; display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-brand .logo-mark { width: 40px; height: 40px; border-radius: 50%; background: var(--gradient-main); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; font-size: 16px; font-family: var(--font-num); }
.footer-brand p { color: rgba(255, 255, 255, 0.6); font-size: 15px; line-height: 1.8; max-width: 360px; }
.footer-col h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 20px; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul a { color: rgba(255, 255, 255, 0.6); font-size: 14px; transition: color 0.2s ease, padding-left 0.2s ease; }
.footer-col ul a:hover { color: #fff; padding-left: 4px; }
.footer-contact li { display: flex; align-items: flex-start; gap: 12px; color: rgba(255, 255, 255, 0.6); font-size: 14px; margin-bottom: 16px; line-height: 1.6; }
.footer-contact li i { color: var(--primary-light); margin-top: 4px; flex-shrink: 0; }
.footer-bottom { padding: 24px 0 32px; text-align: center; color: rgba(255, 255, 255, 0.4); font-size: 13px; }
.footer-bottom a { color: rgba(255, 255, 255, 0.5); }
.footer-bottom a:hover { color: #fff; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-content h1 { font-size: 38px; }
  .ladder-grid { grid-template-columns: repeat(2, 1fr); }
  .ladder-card:last-child { grid-column: 1 / -1; }
  .compare-grid { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .entry-grid { grid-template-columns: repeat(2, 1fr); }
  .form-wrap { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .countdown-banner { flex-direction: column; align-items: flex-start; padding: 40px 32px; }
  .countdown-timer { flex-wrap: wrap; }
  .dock-nav { display: none; }
  .nav-toggle { display: flex; }
  .dock-cta { display: none; }
  .dock-nav.open { display: flex; position: absolute; top: 60px; left: 16px; right: 16px; background: rgba(255, 255, 255, 0.98); border-radius: 20px; box-shadow: var(--shadow-nav); flex-direction: column; padding: 16px; gap: 4px; align-items: stretch; }
  .dock-nav.open a { padding: 14px 20px; text-align: center; }
}

@media (max-width: 767px) {
  .container { padding: 0 16px; }
  .section { padding: var(--space-section-mobile) 0; }
  .section-head { margin-bottom: 40px; }
  .section-head h2 { font-size: 26px; }
  .hero { padding: 140px 0 60px; }
  .hero-content h1 { font-size: 30px; line-height: 1.3; }
  .hero-content .hero-sub { font-size: 16px; }
  .hero-stats { gap: 24px; }
  .hero-stat .num { font-size: 26px; }
  .hero-visual .main-img { max-height: 300px; }
  .hero-float-card { display: none; }
  .ladder-grid { grid-template-columns: 1fr; }
  .ladder-card:last-child { grid-column: auto; }
  .news-grid { grid-template-columns: 1fr; }
  .entry-grid { grid-template-columns: 1fr; }
  .form-card { padding: 28px 20px; }
  .countdown-item { min-width: 60px; padding: 12px 16px; }
  .countdown-item .num { font-size: 28px; }
  .countdown-colon { font-size: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-cta { padding: 28px 20px; flex-direction: column; text-align: center; }
  .compare-card { padding: 24px; }
  .btn-lg { padding: 14px 32px; font-size: 15px; }
  .faq-q { padding: 16px 18px; font-size: 15px; }
  .cta-inner h2 { font-size: 28px; }
  .cta-banner { padding: 72px 0; }
}

/* roulang page: article */
:root {
  --primary: #4F46E5;
  --primary-dark: #4338CA;
  --gradient: linear-gradient(135deg, #4F46E5 0%, #7C3AED 50%, #A855F7 100%);
  --gradient-soft: linear-gradient(135deg, rgba(79,70,229,0.08) 0%, rgba(168,85,247,0.08) 100%);
  --accent: #F59E0B;
  --danger: #EF4444;
  --bg: #F8FAFC;
  --dark: #0F172A;
  --dark-deep: #1E1B4B;
  --card: #FFFFFF;
  --text: #0F172A;
  --text-sub: #475569;
  --text-muted: #94A3B8;
  --border: #E2E8F0;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-pill: 999px;
  --shadow: 0 4px 20px rgba(79,70,229,0.08);
  --shadow-hover: 0 12px 32px rgba(79,70,229,0.16);
  --shadow-dock: 0 8px 24px rgba(0,0,0,0.10);
  --container-w: 1200px;
  --space-section: 96px;
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color 0.2s ease; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: 14px; }

.container { max-width: var(--container-w); margin: 0 auto; padding: 0 24px; }
.section { padding: var(--space-section) 0; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 28px; border-radius: var(--radius-pill);
  font-size: 15px; font-weight: 600; line-height: 1.4;
  transition: all 0.25s ease; border: 1px solid transparent;
  white-space: nowrap; min-height: 44px;
}
.btn-primary {
  background: var(--gradient); color: #fff;
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.35);
}
.btn-primary:hover { filter: brightness(1.08); box-shadow: 0 8px 24px rgba(99, 102, 241, 0.45); transform: translateY(-2px); }
.btn-primary:focus-visible { outline: 3px solid rgba(79,70,229,0.4); outline-offset: 2px; }
.btn-ghost {
  background: #fff; color: var(--primary);
  border-color: rgba(79,70,229,0.35);
}
.btn-ghost:hover { background: rgba(79,70,229,0.06); border-color: var(--primary); transform: translateY(-2px); }
.btn-light {
  background: #fff; color: var(--primary);
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
}
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.18); }

/* ===== Dock Navigation ===== */
.dock {
  position: fixed; top: 16px; left: 50%; transform: translateX(-50%);
  z-index: 1000; width: calc(100% - 32px); max-width: 1240px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; background: rgba(255,255,255,0.94);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.6);
  box-shadow: var(--shadow-dock);
  border-radius: var(--radius-pill);
  padding: 10px 20px;
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.dock.scrolled { background: rgba(255,255,255,0.98); box-shadow: 0 10px 32px rgba(15,23,42,0.14); }
.dock-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 14px;
  background: var(--gradient); color: #fff;
  font-weight: 800; font-size: 16px; letter-spacing: -0.5px;
  box-shadow: 0 6px 16px rgba(99,102,241,0.3);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-text strong { font-size: 17px; font-weight: 700; color: var(--text); letter-spacing: 0.5px; }
.logo-text small { font-size: 10px; color: var(--text-muted); letter-spacing: 1.5px; font-weight: 500; }
.dock-nav { display: flex; align-items: center; gap: 4px; flex: 1; justify-content: center; }
.dock-nav a {
  padding: 8px 18px; border-radius: var(--radius-pill);
  font-size: 14px; font-weight: 500; color: var(--text-sub);
  transition: all 0.2s ease;
}
.dock-nav a:hover { color: var(--primary); background: rgba(79,70,229,0.06); }
.dock-nav a.active { color: #fff; background: var(--gradient); box-shadow: 0 4px 12px rgba(99,102,241,0.3); }
.dock-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.dock-search {
  width: 42px; height: 42px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--text-sub); background: rgba(148,163,184,0.1);
  transition: all 0.2s ease;
}
.dock-search:hover { background: rgba(79,70,229,0.1); color: var(--primary); }
.dock-cta { padding: 10px 24px; font-size: 14px; min-height: 42px; }
.nav-toggle { display: none; width: 42px; height: 42px; border-radius: 50%; align-items: center; justify-content: center; color: var(--text-sub); background: rgba(148,163,184,0.1); }

/* ===== Article Banner ===== */
.article-banner {
  position: relative; padding: 180px 0 72px;
  background: linear-gradient(135deg, #1E1B4B 0%, #312E81 48%, #4C1D95 100%);
  overflow: hidden; color: #fff;
}
.article-banner::before {
  content: ''; position: absolute; inset: 0;
  background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity: 0.18;
}
.article-banner::after {
  content: ''; position: absolute; top: -120px; right: -80px; width: 360px; height: 360px;
  background: radial-gradient(circle, rgba(168,85,247,0.35), transparent 70%);
  border-radius: 50%;
}
.article-banner .container { position: relative; z-index: 2; }
.breadcrumb {
  display: flex; align-items: center; flex-wrap: wrap; gap: 8px;
  font-size: 13px; color: rgba(255,255,255,0.7); margin-bottom: 24px;
}
.breadcrumb a { color: rgba(255,255,255,0.75); transition: color 0.2s ease; }
.breadcrumb a:hover { color: #fff; }
.crumb-sep { font-size: 10px; color: rgba(255,255,255,0.4); }
.crumb-current {
  max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  color: rgba(255,255,255,0.95);
}
.article-banner h1 {
  font-size: 40px; font-weight: 800; line-height: 1.3;
  max-width: 820px; margin-bottom: 20px; letter-spacing: 0.5px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.2);
}
.article-meta { display: flex; flex-wrap: wrap; gap: 20px; font-size: 14px; color: rgba(255,255,255,0.78); }
.article-meta span { display: inline-flex; align-items: center; gap: 8px; }
.article-meta i { opacity: 0.7; }

/* ===== Article Body ===== */
.article-section { padding: 64px 0 72px; position: relative; }
.article-section::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--gradient);
}
.article-layout { max-width: 780px; margin: 0 auto; }
.article-card {
  background: var(--card); border-radius: var(--radius-lg);
  box-shadow: var(--shadow); padding: 48px 56px;
  border: 1px solid rgba(226,232,240,0.7);
}
.article-content { font-size: 17px; line-height: 2; color: #334155; word-break: break-word; }
.article-content > p:first-of-type { font-size: 18px; color: #1E293B; }
.article-content p { margin-bottom: 26px; }
.article-content h2 { font-size: 26px; font-weight: 700; color: var(--text); margin: 44px 0 18px; line-height: 1.45; }
.article-content h3 { font-size: 21px; font-weight: 700; color: var(--text); margin: 36px 0 14px; line-height: 1.5; }
.article-content h4 { font-size: 18px; font-weight: 600; color: var(--text); margin: 28px 0 12px; }
.article-content img { border-radius: 16px; margin: 28px 0; box-shadow: 0 8px 24px rgba(15,23,42,0.1); }
.article-content a { color: var(--primary); text-decoration: underline; text-underline-offset: 4px; }
.article-content a:hover { color: var(--primary-dark); }
.article-content ul { margin: 20px 0 28px; padding-left: 4px; }
.article-content ul li { position: relative; padding-left: 26px; margin-bottom: 12px; }
.article-content ul li::before {
  content: ''; position: absolute; left: 2px; top: 11px;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--gradient);
}
.article-content ol { margin: 20px 0 28px; padding-left: 24px; counter-reset: article-ol; }
.article-content ol li { counter-increment: article-ol; position: relative; padding-left: 8px; margin-bottom: 12px; }
.article-content ol li::marker { color: var(--primary); font-weight: 700; }
.article-content blockquote {
  position: relative; margin: 32px 0; padding: 24px 28px;
  background: var(--gradient-soft); border-radius: 0 16px 16px 0;
  font-size: 16px; color: #334155; font-style: normal;
  overflow: hidden;
}
.article-content blockquote::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
  background: var(--gradient);
}
.article-content blockquote p { margin-bottom: 0; }
.article-content table { width: 100%; border-collapse: collapse; margin: 28px 0; font-size: 15px; }
.article-content table th {
  background: var(--gradient-soft); color: var(--text); font-weight: 600;
  padding: 12px 16px; text-align: left; border: 1px solid var(--border);
}
.article-content table td { padding: 12px 16px; border: 1px solid var(--border); color: var(--text-sub); }
.article-content hr { border: none; border-top: 1px solid var(--border); margin: 40px 0; }
.article-content code { background: #F1F5F9; border-radius: 6px; padding: 2px 8px; font-size: 14px; color: #7C3AED; }

/* ===== Article Empty ===== */
.article-empty { text-align: center; padding: 72px 24px; }
.empty-icon {
  width: 84px; height: 84px; margin: 0 auto 24px;
  border-radius: 50%; background: var(--gradient-soft);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary); font-size: 32px;
}
.article-empty h2 { font-size: 24px; margin-bottom: 12px; }
.article-empty p { color: var(--text-sub); margin-bottom: 28px; max-width: 400px; margin-left: auto; margin-right: auto; }

/* ===== Bottom Nav ===== */
.article-bottom-nav {
  display: flex; justify-content: center; padding-top: 40px; margin-top: 40px;
  border-top: 1px solid var(--border);
}

/* ===== Related Section ===== */
.related-section { padding: var(--space-section) 0; background: #fff; }
.section-head { text-align: center; margin-bottom: 48px; }
.section-head h2 { font-size: 32px; font-weight: 800; letter-spacing: 0.5px; position: relative; display: inline-block; }
.section-head h2::after {
  content: ''; display: block; width: 56px; height: 5px; margin: 16px auto 0;
  background: var(--gradient); border-radius: 999px;
}
.section-head p { margin-top: 14px; color: var(--text-sub); font-size: 16px; }
.related-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.related-card {
  background: var(--card); border-radius: var(--radius-lg);
  overflow: hidden; border: 1px solid var(--border);
  transition: all 0.28s ease; box-shadow: 0 2px 12px rgba(15,23,42,0.04);
}
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); border-color: rgba(79,70,229,0.35); }
.related-cover { position: relative; height: 200px; overflow: hidden; }
.related-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.related-card:hover .related-cover img { transform: scale(1.05); }
.related-cover::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(15,23,42,0.25), transparent 60%);
}
.related-body { padding: 24px; }
.related-tag {
  display: inline-block; padding: 4px 14px; border-radius: 999px;
  font-size: 12px; font-weight: 600; color: var(--primary);
  background: rgba(79,70,229,0.08); margin-bottom: 12px;
}
.related-body h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; line-height: 1.5; }
.related-body p { font-size: 14px; color: var(--text-sub); margin-bottom: 18px; line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-link { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; color: var(--primary); }
.related-link i { transition: transform 0.25s ease; }
.related-link:hover i { transform: translateX(4px); }

/* ===== CTA Section ===== */
.cta-section {
  padding: var(--space-section) 0;
  background: linear-gradient(135deg, #0F172A 0%, #1E1B4B 60%, #312E81 100%);
  position: relative; overflow: hidden;
}
.cta-section::before {
  content: ''; position: absolute; top: -80px; right: -40px; width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(168,85,247,0.4), transparent 70%);
  border-radius: 50%;
}
.cta-section::after {
  content: ''; position: absolute; bottom: -100px; left: -60px; width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(245,158,11,0.18), transparent 70%);
  border-radius: 50%;
}
.cta-inner {
  position: relative; z-index: 2; text-align: center; max-width: 640px; margin: 0 auto;
}
.cta-inner h2 { color: #fff; font-size: 34px; font-weight: 800; margin-bottom: 16px; letter-spacing: 0.5px; }
.cta-inner p { color: rgba(255,255,255,0.75); font-size: 17px; margin-bottom: 32px; }
.cta-btns { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ===== Footer ===== */
.footer { background: #0F172A; color: #CBD5E1; padding-top: 0; }
.footer-cta {
  max-width: var(--container-w); margin: 0 auto; padding: 48px 0;
  display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap;
  border-bottom: 1px solid rgba(148,163,184,0.15);
}
.footer-cta h3 { color: #fff; font-size: 24px; font-weight: 700; margin-bottom: 8px; }
.footer-cta p { color: rgba(203,213,225,0.8); font-size: 15px; }
.footer-grid {
  max-width: var(--container-w); margin: 0 auto; padding: 64px 24px 48px;
  display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 48px;
}
.footer-brand .logo-text { display: flex; flex-direction: row; align-items: center; gap: 10px; margin-bottom: 20px; }
.footer-brand p { font-size: 14px; line-height: 1.9; color: rgba(203,213,225,0.75); max-width: 360px; }
.footer-col h4 { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 20px; letter-spacing: 0.5px; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul li a { color: rgba(203,213,225,0.75); font-size: 14px; transition: color 0.2s ease, padding-left 0.2s ease; }
.footer-col ul li a:hover { color: #fff; padding-left: 4px; }
.footer-contact li { display: flex; align-items: center; gap: 12px; font-size: 14px; color: rgba(203,213,225,0.75); }
.footer-contact i { color: #A78BFA; width: 16px; }
.footer-bottom {
  border-top: 1px solid rgba(148,163,184,0.12);
  padding: 24px 0; text-align: center;
}
.footer-bottom p { font-size: 13px; color: rgba(148,163,184,0.7); }
.footer-bottom a { color: rgba(148,163,184,0.85); }
.footer-bottom a:hover { color: #fff; }

/* ===== Responsive ===== */
@media (max-width: 1023px) {
  .dock-nav a { padding: 8px 12px; font-size: 13px; }
  .dock-cta { padding: 10px 18px; font-size: 13px; }
  .related-grid { grid-template-columns: 1fr 1fr; }
  .article-card { padding: 40px; }
}
@media (max-width: 767px) {
  :root { --space-section: 56px; }
  .dock { flex-wrap: wrap; padding: 12px 16px; border-radius: 24px; gap: 8px; }
  .dock-nav {
    display: none; width: 100%; flex-direction: column; align-items: stretch;
    padding: 12px 0 4px; border-top: 1px solid var(--border); margin-top: 4px;
  }
  .dock-nav.open { display: flex; }
  .dock-nav a { padding: 12px 16px; text-align: center; font-size: 15px; border-radius: 14px; }
  .nav-toggle { display: inline-flex; }
  .dock-cta span { display: none; }
  .dock-cta { width: 42px; padding: 0; }
  .article-banner { padding: 140px 0 48px; }
  .article-banner h1 { font-size: 28px; }
  .article-meta { gap: 12px; font-size: 13px; }
  .article-section { padding: 40px 0 56px; }
  .article-card { padding: 28px 20px; border-radius: 16px; }
  .article-content { font-size: 16px; line-height: 1.9; }
  .article-content h2 { font-size: 22px; }
  .article-content h3 { font-size: 18px; }
  .article-content blockquote { padding: 18px 20px; }
  .related-grid { grid-template-columns: 1fr; gap: 20px; }
  .related-cover { height: 180px; }
  .section-head h2 { font-size: 26px; }
  .cta-inner h2 { font-size: 26px; }
  .cta-btns { flex-direction: column; align-items: center; }
  .cta-btns .btn { width: 100%; max-width: 280px; }
  .footer-cta { padding: 40px 24px; justify-content: center; text-align: center; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; padding: 48px 24px 32px; }
  .footer-brand p { max-width: 100%; }
  .crumb-current { max-width: 160px; }
}
@media (max-width: 520px) {
  .article-banner h1 { font-size: 24px; }
  .article-meta { flex-direction: column; gap: 6px; }
  .breadcrumb { font-size: 12px; }
}

/* roulang page: category1 */
/* ========== 设计变量 ========== */
:root {
  --primary: #4F46E5;
  --primary-dark: #4338CA;
  --primary-light: #818CF8;
  --gradient: linear-gradient(135deg, #4F46E5 0%, #7C3AED 50%, #A855F7 100%);
  --accent: #F59E0B;
  --danger: #EF4444;
  --bg: #F8FAFC;
  --dark: #0F172A;
  --dark-soft: #1E1B4B;
  --card-bg: #FFFFFF;
  --text: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --border: #E2E8F0;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 4px 20px rgba(79, 70, 229, 0.08);
  --shadow-hover: 0 12px 32px rgba(79, 70, 229, 0.16);
  --shadow-dock: 0 8px 24px rgba(0, 0, 0, 0.10);
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --transition: 0.2s ease;
}

/* ========== Reset / Base ========== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

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

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

/* ========== 按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 15px;
  line-height: 1.4;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn i {
  font-size: 14px;
}

.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 15px rgba(79, 70, 229, 0.35);
}

.btn-primary:hover {
  filter: brightness(1.08);
  box-shadow: 0 6px 22px rgba(79, 70, 229, 0.48);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 10px rgba(79, 70, 229, 0.3);
}

.btn-outline {
  background: #fff;
  color: var(--primary);
  border: 1.5px solid rgba(79, 70, 229, 0.3);
}

.btn-outline:hover {
  border-color: var(--primary);
  background: rgba(79, 70, 229, 0.05);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.12);
}

.btn-outline-light {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.6);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
  transform: translateY(-2px);
}

/* ========== Dock 导航 ========== */
.dock {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-dock);
  border: 1px solid rgba(255, 255, 255, 0.4);
  max-width: calc(100% - 32px);
  transition: background 0.3s ease;
}

.dock.scrolled {
  background: rgba(255, 255, 255, 0.96);
}

.dock-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 8px;
  border-radius: var(--radius-pill);
  transition: background var(--transition);
}

.dock-logo:hover {
  background: rgba(79, 70, 229, 0.06);
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.5px;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.4);
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  font-weight: 700;
  font-size: 16px;
  color: var(--text);
  line-height: 1.2;
  white-space: nowrap;
}

.logo-text small {
  font-size: 10px;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-top: 2px;
}

.dock-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.dock-nav a {
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.dock-nav a:hover {
  color: var(--primary);
  background: rgba(79, 70, 229, 0.06);
}

.dock-nav a.active {
  color: var(--primary);
  background: rgba(79, 70, 229, 0.12);
  font-weight: 600;
}

.dock-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.dock-actions .btn {
  padding: 9px 22px;
  font-size: 14px;
}

.dock-search {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  color: var(--text-secondary);
  font-size: 15px;
  transition: all var(--transition);
}

.dock-search:hover {
  background: rgba(79, 70, 229, 0.08);
  color: var(--primary);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  font-size: 17px;
  color: var(--text);
  transition: all var(--transition);
}

.nav-toggle:hover {
  background: rgba(79, 70, 229, 0.08);
}

/* ========== 页脚 ========== */
.footer {
  background: var(--dark);
  color: #CBD5E1;
  padding: 0;
}

.footer-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 40px 48px;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.4), rgba(124, 58, 237, 0.3));
  border-radius: var(--radius-lg);
  margin: 0 auto;
  max-width: 1152px;
  position: relative;
  top: -40px;
}

.footer-cta h3 {
  color: #fff;
  font-size: 22px;
  margin-bottom: 4px;
}

.footer-cta p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding: 24px 0 40px;
}

.footer-brand .logo-text {
  font-size: 18px;
  color: #fff;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: #8E99AB;
  max-width: 320px;
}

.footer-col h4 {
  color: #fff;
  font-size: 15px;
  margin-bottom: 16px;
  font-weight: 600;
}

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

.footer-col ul li a {
  color: #8E99AB;
  font-size: 14px;
  transition: color var(--transition);
}

.footer-col ul li a:hover {
  color: var(--primary-light);
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #8E99AB;
  font-size: 14px;
}

.footer-contact li i {
  width: 16px;
  color: var(--primary-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: #64748B;
}

.footer-bottom a {
  color: #64748B;
  transition: color var(--transition);
}

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

/* ========== 面包屑 ========== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 32px;
  flex-wrap: wrap;
}

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

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

.breadcrumb .sep {
  opacity: 0.6;
}

.breadcrumb .current {
  color: var(--text-secondary);
  font-weight: 500;
}

/* ========== 分类 Hero ========== */
.category-hero {
  position: relative;
  padding: 140px 0 80px;
  background: linear-gradient(135deg, #EEF2FF 0%, #F5F3FF 50%, #F0F0FF 100%);
  overflow: hidden;
}

.category-hero::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -120px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.2), transparent 70%);
}

.category-hero::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -80px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.16), transparent 70%);
}

.category-hero .container {
  position: relative;
  z-index: 1;
}

.category-hero-content {
  max-width: 780px;
}

.category-hero-content h1 {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--text);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.category-hero-content h1 .highlight {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 600px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 720px;
}

.stat-item {
  background: rgba(255, 255, 255, 0.7);
  border-radius: 16px;
  padding: 20px 16px;
  text-align: center;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  transition: all var(--transition);
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  background: rgba(255, 255, 255, 0.9);
}

.stat-num {
  display: block;
  font-size: 28px;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.5px;
}

.stat-label {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ========== 分类介绍 ========== */
.category-intro {
  padding: 80px 0;
  background: #fff;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.intro-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.intro-image img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.intro-image:hover img {
  transform: scale(1.02);
}

.intro-content h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
  line-height: 1.4;
}

.intro-content p {
  color: var(--text-secondary);
  font-size: 15.5px;
  line-height: 1.9;
  margin-bottom: 16px;
}

.intro-list {
  margin-top: 20px;
}

.intro-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  font-size: 15px;
  color: var(--text);
  border-bottom: 1px solid #F1F5F9;
}

.intro-list li:last-child {
  border-bottom: none;
}

.intro-list li i {
  color: var(--primary);
  font-size: 17px;
}

/* ========== 服务卡片 ========== */
.services-section {
  padding: 80px 0;
  background: var(--bg);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-header h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}

.section-header p {
  font-size: 15px;
  color: var(--text-muted);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(226, 232, 240, 0.6);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(79, 70, 229, 0.3);
}

.service-card-image {
  height: 180px;
  overflow: hidden;
  position: relative;
}

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

.service-card:hover .service-card-image img {
  transform: scale(1.04);
}

.service-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.1), transparent);
}

.service-card-content {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.service-card-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--gradient);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 17px;
  margin-bottom: 16px;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.service-card h3 {
  font-size: 19px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.service-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.75;
  flex: 1;
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 500;
  margin-top: 16px;
  transition: gap var(--transition);
}

.service-card-link:hover {
  gap: 10px;
}

/* ========== 数据统计深色区 ========== */
.stats-section {
  padding: 64px 0;
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-soft) 100%);
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -60px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.4), transparent 70%);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.stats-item {
  padding: 24px 16px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(4px);
  transition: all var(--transition);
}

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

.stats-number {
  display: block;
  font-size: 40px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.stats-label {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}

/* ========== 适用场景 ========== */
.scenarios-section {
  padding: 80px 0;
  background: #fff;
}

.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.scenario-card {
  display: flex;
  gap: 20px;
  padding: 32px;
  background: var(--bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.scenario-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  border-color: rgba(79, 70, 229, 0.3);
  background: #fff;
}

.scenario-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.3);
}

.scenario-content h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.scenario-content p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ========== 服务流程 ========== */
.process-section {
  padding: 80px 0;
  background: var(--bg);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  counter-reset: step;
}

.process-step {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  border: 1px solid var(--border);
  position: relative;
  transition: all var(--transition);
  box-shadow: var(--shadow-card);
}

.process-step:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(79, 70, 229, 0.3);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 16px;
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.35);
}

.process-step h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.process-step p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ========== FAQ ========== */
.faq-section {
  padding: 80px 0;
  background: #fff;
}

.faq-list {
  max-width: 780px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg);
  border-radius: 16px;
  border: 1px solid var(--border);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all var(--transition);
}

.faq-item:hover {
  border-color: rgba(79, 70, 229, 0.3);
  box-shadow: var(--shadow-card);
}

.faq-item summary {
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: color var(--transition);
}

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

.faq-item summary::after {
  content: '\f078';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 13px;
  color: var(--text-muted);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item[open] summary {
  color: var(--primary);
}

.faq-item[open] summary::after {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-item p {
  padding: 0 24px 20px;
  font-size: 14.5px;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ========== CTA 区 ========== */
.cta-section {
  padding: 60px 0 100px;
  background: var(--bg);
}

.cta-box {
  background: var(--dark);
  background-image: linear-gradient(135deg, rgba(79, 70, 229, 0.5), rgba(168, 85, 247, 0.3)), url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  border-radius: 24px;
  padding: 56px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 80% 20%, rgba(245, 158, 11, 0.25), transparent 40%);
}

.cta-text {
  position: relative;
  z-index: 1;
}

.cta-text h2 {
  color: #fff;
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 10px;
}

.cta-text p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 15px;
}

.cta-actions {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ========== 响应式 ========== */
@media (max-width: 1023px) {
  .dock-nav {
    display: none;
    position: absolute;
    top: calc(100% + 12px);
    left: 12px;
    right: 12px;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(16px);
    border-radius: 20px;
    box-shadow: var(--shadow-hover);
    padding: 16px;
    flex-direction: column;
    align-items: stretch;
    border: 1px solid var(--border);
  }

  .dock-nav.open {
    display: flex;
  }

  .dock-nav a {
    padding: 14px 20px;
    border-radius: 12px;
    font-size: 15px;
  }

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

  .dock-search {
    display: none;
  }

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

  .process-steps {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .footer-cta {
    top: 0;
    margin-top: -40px;
    padding: 32px;
  }
}

@media (max-width: 767px) {
  .dock {
    left: 16px;
    right: 16px;
    transform: none;
    width: auto;
    top: 12px;
    padding: 8px 12px;
  }

  .dock-logo .logo-text small {
    display: none;
  }

  .logo-text {
    font-size: 15px;
  }

  .dock-cta {
    display: none;
  }

  .category-hero {
    padding: 110px 0 56px;
  }

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

  .hero-subtitle {
    font-size: 16px;
  }

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

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

  .intro-image img {
    height: 240px;
  }

  .intro-content h2 {
    font-size: 24px;
  }

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

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

  .scenario-card {
    padding: 24px;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .stats-number {
    font-size: 30px;
  }

  .faq-item summary {
    font-size: 15px;
    padding: 18px 20px;
  }

  .cta-box {
    padding: 36px 24px;
  }

  .cta-text h2 {
    font-size: 23px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 32px 0;
  }

  .footer-brand p {
    max-width: none;
  }

  .footer-cta {
    padding: 24px;
  }
}

@media (max-width: 480px) {
  .hero-stats {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .stat-num {
    font-size: 24px;
  }

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

  .hero-actions .btn {
    width: 100%;
  }

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

/* 焦点可见性 */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* roulang page: category2 */
:root {
  --primary: #4F46E5;
  --primary-light: #7C3AED;
  --primary-lighter: #A855F7;
  --gradient: linear-gradient(135deg, #4F46E5 0%, #7C3AED 50%, #A855F7 100%);
  --gold: #F59E0B;
  --gold-light: #FBBF24;
  --red: #EF4444;
  --bg: #F8FAFC;
  --bg-deep: #0F172A;
  --bg-indigo: #1E1B4B;
  --card: #FFFFFF;
  --text: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --border: #E2E8F0;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 20px rgba(79, 70, 229, 0.08);
  --shadow-hover: 0 12px 32px rgba(79, 70, 229, 0.16);
  --shadow-dock: 0 8px 24px rgba(0, 0, 0, 0.10);
  --space-section: 96px;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif;
  --font-num: "Inter", "DIN Alternate", "Segoe UI", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: color 0.2s ease; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: 1rem; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: var(--space-section) 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-head h2 { font-size: 2rem; font-weight: 700; line-height: 1.3; margin-bottom: 12px; } 
.section-head p { color: var(--text-secondary); font-size: 1.0625rem; }
.tag-chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: linear-gradient(135deg, #EEF2FF, #F5F3FF);
  border: 1px solid #C7D2FE;
  color: var(--primary); font-size: 0.8125rem; font-weight: 600;
  padding: 4px 14px; border-radius: 999px; margin-bottom: 16px;
}
.tag-chip i { font-size: 0.75rem; }

/* ---------- Dock Navigation ---------- */
.dock {
  position: fixed; top: 16px; left: 50%; transform: translateX(-50%);
  z-index: 1000; width: calc(100% - 48px); max-width: 1180px;
  background: rgba(255,255,255,0.85); backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.4);
  box-shadow: var(--shadow-dock);
  border-radius: 999px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 10px 20px;
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.dock:hover { background: rgba(255,255,255,0.95); }
.dock-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-mark {
  width: 38px; height: 38px; border-radius: 12px;
  background: var(--gradient); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 0.9375rem; font-family: var(--font-num);
  letter-spacing: -0.5px;
  box-shadow: 0 4px 12px rgba(79,70,229,0.35);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-text span { font-weight: 700; font-size: 1.0625rem; letter-spacing: 0.2px; }
.logo-text small { font-size: 0.625rem; color: var(--text-muted); letter-spacing: 1.6px; font-family: var(--font-num); }
.dock-nav { display: flex; align-items: center; gap: 4px; }
.dock-nav a {
  padding: 8px 18px; border-radius: 999px; font-size: 0.9375rem;
  color: var(--text-secondary); font-weight: 500; white-space: nowrap;
  transition: all 0.2s ease;
}
.dock-nav a:hover { color: var(--primary); background: #EEF2FF; }
.dock-nav a.active {
  color: #fff; background: var(--gradient); font-weight: 600;
  box-shadow: 0 4px 14px rgba(79,70,229,0.35);
}
.dock-actions { display: flex; align-items: center; gap: 10px; }
.dock-search {
  width: 38px; height: 38px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary); font-size: 0.9rem;
  transition: background 0.2s, color 0.2s;
}
.dock-search:hover { background: #EEF2FF; color: var(--primary); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 24px; border-radius: 999px; font-weight: 600;
  font-size: 0.9375rem; line-height: 1.2; text-align: center;
  transition: all 0.25s ease; min-height: 44px; white-space: nowrap;
}
.btn i { font-size: 0.875rem; }
.btn-primary {
  background: var(--gradient); color: #fff;
  box-shadow: 0 4px 16px rgba(79,70,229,0.4);
}
.btn-primary:hover {
  filter: brightness(1.05);
  box-shadow: 0 8px 24px rgba(79,70,229,0.5);
  transform: translateY(-2px);
  color: #fff;
}
.btn-secondary {
  background: #fff; color: var(--primary);
  border: 1.5px solid var(--primary);
}
.btn-secondary:hover { background: #EEF2FF; transform: translateY(-2px); }
.btn-ghost { background: rgba(255,255,255,0.15); color: #fff; border: 1.5px solid rgba(255,255,255,0.6); }
.btn-ghost:hover { background: rgba(255,255,255,0.25); color: #fff; }
.btn-lg { padding: 14px 34px; font-size: 1rem; min-height: 50px; }
.nav-toggle { display: none; width: 38px; height: 38px; border-radius: 50%; align-items: center; justify-content: center; font-size: 1rem; color: var(--text); background: #F1F5F9; }

/* ---------- Hero ---------- */
.hero {
  position: relative; padding: 160px 0 80px; overflow: hidden;
  background: var(--bg);
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.12; }
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(124,58,237,0.18), transparent 45%),
              radial-gradient(circle at 20% 80%, rgba(245,158,11,0.10), transparent 40%);
}
.hero-content { position: relative; z-index: 2; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
.hero-copy h1 {
  font-size: clamp(2.125rem, 4vw, 3rem); font-weight: 800; line-height: 1.2;
  margin-bottom: 16px; letter-spacing: -0.5px;
}
.hero-copy h1 .grad { background: var(--gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero-copy .subtitle { font-size: 1.0625rem; color: var(--text-secondary); max-width: 520px; margin-bottom: 24px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-stats { display: flex; gap: 24px; flex-wrap: wrap; }
.stat-item { display: flex; flex-direction: column; }
.stat-num { font-family: var(--font-num); font-size: 1.625rem; font-weight: 700; color: var(--primary); line-height: 1.2; }
.stat-label { font-size: 0.8125rem; color: var(--text-muted); }
.hero-visual { position: relative; }
.hero-visual-card {
  background: var(--card); border-radius: var(--radius-lg); padding: 20px;
  box-shadow: var(--shadow); border: 1px solid var(--border); position: relative;
  overflow: hidden;
}
.hero-visual-card::before {
  content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 4px;
  background: var(--gradient);
}
.hero-visual-card img { border-radius: var(--radius-md); aspect-ratio: 4/3; width: 100%; object-fit: cover; }
.hero-float-card {
  position: absolute; bottom: -18px; left: -24px; background: #fff;
  border-radius: 14px; box-shadow: var(--shadow-hover); padding: 12px 18px;
  display: flex; align-items: center; gap: 12px; border: 1px solid var(--border);
}
.hero-float-card i { width: 36px; height: 36px; border-radius: 10px; background: linear-gradient(135deg, #EEF2FF, #F5F3FF); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 0.875rem; }
.hero-float-card strong { font-size: 0.9375rem; font-weight: 700; display: block; line-height: 1.3; }
.hero-float-card span { font-size: 0.75rem; color: var(--text-muted); }
@media (max-width: 768px) { .hero-float-card { left: 8px; bottom: -16px; } }

/* ---------- Benefits / 核心优势 ---------- */
.benefits { position: relative; padding: var(--space-section) 0 0; margin-top: -24px; }
.benefits .section-head { margin-bottom: 40px; }
.benefit-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.benefit-card {
  background: var(--card); border-radius: var(--radius-lg); padding: 30px 24px;
  border: 1px solid var(--border); box-shadow: var(--shadow);
  transition: all 0.25s ease; position: relative; overflow: hidden;
}
.benefit-card::after {
  content: ""; position: absolute; top: 0; left: 0; width: 4px; height: 100%;
  background: var(--gradient); opacity: 0; transition: opacity 0.25s ease;
}
.benefit-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: rgba(79,70,229,0.4); }
.benefit-card:hover::after { opacity: 1; }
.benefit-icon {
  width: 54px; height: 54px; border-radius: 16px; margin-bottom: 20px;
  background: linear-gradient(135deg, #EEF2FF, #F5F3FF);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary); font-size: 1.375rem;
  transition: transform 0.25s ease;
}
.benefit-card:hover .benefit-icon { transform: scale(1.06); }
.benefit-card h3 { font-size: 1.125rem; font-weight: 700; margin-bottom: 8px; }
.benefit-card p { font-size: 0.9375rem; color: var(--text-secondary); }

/* ---------- Process / 流程 ---------- */
.process {
  background: linear-gradient(180deg, var(--bg) 0%, #EEF2FF 100%);
}
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; counter-reset: step; }
.process-step { position: relative; text-align: center; padding: 0 8px; }
.process-step::before {
  counter-increment: step; content: "0" counter(step);
  display: block; font-family: var(--font-num); font-weight: 800;
  font-size: 2.5rem; line-height: 1; margin-bottom: 14px;
  background: var(--gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  opacity: 0.85;
}
.process-step h3 { font-size: 1.125rem; font-weight: 700; margin-bottom: 8px; }
.process-step p { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.6; }
.process-step::after {
  content: "→"; position: absolute; top: 24px; right: -22px;
  color: var(--gold); font-size: 1.25rem; font-weight: 700;
}
.process-step:last-child::after { display: none; }
@media (max-width: 1023px) { .process-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; } .process-step::after { display: none; } }
@media (max-width: 767px) { .process-grid { grid-template-columns: 1fr; } .process-step { max-width: 280px; margin: 0 auto; } }

/* ---------- Solution Packages ---------- */
.packages { background: var(--card); }
.packages-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; align-items: stretch; }
.package-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 32px 26px; position: relative; box-shadow: var(--shadow);
  transition: all 0.25s ease; display: flex; flex-direction: column;
}
.package-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.package-card.popular { border: 2px solid var(--primary); box-shadow: 0 12px 40px rgba(79,70,229,0.15); }
.package-tag {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--gradient); color: #fff; font-size: 0.75rem; font-weight: 700;
  padding: 4px 18px; border-radius: 999px; letter-spacing: 1px; white-space: nowrap;
}
.package-name { font-size: 1.25rem; font-weight: 700; margin-bottom: 6px; }
.package-desc { font-size: 0.875rem; color: var(--text-secondary); margin-bottom: 20px; }
.package-price { margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.package-price .price-num { font-family: var(--font-num); font-size: 2rem; font-weight: 800; color: var(--primary); }
.package-price .price-num small { font-size: 1rem; font-weight: 500; color: var(--text-muted); }
.package-price:not(.no-price) .price-num { display: flex; align-items: baseline; gap: 4px; }
.package-price .price-sub { color: var(--text-muted); font-size: 0.8125rem; margin-top: 4px; display: block; }
.package-features { flex: 1; margin-bottom: 24px; }
.package-features li {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 7px 0; font-size: 0.9375rem; color: var(--text);
}
.package-features i { color: var(--primary); font-size: 0.8125rem; margin-top: 5px; }
.package-features li.no i { color: var(--red); }
.package-features li.no { color: var(--text-muted); text-decoration: line-through; }
.package-btn { width: 100%; }
.package-note { text-align: center; margin-top: 32px; color: var(--text-muted); font-size: 0.8125rem; }

/* ---------- Scenarios / 服务场景 ---------- */
.scenarios { background: var(--bg); }
.scenario-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.scenario-card {
  background: #fff; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border); box-shadow: var(--shadow);
  transition: all 0.25s ease;
}
.scenario-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: rgba(79,70,229,0.4); }
.scenario-img-wrap { position: relative; aspect-ratio: 16/9; overflow: hidden; }
.scenario-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.scenario-card:hover .scenario-img-wrap img { transform: scale(1.04); }
.scenario-img-wrap::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(15,23,42,0.35), transparent 60%);
}
.scenario-body { padding: 22px 22px 0; }
.scenario-body h3 { font-size: 1.0625rem; font-weight: 700; margin-bottom: 6px; }
.scenario-body p { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.6; }
.scenario-link { display: inline-flex; align-items: center; gap: 6px; color: var(--primary); font-size: 0.875rem; font-weight: 600; padding: 10px 22px 18px; }
.scenario-link:hover { color: var(--primary-lighter); }
.scenario-link i { transition: transform 0.2s ease; font-size: 0.75rem; }
.scenario-link:hover i { transform: translateX(4px); }

/* ---------- Data Stats ---------- */
.stats-band {
  background: var(--bg-indigo); padding: 64px 0; position: relative; overflow: hidden;
}
.stats-band::before {
  content: ""; position: absolute; top: -80px; right: -80px; width: 320px; height: 320px;
  border-radius: 50%; background: radial-gradient(circle, rgba(168,85,247,0.3), transparent 70%);
}
.stats-band::after {
  content: ""; position: absolute; bottom: -80px; left: -80px; width: 320px; height: 320px;
  border-radius: 50%; background: radial-gradient(circle, rgba(79,70,229,0.3), transparent 70%);
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; position: relative; z-index: 2; }
.stats-cell { text-align: center; }
.stats-cell .num { font-family: var(--font-num); font-size: 2.5rem; font-weight: 800; color: #fff; line-height: 1.2; }
.stats-cell .num i { font-style: normal; color: var(--gold); font-size: 1.875rem; margin-right: 2px; }
.stats-cell .label { color: rgba(255,255,255,0.7); font-size: 0.9375rem; margin-top: 6px; }

/* ---------- FAQ ---------- */
.faq { background: #fff; }
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--border); border-radius: var(--radius-md);
  margin-bottom: 12px; overflow: hidden; transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.faq-item:hover { border-color: rgba(79,70,229,0.3); box-shadow: 0 2px 12px rgba(79,70,229,0.06); }
.faq-q {
  width: 100%; padding: 20px 24px; display: flex; align-items: center; justify-content: space-between;
  font-size: 1rem; font-weight: 600; color: var(--text); text-align: left; gap: 16px;
}
.faq-q i { color: var(--primary); font-size: 0.875rem; flex-shrink: 0; transition: transform 0.3s ease; }
.faq-item.active .faq-q i { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-item.active .faq-a { max-height: 300px; }
.faq-a p { padding: 0 24px 20px; color: var(--text-secondary); font-size: 0.9375rem; line-height: 1.7; }

/* ---------- CTA ---------- */
.cta-band {
  background: var(--gradient); padding: 72px 0; position: relative; overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background-image: radial-gradient(rgba(255,255,255,0.12) 1px, transparent 1px);
  background-size: 24px 24px;
}
.cta-wrap { display: flex; align-items: center; justify-content: space-between; gap: 32px; position: relative; z-index: 2; flex-wrap: wrap; }
.cta-copy h2 { color: #fff; font-size: 2rem; font-weight: 700; margin-bottom: 8px; line-height: 1.3; }
.cta-copy p { color: rgba(255,255,255,0.85); font-size: 1.0625rem; }
.cta-actions { display: flex; gap: 14px; flex-wrap: wrap; }
@media (max-width: 767px) { .cta-wrap { flex-direction: column; text-align: center; align-items: center; } }

/* ---------- Contact / 咨询 ---------- */
.contact { background: #fff; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: flex-start; }
.contact-info h2 { font-size: 2rem; font-weight: 700; margin-bottom: 12px; }
.contact-info p { color: var(--text-secondary); margin-bottom: 28px; }
.contact-points { display: flex; flex-direction: column; gap: 20px; }
.contact-point { display: flex; gap: 14px; align-items: flex-start; }
.contact-point i {
  width: 44px; height: 44px; border-radius: 12px; background: #EEF2FF; color: var(--primary);
  display: flex; align-items: center; justify-content: center; font-size: 0.9375rem; flex-shrink: 0;
}
.contact-point strong { font-size: 0.9375rem; font-weight: 700; display: block; margin-bottom: 2px; }
.contact-point span { font-size: 0.875rem; color: var(--text-secondary); }
.contact-form-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 36px 32px; box-shadow: var(--shadow);
}
.contact-form-card h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 24px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 0.8125rem; font-weight: 600; margin-bottom: 6px; color: var(--text); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 12px 16px; border: 1px solid var(--border); border-radius: var(--radius-md);
  background: #fff; font-size: 0.9375rem; color: var(--text); outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79,70,229,0.1);
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-group input.error, .form-group textarea.error, .form-group select.error { border-color: var(--red); }
.error-msg { display: none; color: var(--red); font-size: 0.8125rem; margin-top: 4px; }
.form-group.error .error-msg { display: block; }
.form-submit { width: 100%; margin-top: 8px; }
.form-note { text-align: center; color: var(--text-muted); font-size: 0.75rem; margin-top: 12px; }

/* ---------- Footer ---------- */
.footer { background: var(--bg-deep); color: #CBD5E1; padding-top: 0; }
.footer-cta {
  background: linear-gradient(135deg, rgba(79,70,229,0.2), rgba(168,85,247,0.2));
  border-radius: var(--radius-lg); padding: 36px 40px;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  position: relative; top: -46px; margin-bottom: -46px;
  border: 1px solid rgba(255,255,255,0.08); flex-wrap: wrap;
}
.footer-cta h3 { color: #fff; font-size: 1.375rem; font-weight: 700; margin-bottom: 4px; }
.footer-cta p { color: rgba(255,255,255,0.7); font-size: 0.9375rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; padding: 40px 0 30px; }
.footer-brand .logo-text { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand .logo-text span { color: #fff; font-size: 1.25rem; font-weight: 700; }
.footer-brand p { font-size: 0.9375rem; line-height: 1.7; color: #94A3B8; }
.footer-col h4 { color: #fff; font-size: 1rem; font-weight: 700; margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: #94A3B8; font-size: 0.9375rem; }
.footer-col ul li a:hover { color: var(--gold); }
.footer-contact li { display: flex; align-items: center; gap: 10px; color: #94A3B8; font-size: 0.9375rem; }
.footer-contact i { width: 18px; color: var(--gold); font-size: 0.875rem; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08); padding: 18px 0;
  text-align: center; color: #64748B; font-size: 0.875rem;
}
.footer-bottom a { color: #94A3B8; }
.footer-bottom a:hover { color: var(--gold); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero-copy .subtitle { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .dock-nav a { padding: 8px 12px; font-size: 0.8125rem; }
  .benefit-grid, .scenario-grid { grid-template-columns: repeat(2, 1fr); }
  .packages-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  :root { --space-section: 56px; }
  .container { padding: 0 20px; }
  .dock { top: 12px; padding: 8px 16px; width: calc(100% - 24px); }
  .dock-nav {
    position: fixed; top: 70px; left: 12px; right: 12px;
    background: #fff; border-radius: 16px; box-shadow: var(--shadow-dock);
    flex-direction: column; padding: 12px; gap: 2px;
    max-height: 0; overflow: hidden; opacity: 0; transform: translateY(-8px);
    transition: max-height 0.35s ease, opacity 0.3s ease, transform 0.3s ease;
    border: 1px solid var(--border);
  }
  .dock-nav.open { max-height: 320px; opacity: 1; transform: translateY(0); }
  .dock-nav a { width: 100%; text-align: center; padding: 12px 16px; }
  .nav-toggle { display: inline-flex; }
  .dock-search { display: none; }
  .dock-cta { display: none; }
  .hero { padding: 120px 0 56px; }
  .btn-lg { padding: 12px 26px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-cta { flex-direction: column; text-align: center; }
  .process-grid { grid-template-columns: 1fr; }
  .benefit-grid, .scenario-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; color: rgba(255,255,255,0.8); }
  .stats-cell .num { font-size: 1.75rem; }
}
@media (max-width: 540px) {
  .hero-stats { gap: 16px; }
  .stat-num { font-size: 1.25rem; }
  .package-features, .step-content { padding: 0; }
}

/* roulang page: category3 */
:root {
  --primary: #4F46E5;
  --primary-dark: #4338CA;
  --primary-light: #6366F1;
  --gradient: 135deg, #4F46E5 0%, #7C3AED 50%, #A855F7 100%;
  --accent: #F59E0B;
  --danger: #EF4444;
  --bg: #F8FAFC;
  --bg-deep: #0F172A;
  --card: #FFFFFF;
  --text: #0F172A;
  --text-sub: #475569;
  --text-weak: #94A3B8;
  --border: #E2E8F0;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-full: 999px;
  --shadow-sm: 0 4px 20px rgba(79, 70, 229, 0.08);
  --shadow-hover: 0 12px 32px rgba(79, 70, 229, 0.16);
  --shadow-dock: 0 8px 24px rgba(0, 0, 0, 0.10);
  --space-section: 96px;
  --space-card: 28px;
  --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

button {
  font-family: inherit;
  border: none;
  cursor: pointer;
}

ul {
  list-style: none;
}

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

/* ========== 顶部浮动 Dock 导航 ========== */
.dock {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  width: calc(100% - 32px);
  max-width: 1200px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius-full);
  padding: 10px 24px;
  box-shadow: var(--shadow-dock);
  border: 1px solid rgba(255, 255, 255, 0.4);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.dock.scrolled {
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 32px rgba(15, 23, 42, 0.12);
}

.dock-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, #4F46E5, #A855F7);
  color: #fff;
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.5px;
  box-shadow: 0 6px 16px rgba(79, 70, 229, 0.3);
}

.logo-text {
  display: flex;
  flex-direction: column;
  font-weight: 700;
  font-size: 18px;
  line-height: 1.3;
  color: var(--text);
  white-space: nowrap;
}

.logo-text small {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.5px;
  color: var(--text-weak);
  text-transform: uppercase;
}

.dock-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}

.dock-nav::-webkit-scrollbar {
  display: none;
}

.dock-nav a {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-sub);
  white-space: nowrap;
  transition: all 0.2s ease;
}

.dock-nav a:hover {
  color: var(--primary);
  background: rgba(79, 70, 229, 0.06);
}

.dock-nav a.active {
  color: #fff;
  background: linear-gradient(135deg, #4F46E5, #7C3AED);
  box-shadow: 0 6px 16px rgba(79, 70, 229, 0.28);
}

.dock-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.dock-search {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--bg);
  color: var(--text-sub);
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  border: 1px solid var(--border);
}

.dock-search:hover {
  background: rgba(79, 70, 229, 0.08);
  color: var(--primary);
  border-color: rgba(79, 70, 229, 0.3);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-full);
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  transition: all 0.25s ease;
  white-space: nowrap;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, #4F46E5, #7C3AED);
  color: #fff;
  box-shadow: 0 8px 20px rgba(79, 70, 229, 0.25);
}

.btn-primary:hover {
  color: #fff;
  filter: brightness(1.08);
  box-shadow: 0 12px 28px rgba(79, 70, 229, 0.35);
  transform: translateY(-1px);
}

.btn-secondary {
  background: #fff;
  border-color: var(--primary);
  color: var(--primary);
}

.btn-secondary:hover {
  background: rgba(79, 70, 229, 0.05);
  color: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-1px);
}

.btn-light {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.btn-light:hover {
  background: #F1F5F9;
  color: var(--primary-dark);
  transform: translateY(-1px);
}

.btn-outline-light {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
  color: #fff;
  transform: translateY(-1px);
}

.dock-cta {
  padding: 10px 22px;
  font-size: 14px;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--bg);
  color: var(--text-sub);
  font-size: 17px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  transition: all 0.2s ease;
}

.nav-toggle:hover {
  color: var(--primary);
  border-color: rgba(79, 70, 229, 0.3);
}

/* ========== Hero ========== */
.page-hero {
  position: relative;
  padding: 180px 0 90px;
  background: linear-gradient(135deg, #EEF2FF 0%, #F5F3FF 55%, #FDF2F8 100%);
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  top: -200px;
  right: -100px;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.12) 0%, transparent 70%);
}

.page-hero::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  bottom: -120px;
  left: -80px;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.10) 0%, transparent 70%);
  z-index: 0;
}

.page-hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 50px;
}

.hero-breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-sub);
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--border);
  padding: 7px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}

.hero-breadcrumb a {
  color: var(--text-sub);
}

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

.hero-breadcrumb .sep {
  color: var(--text-weak);
  font-size: 12px;
}

.hero-breadcrumb .current {
  color: var(--primary);
  font-weight: 500;
}

.hero-title {
  font-size: 42px;
  line-height: 1.3;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 18px;
  letter-spacing: -1px;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #4F46E5, #A855F7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-sub);
  margin-bottom: 30px;
  line-height: 1.7;
  max-width: 540px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 38px;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 30px;
  font-weight: 800;
  color: var(--text);
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.stat-number span {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-weak);
  margin-left: 2px;
}

.stat-label {
  font-size: 13px;
  color: var(--text-weak);
  margin-top: 2px;
}

.hero-image {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(79, 70, 229, 0.18);
  border: 4px solid #fff;
}

.hero-image img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.hero-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(79, 70, 229, 0.08) 0%, rgba(79, 70, 229, 0.30) 100%);
}

.hero-float-card {
  position: absolute;
  bottom: 24px;
  left: 24px;
  z-index: 2;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(12px);
  border-radius: 16px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-float-card .float-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #4F46E5, #A855F7);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
}

.hero-float-card .float-text {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.5;
}

.hero-float-card .float-text strong {
  display: block;
  font-size: 15px;
  color: var(--text);
}

/* ========== 板块标题 ========== */

.section {
  padding: var(--space-section) 0;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-block;
  padding: 6px 18px;
  background: rgba(79, 70, 229, 0.08);
  color: var(--primary);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.section-title {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--text);
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}

.section-desc {
  font-size: 16px;
  color: var(--text-sub);
  line-height: 1.8;
}

/* ========== 核心保障 ========== */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient);
  opacity: 0.7;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(79, 70, 229, 0.3);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.1), rgba(168, 85, 247, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 22px;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.75;
}

.feature-list {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.5;
}

.feature-list li i {
  color: var(--primary);
  font-size: 13px;
  margin-top: 2px;
}

/* ========== 服务流程 ========== */

.process-section {
  background: var(--bg-deep);
  padding: var(--space-section) 0;
  position: relative;
  overflow: hidden;
}

.process-section::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  top: -180px;
  right: -100px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.18) 0%, transparent 70%);
}

.process-section::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  bottom: -120px;
  left: -80px;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.15) 0%, transparent 70%);
}

.process-section .section-header {
  position: relative;
  z-index: 2;
}

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

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

.process-section .section-tag {
  background: rgba(255, 255, 255, 0.1);
  color: #C4B5FD;
}

.process-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-top: 20px;
}

.process-item {
  text-align: center;
  padding: 36px 22px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(8px);
  transition: all 0.3s ease;
}

.process-item:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(168, 85, 247, 0.4);
  transform: translateY(-4px);
}

.process-num {
  width: 48px;
  height: 48px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, #4F46E5, #A855F7);
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(124, 58, 237, 0.3);
}

.process-item h3 {
  color: #fff;
  font-size: 17px;
  margin-bottom: 10px;
}

.process-item p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  line-height: 1.7;
}

/* ========== 支持资源卡片 ========== */

.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.resource-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}

.resource-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(79, 70, 229, 0.3);
}

.resource-img {
  width: 100%;
  height: 190px;
  object-fit: cover;
  position: relative;
}

.resource-body {
  padding: 24px 26px 26px;
}

.resource-body .tag {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(79, 70, 229, 0.08);
  color: var(--primary);
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: 0.3px;
}

.resource-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.4;
}

.resource-body p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 18px;
}

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

.resource-link i {
  font-size: 12px;
  transition: transform 0.2s ease;
}

.resource-link:hover i {
  transform: translateX(3px);
}

/* ========== 数据条 ========== */

.metrics-wrap {
  background: linear-gradient(135deg, #4F46E5, #7C3AED);
  border-radius: 24px;
  padding: 50px 40px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 48px rgba(79, 70, 229, 0.25);
}

.metrics-wrap::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  top: -160px;
  right: -60px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.14) 0%, transparent 70%);
}

.metrics-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.metric-item .metric-num {
  font-size: 36px;
  font-weight: 800;
  color: #fff;
  line-height: 1.3;
}

.metric-item .metric-num small {
  font-size: 16px;
  font-weight: 600;
  opacity: 0.8;
  margin-left: 2px;
}

.metric-item .metric-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 4px;
}

/* ========== FAQ ========== */

.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  background: var(--card);
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all 0.25s ease;
}

.faq-item.active {
  border-color: rgba(79, 70, 229, 0.35);
  box-shadow: var(--shadow-hover);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 26px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  transition: color 0.2s ease;
}

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

.faq-question .fa-chevron-down {
  font-size: 14px;
  color: var(--text-weak);
  transition: transform 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
}

.faq-item.active .fa-chevron-down {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer-inner {
  padding: 0 26px 22px;
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.8;
}

/* ========== CTA 区域 ========== */

.cta-wrap {
  background: linear-gradient(135deg, #EEF2FF 0%, #F5F3FF 100%);
  border-radius: 24px;
  padding: 64px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  border: 1px solid rgba(79, 70, 229, 0.15);
  position: relative;
  overflow: hidden;
}

.cta-wrap::before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  top: -120px;
  right: -80px;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.12) 0%, transparent 70%);
}

.cta-wrap h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.4;
}

.cta-wrap p {
  font-size: 16px;
  color: var(--text-sub);
  max-width: 520px;
}

.cta-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

/* ========== 页脚 ========== */

.footer {
  background: var(--bg-deep);
  color: rgba(255, 255, 255, 0.7);
  padding: 70px 0 30px;
  position: relative;
}

.footer-cta {
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.35), rgba(168, 85, 247, 0.35));
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 32px 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 50px;
}

.footer-cta h3 {
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.footer-cta p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo-text {
  color: #fff;
  margin-bottom: 16px;
}

.footer-brand .logo-text small {
  color: rgba(255, 255, 255, 0.4);
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.6);
  max-width: 340px;
}

.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul li a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  transition: all 0.2s ease;
}

.footer-col ul li a:hover {
  color: #fff;
  padding-left: 4px;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.6;
}

.footer-contact li i {
  color: #A78BFA;
  margin-top: 3px;
  width: 16px;
  text-align: center;
}

.footer-bottom {
  padding-top: 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.4);
}

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

/* ========== 响应式 ========== */

@media (max-width: 1024px) {
  .dock {
    gap: 12px;
  }

  .dock-nav {
    display: none;
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    right: 0;
    background: #fff;
    border-radius: 20px;
    padding: 16px;
    box-shadow: var(--shadow-dock);
    flex-direction: column;
    align-items: stretch;
    border: 1px solid var(--border);
  }

  .dock-nav.open {
    display: flex;
  }

  .dock-nav a {
    padding: 12px 16px;
    border-radius: 12px;
    white-space: normal;
  }

  .nav-toggle {
    display: flex;
  }

  .dock-cta {
    display: none;
  }

  .page-hero {
    padding: 150px 0 60px;
  }

  .page-hero .container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-title {
    font-size: 34px;
  }

  .hero-subtitle {
    font-size: 16px;
  }

  .hero-image img {
    height: 320px;
  }

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

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

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

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

  .cta-wrap {
    flex-direction: column;
    text-align: center;
    padding: 48px 32px;
  }

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

  .cta-actions .btn {
    width: 100%;
  }
}

@media (max-width: 767px) {
  :root {
    --space-section: 56px;
  }

  .container {
    padding: 0 18px;
  }

  .dock {
    top: 12px;
    padding: 8px 16px;
  }

  .logo-text {
    font-size: 16px;
  }

  .logo-mark {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    font-size: 14px;
  }

  .page-hero {
    padding: 130px 0 48px;
  }

  .hero-title {
    font-size: 28px;
  }

  .hero-subtitle {
    font-size: 15px;
  }

  .hero-stats {
    gap: 20px;
  }

  .stat-number {
    font-size: 24px;
  }

  .hero-image img {
    height: 240px;
  }

  .hero-float-card {
    bottom: 16px;
    left: 16px;
    padding: 12px 16px;
  }

  .section-title {
    font-size: 26px;
  }

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

  .section {
    padding: 56px 0;
  }

  .feature-grid,
  .resource-grid,
  .process-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .feature-card {
    padding: 28px 22px;
  }

  .metrics-wrap {
    padding: 40px 24px;
  }

  .metric-item .metric-num {
    font-size: 28px;
  }

  .faq-question {
    padding: 18px 20px;
    font-size: 15px;
  }

  .faq-answer-inner {
    padding: 0 20px 18px;
    font-size: 14px;
  }

  .cta-wrap {
    padding: 40px 24px;
  }

  .cta-wrap h2 {
    font-size: 22px;
  }

  .footer-cta {
    flex-direction: column;
    text-align: center;
    padding: 28px 24px;
  }

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

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 8px;
  }

  .btn {
    padding: 12px 24px;
    width: 100%;
  }

  .dock-cta {
    display: none;
  }

  .dock-search {
    width: 38px;
    height: 38px;
  }
}