/* ==========================================================================
   HIGO 集运系统 · 官网 Demo
   设计方向：数据锚点 + 信任驱动，深藏青 + 品牌蓝 + 橙色数据强调
   ========================================================================== */

:root {
  --ink: #0a0f1c;
  --ink-2: #111827;
  --ink-3: #1f2937;
  --brand: #2563eb;
  --brand-dark: #1d4ed8;
  --brand-light: #3b82f6;
  --brand-50: #eff6ff;
  --brand-100: #dbeafe;
  --brand-200: #bfdbfe;
  --accent: #f97316;
  --accent-dark: #ea580c;
  --green: #10b981;
  --green-50: #ecfdf5;
  --amber-50: #fffbeb;
  --red: #ef4444;
  --red-50: #fef2f2;
  --muted: #64748b;
  --muted-2: #94a3b8;
  --line: #e2e8f0;
  --line-2: #eef2f7;
  --bg: #ffffff;
  --bg-soft: #f8fafc;
  --bg-dark: #0a0f1c;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 3px rgba(10, 15, 28, 0.06);
  --shadow: 0 12px 32px rgba(10, 15, 28, 0.08);
  --shadow-lg: 0 24px 64px rgba(10, 15, 28, 0.14);
  --maxw: 1180px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --mono: "SF Mono", "JetBrains Mono", "Roboto Mono", ui-monospace, Menlo,
    Consolas, monospace;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 80px; }

body {
  font-family: var(--font);
  color: var(--ink-3);
  background: var(--bg);
  line-height: 1.7;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- 通用文字 ---------- */
.kicker {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 700; letter-spacing: 1.5px;
  text-transform: uppercase; color: var(--brand);
  margin-bottom: 14px;
}
.kicker::before {
  content: ""; width: 18px; height: 2px; background: var(--accent); border-radius: 2px;
}
.sec-title {
  font-size: 34px; line-height: 1.25; font-weight: 800; letter-spacing: -0.8px;
  color: var(--ink); margin-bottom: 14px;
}
.sec-sub { color: var(--muted); font-size: 16px; max-width: 640px; }
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.sec-head .sec-sub { margin: 0 auto; }

.section { padding: 88px 0; }
.section-soft { background: var(--bg-soft); }
.section-dark { background: var(--bg-dark); color: #e2e8f0; }
.section-dark .sec-title { color: #fff; }
.section-dark .sec-sub { color: #94a3b8; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 24px; border-radius: 12px; font-size: 15px; font-weight: 600;
  border: 1px solid transparent; transition: all .22s ease; white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 8px 20px rgba(37, 99, 235, .28); }
.btn-primary:hover { background: var(--brand-dark); transform: translateY(-2px); box-shadow: 0 14px 28px rgba(37, 99, 235, .36); }
.btn-accent { background: var(--accent); color: #fff; box-shadow: 0 8px 20px rgba(249, 115, 22, .26); }
.btn-accent:hover { background: var(--accent-dark); transform: translateY(-2px); }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.22); }
.btn-ghost:hover { background: rgba(255,255,255,.14); border-color: rgba(255,255,255,.4); }
.btn-outline { background: #fff; color: var(--ink-3); border-color: var(--line); }
.btn-outline:hover { border-color: var(--brand); color: var(--brand); }
.btn-lg { padding: 16px 30px; font-size: 16px; border-radius: 14px; }
.btn-block { width: 100%; }

/* ---------- 顶部导航 ---------- */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 90;
  background: rgba(255,255,255,.86); backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent; transition: all .25s ease;
}
.header.scrolled { border-bottom-color: var(--line); box-shadow: 0 4px 24px rgba(10,15,28,.06); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-size: 19px; font-weight: 800; color: var(--ink); letter-spacing: -.4px; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  display: grid; place-items: center; color: #fff; font-size: 15px; font-weight: 800;
  box-shadow: 0 6px 14px rgba(37,99,235,.28);
}
.brand em { font-style: normal; color: var(--brand); }
.nav-links { display: flex; align-items: center; gap: 18px; }
.nav-links a { font-size: 14px; font-weight: 500; color: var(--ink-3); transition: color .2s; position: relative; }
.nav-links a:hover, .nav-links a.active { color: var(--brand); }
.nav-links a.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -22px; height: 2px;
  background: var(--brand); border-radius: 2px;
}
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-cta .btn { padding: 9px 18px; font-size: 14px; }
.nav-toggle { display: none; background: none; border: none; font-size: 24px; color: var(--ink); padding: 6px; }

/* 移动菜单 */
.mobile-menu { display: none; background: #fff; border-top: 1px solid var(--line); padding: 12px 24px 20px; }
.mobile-menu.open { display: block; }
.mobile-menu a { display: block; padding: 11px 0; font-size: 15px; color: var(--ink-3); border-bottom: 1px solid var(--line-2); }
.mobile-menu a:last-child { border-bottom: none; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden; padding: 150px 0 80px;
  background: var(--bg-dark); color: #e2e8f0;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(148,163,184,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,163,184,.06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
}
.hero::after {
  content: ""; position: absolute; top: -30%; right: -10%; width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(37,99,235,.28), transparent 62%);
  filter: blur(30px); pointer-events: none;
}
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 99px;
  background: rgba(37,99,235,.16); border: 1px solid rgba(96,165,250,.3);
  color: #93c5fd; font-size: 12.5px; font-weight: 600; margin-bottom: 22px;
}
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 4px rgba(16,185,129,.18); }
.hero h1 {
  font-size: 52px; line-height: 1.14; font-weight: 800; letter-spacing: -1.6px;
  color: #fff; margin-bottom: 22px;
}
.hero h1 .hl {
  color: #fff;
  background: linear-gradient(transparent 62%, rgba(249,115,22,.42) 62%);
  padding: 0 4px; border-radius: 3px;
}
.hero .lead { font-size: 17px; color: #94a3b8; max-width: 520px; margin-bottom: 30px; }
.hero .lead strong { color: #e2e8f0; font-weight: 600; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 22px; }
.hero-note { font-size: 13px; color: #64748b; display: flex; gap: 18px; flex-wrap: wrap; }
.hero-note span { display: inline-flex; align-items: center; gap: 6px; }
.hero-note svg { width: 14px; height: 14px; color: var(--green); }

/* Hero 右侧数据看板 */
.dash {
  background: #0f172a; border: 1px solid rgba(148,163,184,.18); border-radius: var(--radius-lg);
  box-shadow: 0 30px 80px rgba(0,0,0,.5); overflow: hidden;
}
.dash-bar { display: flex; align-items: center; gap: 8px; padding: 12px 16px; background: #0b1220; border-bottom: 1px solid rgba(148,163,184,.12); }
.dash-bar i { width: 10px; height: 10px; border-radius: 50%; }
.dash-bar i:nth-child(1) { background: #f87171; }
.dash-bar i:nth-child(2) { background: #fbbf24; }
.dash-bar i:nth-child(3) { background: #34d399; }
.dash-bar span { margin-left: 8px; font-size: 11.5px; color: #64748b; font-family: var(--mono); }
.dash-body { padding: 20px; }
.dash-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.dash-head b { color: #e2e8f0; font-size: 14px; }
.dash-head .live { display: inline-flex; align-items: center; gap: 6px; font-size: 11px; color: #34d399; background: rgba(16,185,129,.12); padding: 4px 10px; border-radius: 99px; }
.dash-head .live::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: #34d399; animation: pulse 1.8s infinite; }
.dash-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 16px; }
.dash-stat { background: rgba(37,99,235,.1); border: 1px solid rgba(96,165,250,.16); border-radius: 12px; padding: 14px 10px; text-align: center; }
.dash-stat b { display: block; font-size: 22px; font-weight: 800; color: #93c5fd; font-variant-numeric: tabular-nums; letter-spacing: -.5px; }
.dash-stat span { font-size: 11px; color: #64748b; }
.dash-stat:nth-child(2) { background: rgba(249,115,22,.1); border-color: rgba(249,115,22,.16); }
.dash-stat:nth-child(2) b { color: #fdba74; }
.dash-stat:nth-child(3) { background: rgba(16,185,129,.1); border-color: rgba(16,185,129,.16); }
.dash-stat:nth-child(3) b { color: #6ee7b7; }
.dash-rows { display: flex; flex-direction: column; gap: 7px; }
.dash-row { display: flex; align-items: center; gap: 10px; padding: 9px 12px; background: rgba(148,163,184,.06); border-radius: 8px; font-size: 11.5px; }
.dash-row .st { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.dash-row .id { color: #94a3b8; font-family: var(--mono); flex-shrink: 0; }
.dash-row .tx { color: #cbd5e1; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dash-row .kg { color: #64748b; flex-shrink: 0; }

@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }

/* ---------- 信任条 ---------- */
.trust { padding: 26px 0; border-bottom: 1px solid var(--line); background: #fff; }
.trust-inner { display: flex; align-items: center; justify-content: center; gap: 44px; flex-wrap: wrap; }
.trust-label { font-size: 12.5px; color: var(--muted-2); letter-spacing: .5px; }
.trust-item { font-size: 15px; font-weight: 700; color: #cbd5e1; letter-spacing: .3px; transition: color .2s; }
.trust-item:hover { color: var(--muted); }

/* ---------- 数据锚点卡 ---------- */
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.metric {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 24px; transition: all .25s ease;
}
.metric:hover { border-color: var(--brand-200); box-shadow: var(--shadow); transform: translateY(-4px); }
.metric .ic {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: var(--brand-50); color: var(--brand); font-size: 20px; margin-bottom: 16px;
}
.metric b { display: block; font-size: 34px; font-weight: 800; color: var(--ink); letter-spacing: -1px; font-variant-numeric: tabular-nums; line-height: 1.1; }
.metric b .unit { font-size: 18px; font-weight: 700; margin-left: 2px; }
.metric .lbl { font-size: 13.5px; color: var(--muted); margin-top: 4px; }
.metric .delta { display: inline-flex; align-items: center; gap: 4px; margin-top: 12px; font-size: 12px; font-weight: 700; color: var(--green); background: var(--green-50); padding: 3px 9px; border-radius: 99px; }
.metric.accent b { color: var(--accent); }
.metric.accent .ic { background: #fff7ed; color: var(--accent); }

/* ---------- 案例数据看板 ---------- */
.case-panel {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 40px; box-shadow: var(--shadow-sm);
}
.case-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; margin-bottom: 32px; flex-wrap: wrap; }
.case-head h3 { font-size: 24px; font-weight: 800; color: var(--ink); letter-spacing: -.5px; margin-bottom: 8px; }
.case-head p { color: var(--muted); font-size: 14px; max-width: 560px; }
.case-tag { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 99px; background: var(--brand-50); color: var(--brand); font-size: 12px; font-weight: 700; white-space: nowrap; }
.case-metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.case-m { background: var(--bg-soft); border-radius: var(--radius-sm); padding: 20px; text-align: center; }
.case-m b { display: block; font-size: 28px; font-weight: 800; color: var(--brand); letter-spacing: -.8px; font-variant-numeric: tabular-nums; }
.case-m span { font-size: 12.5px; color: var(--muted); }
.case-m .up { color: var(--green); }
.case-m .down { color: var(--accent); }

/* ---------- 6 问自检 ---------- */
.q-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.q-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px; position: relative; transition: all .25s ease;
}
.q-card:hover { border-color: var(--brand-200); box-shadow: var(--shadow); }
.q-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 30px; height: 30px; border-radius: 9px; background: var(--ink); color: #fff;
  font-size: 14px; font-weight: 800; font-family: var(--mono); margin-bottom: 16px;
}
.q-card h3 { font-size: 16px; font-weight: 700; color: var(--ink); margin-bottom: 10px; line-height: 1.5; }
.q-card p { font-size: 13.5px; color: var(--muted); line-height: 1.7; }
.q-card .pass { display: inline-flex; align-items: center; gap: 5px; margin-top: 14px; font-size: 12px; font-weight: 600; color: var(--green); }
.q-card .pass::before { content: "✓"; font-weight: 800; }

/* ---------- 压测表格 ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl thead th {
  background: var(--bg-soft); color: var(--ink); font-weight: 700; text-align: left;
  padding: 15px 20px; border-bottom: 1px solid var(--line); white-space: nowrap;
}
.tbl tbody td { padding: 14px 20px; border-bottom: 1px solid var(--line-2); color: var(--ink-3); }
.tbl tbody tr:last-child td { border-bottom: none; }
.tbl tbody tr:hover { background: #fafbfd; }
.tbl .num { font-family: var(--mono); font-variant-numeric: tabular-nums; font-weight: 600; color: var(--ink); }
.tbl .good { color: var(--green); font-weight: 700; }
.tbl .warn { color: var(--accent); font-weight: 700; }

/* ---------- 对比卡 ---------- */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; }
.compare-col { padding: 0; }
.compare-col + .compare-col { border-left: 1px solid var(--line); }
.compare-head { padding: 16px 22px; font-size: 14px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.compare-col.bad .compare-head { background: var(--red-50); color: var(--red); }
.compare-col.good-col .compare-head { background: var(--green-50); color: var(--green); }
.compare-row { padding: 14px 22px; border-top: 1px solid var(--line-2); font-size: 14px; color: var(--ink-3); display: flex; align-items: flex-start; gap: 10px; }
.compare-row::before { content: ""; width: 6px; height: 6px; border-radius: 50%; margin-top: 8px; flex-shrink: 0; }
.compare-col.bad .compare-row::before { background: var(--red); }
.compare-col.good-col .compare-row::before { background: var(--green); }

/* ---------- 时间线 ---------- */
.timeline { position: relative; max-width: 820px; margin: 0 auto; }
.timeline::before { content: ""; position: absolute; left: 27px; top: 10px; bottom: 10px; width: 2px; background: linear-gradient(var(--brand), var(--brand-200)); }
.tl-item { position: relative; padding-left: 76px; padding-bottom: 38px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-dot {
  position: absolute; left: 16px; top: 2px; width: 24px; height: 24px; border-radius: 50%;
  background: #fff; border: 3px solid var(--brand); display: grid; place-items: center;
  font-size: 10px; font-weight: 800; color: var(--brand); font-family: var(--mono);
  box-shadow: 0 0 0 4px var(--brand-50); z-index: 2;
}
.tl-day { display: inline-block; font-size: 12px; font-weight: 800; color: var(--brand); background: var(--brand-50); padding: 3px 10px; border-radius: 99px; margin-bottom: 10px; font-family: var(--mono); }
.tl-item h3 { font-size: 18px; font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.tl-item p { font-size: 14px; color: var(--muted); line-height: 1.75; }
.tl-item ul { margin-top: 10px; display: grid; gap: 6px; }
.tl-item li { font-size: 13.5px; color: var(--ink-3); padding-left: 20px; position: relative; }
.tl-item li::before { content: "✓"; position: absolute; left: 0; color: var(--green); font-weight: 800; }

/* ---------- 服务承诺 ---------- */
.promises { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.promise { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 24px; }
.promise .ic { width: 42px; height: 42px; border-radius: 12px; background: var(--brand-50); color: var(--brand); display: grid; place-items: center; font-size: 19px; margin-bottom: 14px; }
.promise b { display: block; font-size: 16px; font-weight: 700; color: var(--ink); margin-bottom: 6px; }
.promise span { font-size: 13.5px; color: var(--muted); }

/* ---------- 客户原声 ---------- */
.quotes { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.quote { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; position: relative; }
.quote::before { content: "“"; position: absolute; top: 8px; right: 24px; font-size: 64px; color: var(--brand-100); font-family: Georgia, serif; line-height: 1; }
.quote p { font-size: 15px; color: var(--ink-2); line-height: 1.8; margin-bottom: 20px; position: relative; z-index: 1; }
.quote footer { display: flex; align-items: center; gap: 12px; }
.quote .av { width: 42px; height: 42px; border-radius: 50%; background: var(--brand-50); color: var(--brand); display: grid; place-items: center; font-weight: 800; font-size: 15px; }
.quote .who b { display: block; font-size: 14px; color: var(--ink); }
.quote .who span { font-size: 12.5px; color: var(--muted); }

/* ---------- CTA 区 ---------- */
.cta-band {
  position: relative; overflow: hidden; background: linear-gradient(135deg, #0a0f1c 0%, #131d33 55%, #1d3a6e 100%);
  color: #fff; padding: 76px 0; text-align: center;
}
.cta-band::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(circle at 80% 20%, rgba(37,99,235,.35), transparent 55%); }
.cta-band .container { position: relative; z-index: 2; }
.cta-band h2 { font-size: 34px; font-weight: 800; letter-spacing: -1px; margin-bottom: 14px; }
.cta-band p { color: #94a3b8; font-size: 16px; margin-bottom: 30px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-note { margin-top: 20px; font-size: 13px; color: #64748b; display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; }
.cta-note span { display: inline-flex; align-items: center; gap: 6px; }
.cta-note svg { width: 14px; height: 14px; color: var(--green); }

/* ---------- 页脚 ---------- */
.footer { background: #060a13; color: #94a3b8; padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 40px; margin-bottom: 40px; }
.footer .brand { color: #fff; margin-bottom: 16px; }
.footer-desc { font-size: 13.5px; line-height: 1.8; color: #64748b; max-width: 300px; }
.footer h4 { color: #e2e8f0; font-size: 13px; font-weight: 700; margin-bottom: 16px; letter-spacing: .5px; }
.footer ul li { margin-bottom: 10px; }
.footer ul a { font-size: 13.5px; color: #94a3b8; transition: color .2s; }
.footer ul a:hover { color: #fff; }
.footer-contact li { font-size: 13.5px; color: #94a3b8; margin-bottom: 10px; }
.footer-contact .hl { color: #fff; font-weight: 600; }
.footer-bottom { border-top: 1px solid rgba(148,163,184,.12); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; font-size: 12.5px; color: #475569; }
.footer-bottom a { color: #64748b; }
.footer-bottom a:hover { color: #94a3b8; }

/* ---------- 内容页通用 ---------- */
.page-hero { padding: 140px 0 56px; background: var(--bg-soft); border-bottom: 1px solid var(--line); position: relative; overflow: hidden; }
.page-hero::before { content: ""; position: absolute; top: -120px; right: -80px; width: 420px; height: 420px; background: radial-gradient(circle, rgba(37,99,235,.1), transparent 65%); }
.page-hero .container { position: relative; z-index: 1; }
.crumb { font-size: 13px; color: var(--muted-2); margin-bottom: 14px; }
.crumb a { color: var(--muted); }
.crumb a:hover { color: var(--brand); }
.page-hero h1 { font-size: 42px; font-weight: 800; color: var(--ink); letter-spacing: -1.2px; line-height: 1.2; margin-bottom: 14px; }
.page-hero .lead { font-size: 17px; color: var(--muted); max-width: 680px; }

/* 文章正文排版 */
.article { max-width: 820px; margin: 0 auto; }
.article h2 { font-size: 26px; font-weight: 800; color: var(--ink); letter-spacing: -.5px; margin: 48px 0 18px; padding-left: 16px; border-left: 4px solid var(--brand); }
.article h3 { font-size: 19px; font-weight: 700; color: var(--ink); margin: 32px 0 12px; }
.article p { font-size: 15.5px; color: var(--ink-3); line-height: 1.9; margin-bottom: 16px; }
.article ul, .article ol { margin: 14px 0 20px; padding-left: 4px; }
.article li { font-size: 15px; color: var(--ink-3); line-height: 1.9; margin-bottom: 8px; padding-left: 24px; position: relative; }
.article ul li::before { content: "•"; position: absolute; left: 6px; color: var(--brand); font-weight: 800; }
.article ol { counter-reset: n; }
.article ol li::before { counter-increment: n; content: counter(n) "."; position: absolute; left: 0; color: var(--brand); font-weight: 800; }
.article blockquote {
  background: var(--brand-50); border-left: 3px solid var(--brand); border-radius: 0 10px 10px 0;
  padding: 18px 22px; margin: 20px 0; font-size: 15px; color: var(--brand-dark); font-weight: 500;
}
.article .note { background: var(--amber-50); border: 1px solid #fde68a; border-radius: 12px; padding: 16px 20px; font-size: 14px; color: #92400e; margin: 20px 0; }
.article strong { color: var(--ink); font-weight: 700; }

/* 坑卡片 */
.pit { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; margin-bottom: 22px; }
.pit-head { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.pit-no { width: 44px; height: 44px; border-radius: 12px; background: var(--red-50); color: var(--red); display: grid; place-items: center; font-size: 17px; font-weight: 800; font-family: var(--mono); flex-shrink: 0; }
.pit-head h3 { font-size: 20px; font-weight: 800; color: var(--ink); letter-spacing: -.3px; }
.pit-sub { font-size: 13px; color: var(--muted); }
.pit-quote { background: var(--bg-soft); border-radius: 10px; padding: 14px 18px; font-size: 14px; color: var(--muted); margin: 14px 0; border-left: 2px solid var(--muted-2); }
.pit-quote b { color: var(--ink); }
.pit-pass { background: var(--green-50); border: 1px solid #a7f3d0; border-radius: 12px; padding: 16px 20px; margin-top: 16px; }
.pit-pass b { color: #047857; font-size: 13px; display: block; margin-bottom: 8px; }
.pit-pass li { color: #065f46; font-size: 13.5px; margin-bottom: 6px; padding-left: 20px; position: relative; }
.pit-pass li::before { content: "✓"; position: absolute; left: 0; font-weight: 800; }

/* Checklist */
.check-list { display: grid; gap: 10px; }
.check-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--ink-3); }
.check-list li::before { content: "☐"; color: var(--brand); font-weight: 800; }

/* 统计条 */
.stat-band { background: var(--ink); color: #fff; padding: 44px 0; }
.stat-band-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-band-grid b { display: block; font-size: 36px; font-weight: 800; letter-spacing: -1px; color: #fff; font-variant-numeric: tabular-nums; }
.stat-band-grid b .u { font-size: 17px; color: #93c5fd; }
.stat-band-grid span { font-size: 13px; color: #94a3b8; }

/* 试用表单 */
.trial-grid > * { min-width: 0; }
.trial-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow); max-width: 460px; }
.trial-card h3 { font-size: 20px; font-weight: 800; color: var(--ink); margin-bottom: 6px; }
.trial-card .sub { font-size: 13.5px; color: var(--muted); margin-bottom: 24px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; font-weight: 600; color: var(--ink-3); margin-bottom: 7px; }
.field input, .field select { width: 100%; padding: 11px 14px; border: 1px solid var(--line); border-radius: 10px; font-size: 14px; font-family: inherit; color: var(--ink); background: #fff; transition: border-color .2s; }
.field input:focus, .field select:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-50); }
.contact-card .sub { margin-bottom: 20px; }
.contact-list { display: grid; gap: 10px; }
.contact-item { display: flex; align-items: center; gap: 12px; width: 100%; padding: 13px 14px; border: 1px solid var(--line); border-radius: 12px; background: #fff; text-align: left; font: inherit; color: inherit; cursor: pointer; transition: border-color .2s, background .2s, transform .2s; }
.contact-item:hover { border-color: var(--brand); background: var(--brand-50); transform: translateY(-1px); }
.ci-ic { width: 34px; height: 34px; border-radius: 9px; background: var(--bg-soft); display: grid; place-items: center; font-size: 16px; flex-shrink: 0; }
.ci-body { flex: 1; min-width: 0; }
.ci-body b { display: block; font-size: 12px; font-weight: 600; color: var(--muted); margin-bottom: 2px; }
.ci-body em { display: block; font-style: normal; font-size: 15px; font-weight: 700; color: var(--ink); letter-spacing: .2px; }
.ci-action { font-size: 12px; font-weight: 600; color: var(--brand); flex-shrink: 0; }
.qr-box { display: flex; align-items: center; gap: 16px; margin-top: 20px; padding: 16px; background: var(--bg-soft); border: 1px solid var(--line); border-radius: 14px; }
.qr-box img { width: 112px; height: 112px; border-radius: 10px; background: #fff; padding: 6px; border: 1px solid var(--line); flex-shrink: 0; }
.qr-box b { display: block; font-size: 14px; color: var(--ink); margin-bottom: 6px; }
.qr-box span { display: block; font-size: 12.5px; line-height: 1.6; color: var(--muted); }
.contact-meta { display: flex; justify-content: space-between; gap: 12px; margin-top: 16px; padding-top: 16px; border-top: 1px dashed var(--line); font-size: 12px; color: var(--muted); }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 42px; }
  .metrics, .case-metrics, .stat-band-grid { grid-template-columns: repeat(2, 1fr); }
  .q-grid, .promises { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
.modal { position: fixed; inset: 0; z-index: 200; display: none; align-items: center; justify-content: center; padding: 24px; }
.modal.open { display: flex; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(8, 15, 30, .58); backdrop-filter: blur(4px); }
.modal-dialog { position: relative; width: 100%; max-width: 430px; max-height: calc(100vh - 48px); overflow: auto; background: #fff; border-radius: 20px; padding: 32px; box-shadow: 0 30px 80px rgba(8, 15, 30, .32); }
.modal-close { position: absolute; top: 14px; right: 14px; width: 34px; height: 34px; border: none; border-radius: 50%; background: var(--bg-soft); color: var(--muted); font-size: 22px; line-height: 1; cursor: pointer; display: grid; place-items: center; transition: background .2s, color .2s; }
.modal-close:hover { background: var(--line); color: var(--ink); }
.modal-dialog h3 { font-size: 22px; font-weight: 800; color: var(--ink); margin-bottom: 6px; padding-right: 30px; }
.modal-dialog .sub { font-size: 13.5px; color: var(--muted); line-height: 1.7; margin-bottom: 20px; }
body.modal-open { overflow: hidden; }
@media (max-width: 420px) {
  .modal { padding: 14px; }
  .modal-dialog { padding: 26px 20px; border-radius: 16px; }
  .modal-dialog h3 { font-size: 20px; }
}
@media (max-width: 360px) {
  .contact-item[href^="mailto"] .ci-body em { font-size: 13px; }
}
@media (max-width: 420px) {
  .trial-card { padding: 28px 22px; }
  .qr-box { padding: 12px; gap: 12px; }
  .qr-box img { width: 84px; height: 84px; }
  .qr-box b { font-size: 13px; }
  .qr-box span { font-size: 12px; }
  .contact-meta { flex-direction: column; gap: 4px; }
}
@media (max-width: 1060px) and (min-width: 981px) {
  .nav-links { gap: 12px; }
  .nav-cta { gap: 10px; }
  .nav-cta .btn { padding: 9px 14px; }
}
@media (max-width: 980px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .nav-cta .btn-outline { display: none; }
}
@media (max-width: 768px) {
  .nav-links, .nav-cta .btn-outline { display: none; }
  .nav-toggle { display: block; }
  .hero { padding: 120px 0 60px; }
  .hero h1 { font-size: 34px; letter-spacing: -1px; }
  .hero .lead { font-size: 15.5px; }
  .section { padding: 60px 0; }
  .sec-title { font-size: 26px; }
  .page-hero { padding: 110px 0 40px; }
  .page-hero h1 { font-size: 30px; }
  .metrics, .case-metrics, .q-grid, .promises, .stat-band-grid { grid-template-columns: 1fr; }
  .quotes, .compare { grid-template-columns: 1fr; }
  .compare-col + .compare-col { border-left: none; border-top: 1px solid var(--line); }
  .case-panel, .pit { padding: 22px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .trial-grid { grid-template-columns: 1fr !important; gap: 32px !important; }
  .timeline::before { left: 15px; }
  .tl-item { padding-left: 52px; }
  .tl-dot { left: 4px; width: 22px; height: 22px; }
  .cta-band h2 { font-size: 26px; }
  .hero-actions .btn { flex: 1; }
}

/* 滚动渐入 */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* 增长结构横幅 */
.growth-band {
  background: var(--bg-dark); color: #fff; border-radius: 22px;
  padding: 44px 40px; display: grid; grid-template-columns: 1.15fr 1fr;
  gap: 36px; align-items: center;
}
@media (max-width: 768px) {
  .growth-band { grid-template-columns: 1fr; padding: 28px 22px; gap: 22px; }
}

/* 案例切换 tabs */
.case-tabs { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-top: 26px; }
.case-tab {
  padding: 10px 20px; border: 1px solid var(--line); background: #fff; border-radius: 999px;
  font-size: 14px; font-weight: 600; color: var(--muted); cursor: pointer; transition: all .2s;
  display: inline-flex; align-items: center; justify-content: center; text-decoration: none;
}
.case-tab:hover { border-color: var(--brand-200); color: var(--brand); }
.case-tab.active { background: var(--brand); border-color: var(--brand); color: #fff; box-shadow: 0 8px 20px rgba(37,99,235,.25); }
.case-tab.soon { border-style: dashed; background: transparent; color: var(--muted-2); cursor: default; }

/* ---------- 首页最新资讯 ---------- */
.news-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 36px; border-top: 1px solid var(--line); }
.news-item { display: flex; align-items: baseline; justify-content: space-between; gap: 18px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.news-item a { font-size: 15px; font-weight: 600; color: var(--ink); line-height: 1.55; transition: color .2s; }
.news-item a:hover { color: var(--brand); }
.news-item span { flex-shrink: 0; font-size: 12.5px; color: var(--muted-2); white-space: nowrap; }
.news-more { margin-top: 28px; text-align: center; }
.news-empty { padding: 24px 0; color: var(--muted); font-size: 14px; }
@media (max-width: 768px) {
  .news-list { grid-template-columns: 1fr; }
  .news-item { gap: 12px; }
  .news-item a { font-size: 14px; }
}

/* 页脚同组链接间距 */
.footer li a + a { margin-left: 14px; }

/* 页脚关于链接 */
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-top: 14px; font-size: 12.5px; }
.footer-links a { color: #64748b; }
.footer-links a:hover { color: #fff; }

/* 案例锚点避开固定导航 */
#jixiaoyang, #baojiada, #letao { scroll-margin-top: 92px; }