/* ============================================================
   成都名胜养老科技有限公司 — 官网重构 · 现代简约版
   Design: 留白 · 大字排版 · 克制暖色 · 高级质感
   ============================================================ */

:root {
  --bg: #FCFAF7;
  --bg-soft: #F5F0E9;
  --bg-deep: #1C1917;
  --ink: #1C1917;
  --ink-2: #57534E;
  --ink-3: #716C65;
  --primary: #B4532A;
  --primary-hover: #96431F;
  --primary-soft: #F4E6DA;
  --accent: #2F4F43;
  --accent-soft: #E3EBE6;
  --line: rgba(28, 25, 23, .10);
  --card: #FFFFFF;
  --radius: 20px;
  --radius-lg: 28px;
  --shadow-sm: 0 1px 3px rgba(28,25,23,.06), 0 1px 2px rgba(28,25,23,.04);
  --shadow-md: 0 8px 30px rgba(28,25,23,.08);
  --shadow-lg: 0 20px 60px rgba(28,25,23,.12);
  --font: "PingFang SC","Microsoft YaHei","Hiragino Sans GB","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --maxw: 1160px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font); color: var(--ink); background: var(--bg); line-height: 1.7; font-size: 16px; -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--primary-hover); }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
section { padding: 96px 0; }

::selection { background: var(--primary-soft); }
:focus-visible { outline: 2.5px solid var(--primary); outline-offset: 3px; border-radius: 4px; }
.skip-link { position: absolute; left: -999px; top: 0; background: var(--ink); color: #fff; padding: 10px 18px; z-index: 999; }
.skip-link:focus { left: 0; }

/* ---------- 顶部信息条 ---------- */
.topbar { background: var(--bg-deep); color: #B9B2A8; font-size: 13px; }
.topbar .container { display: flex; justify-content: flex-end; align-items: center; min-height: 38px; gap: 22px; }
.topbar a { color: #E7E0D6; }
.topbar a:hover { color: #fff; }

/* ---------- 导航 ---------- */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(252,250,247,.88); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.nav { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 24px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-mark { height: 44px; width: auto; flex: none; }
.logo-text { line-height: 1.2; }
.logo-text strong { font-size: 18px; font-weight: 700; letter-spacing: 1px; display: block; }
.logo-text span { font-size: 11px; color: var(--ink-3); letter-spacing: 3px; }
.nav-links { display: flex; gap: 2px; list-style: none; }
.nav-links a { position: relative; display: block; padding: 10px 16px; color: var(--ink-2); font-size: 15px; border-radius: 10px; }
.nav-links a::after { content: ""; position: absolute; left: 16px; right: 16px; bottom: 6px; height: 2px; background: var(--primary); border-radius: 2px; transform: scaleX(0); transform-origin: left; transition: transform .25s ease; }
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-links a.active { color: var(--ink); font-weight: 600; }
.nav-cta { background: var(--ink); color: #fff !important; padding: 10px 22px !important; border-radius: 999px !important; font-weight: 500; }
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--primary); color: #fff !important; }
.nav-toggle { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; padding: 11px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--ink); margin: 5px auto; border-radius: 2px; transition: .25s; }

/* ---------- 区块头部 ---------- */
.section-head { max-width: 720px; margin: 0 auto 64px; text-align: left; }
.section-head.center { text-align: center; margin-left: auto; margin-right: auto; }
.eyebrow { display: flex; align-items: center; gap: 14px; font-size: 13px; font-weight: 600; letter-spacing: .32em; color: var(--primary); text-transform: uppercase; margin-bottom: 18px; }
.eyebrow::before { content: ""; width: 34px; height: 1.5px; background: var(--primary); }
.section-head.center .eyebrow { justify-content: center; }
.section-head.center .eyebrow::after { content: ""; width: 34px; height: 1.5px; background: var(--primary); }
.section-head h2 { font-size: clamp(30px, 4vw, 42px); font-weight: 700; letter-spacing: -0.02em; line-height: 1.25; margin-bottom: 16px; }
.section-head p { color: var(--ink-2); font-size: 16.5px; line-height: 1.8; }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 0; overflow: hidden; position: relative; }
.hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(1100px 500px at 85% -10%, rgba(180,83,42,.10), transparent 60%), radial-gradient(800px 420px at -10% 110%, rgba(47,79,67,.07), transparent 55%); pointer-events: none; }
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 72px; align-items: center; padding-bottom: 56px; }
.hero-eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 600; letter-spacing: .22em; color: var(--ink-2); margin-bottom: 28px; }
.hero-eyebrow::before { content: ""; width: 40px; height: 1.5px; background: var(--primary); }
.hero h1 { font-size: clamp(42px, 5.6vw, 66px); font-weight: 700; letter-spacing: -0.025em; line-height: 1.14; margin-bottom: 28px; }
.hero h1 em { font-style: normal; color: var(--primary); }
.hero-sub { font-size: 17.5px; color: var(--ink-2); line-height: 1.85; max-width: 520px; margin-bottom: 40px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; gap: 10px; padding: 13px 30px; border-radius: 999px; font-size: 15.5px; font-weight: 600; border: 0; cursor: pointer; transition: all .25s ease; letter-spacing: .02em; }
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: var(--primary); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--line); }
.btn-ghost:hover { border-color: var(--ink); color: var(--ink); background: #fff; }
.btn-ghost svg { transition: transform .25s; }
.btn-ghost:hover svg { transform: translateX(3px); }
.hero-trust { display: flex; flex-wrap: wrap; gap: 12px 26px; list-style: none; padding: 22px 0 0; border-top: 1px solid var(--line); }
.hero-trust li { display: flex; align-items: center; gap: 9px; font-size: 13.5px; color: var(--ink-2); }
.hero-trust li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); }

.hero-visual { position: relative; }
.hero-art { position: relative; border-radius: var(--radius-lg); overflow: hidden; background: linear-gradient(150deg, #F3E3D3 0%, #F9F1E7 55%, #EDE4D6 100%); box-shadow: var(--shadow-lg); aspect-ratio: 4 / 4.4; }
.hero-art svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-float { position: absolute; background: rgba(255,255,255,.92); backdrop-filter: blur(8px); border: 1px solid rgba(28,25,23,.06); border-radius: 16px; box-shadow: var(--shadow-md); padding: 16px 20px; min-width: 168px; }
.hero-float .hf-num { font-size: 28px; font-weight: 700; letter-spacing: -0.02em; color: var(--ink); line-height: 1.1; }
.hero-float .hf-num em { font-style: normal; color: var(--primary); }
.hero-float .hf-label { font-size: 12.5px; color: var(--ink-2); margin-top: 2px; }
.float-1 { top: 8%; left: -34px; animation: float 6s ease-in-out infinite; }
.float-2 { bottom: 10%; right: -26px; animation: float 7s ease-in-out 1s infinite; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* ---------- Audience routes ---------- */
.audience-section { padding: 72px 0 88px; background: #fff; }
.audience-intro { display: grid; grid-template-columns: 1fr .82fr; gap: 64px; align-items: end; margin-bottom: 38px; }
.audience-intro .eyebrow { margin-bottom: 12px; }
.audience-intro h2 { font-size: clamp(27px, 3.5vw, 38px); line-height: 1.28; }
.audience-intro > p { color: var(--ink-2); line-height: 1.85; }
.audience-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.audience-card { position: relative; display: grid; gap: 12px; min-height: 240px; padding: 30px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg); color: var(--ink); transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.audience-card:hover { color: var(--ink); transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(180,83,42,.3); }
.audience-no { font-size: 12px; font-weight: 700; letter-spacing: .16em; color: var(--primary); }
.audience-card h3 { font-size: 21px; }
.audience-card p { color: var(--ink-2); font-size: 14.5px; line-height: 1.8; }
.audience-card .sc-more { align-self: end; }

/* ---------- 服务 ---------- */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.service-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 34px 30px; display: flex; flex-direction: column; gap: 16px; transition: all .3s ease; position: relative; overflow: hidden; }
.service-card::after { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: linear-gradient(90deg, var(--primary), #D98B5F); transform: scaleX(0); transform-origin: left; transition: transform .35s ease; }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(180,83,42,.25); }
.service-card:hover::after { transform: scaleX(1); }
.sc-icon { width: 52px; height: 52px; border-radius: 16px; background: var(--primary-soft); display: grid; place-items: center; color: var(--primary); transition: background .3s, color .3s; }
.service-card:hover .sc-icon { background: var(--primary); color: #fff; }
.service-card h3 { font-size: 19px; font-weight: 700; letter-spacing: -0.01em; }
.service-card p { color: var(--ink-2); font-size: 14.5px; line-height: 1.75; flex: 1; }
.sc-more { font-size: 14px; font-weight: 600; color: var(--primary); display: inline-flex; align-items: center; gap: 6px; }
.sc-more::after { content: "→"; transition: transform .25s; }
.service-card:hover .sc-more::after { transform: translateX(4px); }

/* ---------- 数据区 ---------- */
.data-band { background: var(--bg-deep); color: #fff; padding: 84px 0; }
.data-band .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; }
.data-item { border-left: 1px solid rgba(255,255,255,.12); padding-left: 28px; }
.data-item strong { display: block; font-size: clamp(34px, 4.5vw, 52px); font-weight: 700; letter-spacing: -0.02em; color: #F0C9A8; line-height: 1.1; margin-bottom: 8px; }
.data-item span { font-size: 14.5px; color: #B9B2A8; }

/* ---------- Proof panel ---------- */
.proof-section { padding: 0 0 96px; background: var(--bg); }
.proof-panel { display: grid; grid-template-columns: .88fr 1.12fr; gap: 68px; align-items: center; background: var(--accent); color: #fff; border-radius: var(--radius-lg); padding: 54px 58px; }
.proof-copy .eyebrow { color: #D6B28F; }
.proof-copy .eyebrow::before { background: #D6B28F; }
.proof-copy h2 { font-size: clamp(27px, 3.4vw, 38px); line-height: 1.3; margin-bottom: 14px; }
.proof-copy p { color: #D8E1DC; line-height: 1.85; }
.proof-links { display: grid; gap: 1px; background: rgba(255,255,255,.14); border-radius: 16px; overflow: hidden; }
.proof-links a { display: grid; grid-template-columns: 132px 1fr; gap: 18px; align-items: center; min-height: 78px; padding: 16px 20px; background: rgba(22,42,35,.72); color: #fff; }
.proof-links a:hover { background: rgba(22,42,35,.92); color: #fff; }
.proof-links strong { color: #F4D4B6; font-size: 18px; }
.proof-links span { color: #E2E8E4; font-size: 14px; }

/* ---------- 产品 ---------- */
.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.product-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 34px 30px; transition: all .3s; display: flex; flex-direction: column; gap: 14px; }
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.product-card h3 { font-size: 19px; font-weight: 700; }
.product-card p { color: var(--ink-2); font-size: 14.5px; flex: 1; line-height: 1.75; }
.pc-tag { align-self: flex-start; font-size: 12px; font-weight: 600; letter-spacing: .08em; color: var(--accent); background: var(--accent-soft); padding: 5px 12px; border-radius: 999px; }
.product-card--featured { position: relative; overflow: hidden; border-color: rgba(180,83,42,.24); background: linear-gradient(145deg, #FFF 0%, #FFF9F2 100%); }
.product-card--featured::after { content: ""; position: absolute; right: -42px; bottom: -54px; width: 150px; height: 150px; border: 24px solid rgba(180,83,42,.06); border-radius: 50%; pointer-events: none; }

/* ---------- 配置速算产品 ---------- */
.calc-overview { padding: 42px 0 96px; }
.calc-overview-grid { display: grid; grid-template-columns: .95fr 1.05fr; align-items: center; gap: 74px; }
.calc-kicker { display: inline-flex; padding: 6px 13px; margin-bottom: 22px; border-radius: 999px; background: var(--primary-soft); color: var(--primary); font-size: 12px; font-weight: 700; letter-spacing: .12em; }
.calc-overview-copy h2 { max-width: 580px; margin-bottom: 22px; font-size: clamp(30px, 4vw, 46px); line-height: 1.25; letter-spacing: -.025em; }
.calc-overview-copy > p { max-width: 590px; color: var(--ink-2); font-size: 16.5px; line-height: 1.9; }
.calc-points { display: grid; gap: 12px; margin-top: 30px; list-style: none; }
.calc-points li { position: relative; padding-left: 26px; color: var(--ink-2); font-size: 14.5px; }
.calc-points li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--primary); font-weight: 800; }
.calc-app { padding: 18px; border-radius: 30px; background: #231F1C; color: #fff; box-shadow: 0 28px 70px rgba(28,25,23,.20); transform: rotate(1deg); }
.calc-app-bar { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; min-height: 44px; padding: 0 8px 12px; font-size: 12px; }
.calc-app-bar span { width: 9px; height: 9px; border-radius: 50%; background: #E5A170; box-shadow: 16px 0 #6A8A7E, 32px 0 #F1D09C; }
.calc-app-bar strong { font-size: 14px; letter-spacing: .08em; }
.calc-app-bar small { justify-self: end; color: #AFA79E; }
.calc-app-summary { padding: 24px; border-radius: 20px; background: linear-gradient(140deg, #B4532A, #D27B4A); }
.calc-app-summary > span, .calc-app-summary small { display: block; color: #FCE8DA; font-size: 12px; }
.calc-app-summary strong { display: block; margin: 5px 0 13px; font-size: 36px; line-height: 1.1; letter-spacing: -.02em; }
.calc-app-summary div { height: 6px; margin-bottom: 8px; overflow: hidden; border-radius: 99px; background: rgba(255,255,255,.25); }
.calc-app-summary i { display: block; height: 100%; border-radius: inherit; background: #fff; }
.calc-app-list { display: grid; gap: 8px; padding: 12px 0; }
.calc-app-list > div { display: grid; grid-template-columns: 28px 1fr auto auto; align-items: center; gap: 12px; padding: 14px 13px; border-radius: 14px; background: #312C28; }
.calc-check { display: grid; width: 25px; height: 25px; place-items: center; border-radius: 8px; background: #415F54; color: #fff; font-size: 12px; }
.calc-app-list p { display: grid; line-height: 1.35; }
.calc-app-list p strong { font-size: 13px; }
.calc-app-list p small { color: #9E968E; font-size: 11px; }
.calc-app-list b { color: #D7CEC5; font-size: 12px; font-weight: 500; }
.calc-app-list em { min-width: 56px; color: #F3C6A8; font-size: 13px; font-style: normal; text-align: right; }
.calc-app-action { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 11px 4px 0; }
.calc-app-action span { color: #9FB7AE; font-size: 11px; }
.calc-app-action strong { padding: 9px 18px; border-radius: 99px; background: #fff; color: #231F1C; font-size: 12px; }
.calc-features { background: var(--bg-soft); }
.calc-feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.calc-feature { min-height: 230px; padding: 28px; border: 1px solid rgba(28,25,23,.08); border-radius: var(--radius); background: rgba(255,255,255,.82); }
.calc-feature > span { display: block; margin-bottom: 34px; color: var(--primary); font-size: 12px; font-weight: 800; letter-spacing: .15em; }
.calc-feature h3 { margin-bottom: 10px; font-size: 18px; }
.calc-feature p { color: var(--ink-2); font-size: 14px; line-height: 1.8; }
.calc-flow { padding: 88px 0; background: var(--accent); color: #fff; }
.calc-flow-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 42px; }
.calc-flow-head span { color: #D6B28F; font-size: 12px; font-weight: 700; letter-spacing: .2em; }
.calc-flow-head h2 { font-size: clamp(27px, 3.5vw, 39px); }
.calc-flow-list { display: grid; grid-template-columns: repeat(5, 1fr); list-style: none; counter-reset: none; }
.calc-flow-list li { position: relative; display: grid; gap: 6px; padding: 24px 20px; border-top: 1px solid rgba(255,255,255,.22); }
.calc-flow-list li:not(:last-child)::after { content: "→"; position: absolute; right: -6px; top: 25px; color: #D6B28F; }
.calc-flow-list span { color: #D6B28F; font-size: 12px; font-weight: 700; }
.calc-flow-list strong { font-size: 17px; }
.calc-flow-list small { color: #C3D1CB; font-size: 12px; }
.calc-audience { padding: 78px 28px 0; }

/* ---------- 案例 ---------- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.case-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 30px; transition: all .3s; display: flex; flex-direction: column; gap: 12px; }
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(47,79,67,.2); }
.cc-region { font-size: 12.5px; font-weight: 700; letter-spacing: .18em; color: var(--accent); }
.case-card h3 { font-size: 18px; font-weight: 700; letter-spacing: -0.01em; line-height: 1.5; }
.case-card p { color: var(--ink-2); font-size: 14.5px; flex: 1; line-height: 1.75; }
.cc-meta { font-size: 13px; color: var(--ink-3); border-top: 1px dashed var(--line); padding-top: 14px; }

/* ---------- 新闻 ---------- */
.news-list { max-width: 900px; margin: 0 auto; }
.news-item { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; padding: 26px 8px; border-bottom: 1px solid var(--line); transition: padding .25s; }
.news-item:first-child { border-top: 1px solid var(--line); }
.news-item:hover { padding-left: 16px; }
.ni-title { font-size: 17px; font-weight: 600; color: var(--ink); letter-spacing: -0.01em; }
.news-item:hover .ni-title { color: var(--primary); }
.ni-date { font-size: 13.5px; color: var(--ink-3); flex: none; font-variant-numeric: tabular-nums; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 820px; margin: 0 auto; display: grid; gap: 14px; }
.faq-item { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: border-color .25s; }
.faq-item[open] { border-color: rgba(180,83,42,.3); }
.faq-item summary { padding: 22px 26px; font-size: 16px; font-weight: 600; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 22px; font-weight: 300; color: var(--primary); flex: none; transition: transform .25s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-body { padding: 0 26px 24px; color: var(--ink-2); font-size: 15px; line-height: 1.85; }

/* ---------- CTA ---------- */
.cta { position: relative; background: var(--ink); color: #fff; border-radius: var(--radius-lg); padding: 72px 56px; text-align: center; overflow: hidden; }
.cta::before { content: ""; position: absolute; inset: 0; background: radial-gradient(700px 300px at 50% -40%, rgba(180,83,42,.35), transparent 65%); }
.cta h2 { position: relative; font-size: clamp(26px, 3.4vw, 36px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 14px; }
.cta p { position: relative; color: #B9B2A8; margin-bottom: 34px; }
.cta .btn { position: relative; background: #fff; color: var(--ink); }
.cta .btn:hover { background: var(--primary); color: #fff; }
.cta-actions { position: relative; display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.cta .btn-outline-light { color: #fff; background: transparent; border: 1px solid rgba(255,255,255,.36); }
.cta .btn-outline-light:hover { border-color: #fff; background: rgba(255,255,255,.1); }

/* ---------- 内页 ---------- */
.page-hero { padding: 76px 0 48px; }
.page-hero .crumb { font-size: 13.5px; color: var(--ink-3); margin-bottom: 18px; }
.page-hero .crumb a { color: var(--ink-3); }
.page-hero .crumb a:hover { color: var(--primary); }
.page-hero h1 { font-size: clamp(32px, 4.6vw, 52px); font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; }
.page-hero .ph-sub { color: var(--ink-2); font-size: 16.5px; margin-top: 16px; max-width: 720px; line-height: 1.8; }

.prose { max-width: 820px; margin: 0 auto; }
.prose h2 { font-size: clamp(22px, 3vw, 28px); font-weight: 700; letter-spacing: -0.01em; margin: 52px 0 18px; position: relative; padding-left: 18px; }
.prose h2::before { content: ""; position: absolute; left: 0; top: .18em; bottom: .18em; width: 4px; border-radius: 4px; background: var(--primary); }
.prose h3 { font-size: 19px; font-weight: 700; margin: 32px 0 12px; }
.prose p { margin-bottom: 16px; color: var(--ink-2); line-height: 1.9; }
.prose ul, .prose ol { margin: 0 0 20px 4px; list-style: none; counter-reset: item; }
.prose li { position: relative; padding: 6px 0 6px 30px; color: var(--ink-2); line-height: 1.8; }
.prose ul li::before { content: ""; position: absolute; left: 6px; top: 16px; width: 8px; height: 8px; border-radius: 50%; background: var(--primary-soft); border: 1.5px solid var(--primary); }
.prose ol li { counter-increment: item; }
.prose ol li::before { content: counter(item, decimal-leading-zero); position: absolute; left: 0; top: 6px; font-size: 13px; font-weight: 700; color: var(--primary); letter-spacing: .05em; }
.prose strong { color: var(--ink); font-weight: 700; }
.prose .note { background: var(--bg-soft); border-radius: var(--radius); padding: 20px 24px; margin: 24px 0; color: var(--ink-2); font-size: 15px; line-height: 1.85; border-left: 3px solid var(--primary); }
.prose a { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Contact ---------- */
.contact-section { padding-top: 48px; }
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.contact-card { display: flex; flex-direction: column; min-height: 330px; padding: 34px 30px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: #fff; color: var(--ink); transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
a.contact-card:hover { color: var(--ink); transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(180,83,42,.3); }
.contact-card-primary { background: var(--ink); color: #fff; border-color: var(--ink); }
a.contact-card-primary:hover { background: #292522; color: #fff; border-color: #292522; }
.contact-kicker { color: var(--primary); font-size: 12px; font-weight: 700; letter-spacing: .08em; margin-bottom: 26px; }
.contact-card-primary .contact-kicker { color: #F0C9A8; }
.contact-card h2 { font-size: 18px; margin-bottom: 8px; }
.contact-card strong { font-size: clamp(21px, 2.5vw, 28px); line-height: 1.35; margin-bottom: 18px; }
.contact-card .contact-email { font-size: clamp(16px, 1.6vw, 20px); overflow-wrap: anywhere; }
.contact-card p { color: var(--ink-2); line-height: 1.8; font-size: 14.5px; }
.contact-card-primary p { color: #C9C2B9; }
.contact-action { margin-top: auto; padding-top: 24px; color: var(--primary); font-weight: 700; font-size: 14px; }
.contact-card-primary .contact-action { color: #F0C9A8; }
.contact-muted { color: var(--ink-3); }
.contact-brief { display: grid; grid-template-columns: .86fr 1.14fr; gap: 70px; margin: 64px 0; padding: 48px; background: var(--bg-soft); border-radius: var(--radius-lg); }
.contact-brief h2 { font-size: clamp(25px, 3vw, 34px); line-height: 1.35; margin-bottom: 12px; }
.contact-brief p { color: var(--ink-2); line-height: 1.8; }
.contact-brief ul { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.contact-brief li { display: grid; gap: 3px; padding: 18px; background: #fff; border: 1px solid var(--line); border-radius: 14px; }
.contact-brief li span { color: var(--ink-2); font-size: 13.5px; }
.contact-process { margin-top: 0; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--bg-deep); color: #A39C92; margin-top: 24px; }
.site-footer .container { padding: 72px 28px 34px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 48px; }
.footer-grid h4 { color: #F2EDE5; font-size: 14px; font-weight: 600; letter-spacing: .12em; margin-bottom: 20px; }
.footer-grid ul { list-style: none; display: grid; gap: 10px; }
.footer-grid a { color: #A39C92; font-size: 14px; }
.footer-grid a:hover { color: #F0C9A8; }
.footer-brand p { font-size: 13.5px; line-height: 1.9; margin-top: 14px; color: #8E877D; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); margin-top: 56px; padding-top: 24px; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; font-size: 12.5px; color: #9B948A; }
.footer-bottom a { color: #9B948A; }
.footer-bottom a:hover { color: #F0C9A8; }

.mobile-contact-bar { display: none; }

/* ---------- 表格 ---------- */
.tbl { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14.5px; }
.tbl th, .tbl td { border: 1px solid var(--line); padding: 12px 16px; text-align: left; }
.tbl th { background: var(--bg-soft); font-weight: 600; }

/* ---------- 滚动显现 ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1020px) {
  .hero-grid { grid-template-columns: 1fr; gap: 56px; }
  .hero-visual { max-width: 460px; }
  .service-grid, .product-grid, .case-grid { grid-template-columns: repeat(2, 1fr); }
  .data-band .container { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .audience-intro, .proof-panel, .contact-brief { grid-template-columns: 1fr; gap: 32px; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .calc-overview-grid { grid-template-columns: 1fr; gap: 46px; }
  .calc-app { max-width: 620px; transform: none; }
  .calc-feature-grid { grid-template-columns: repeat(2, 1fr); }
  .calc-flow-list { grid-template-columns: repeat(3, 1fr); }
  .nav-links { display: none; position: absolute; top: 72px; left: 0; right: 0; background: var(--bg); border-bottom: 1px solid var(--line); flex-direction: column; padding: 14px 22px 22px; gap: 4px; box-shadow: var(--shadow-lg); }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .topbar .tb-right { display: none; }
}
@media (max-width: 640px) {
  body { padding-bottom: 68px; }
  section { padding: 56px 0; }
  .service-grid, .product-grid, .case-grid { grid-template-columns: 1fr; }
  .calc-overview { padding: 28px 0 56px; }
  .calc-overview-grid { gap: 34px; }
  .calc-app { padding: 12px; border-radius: 22px; }
  .calc-app-summary { padding: 20px; }
  .calc-app-summary strong { font-size: 30px; }
  .calc-app-list > div { grid-template-columns: 24px 1fr auto; gap: 9px; }
  .calc-app-list b { display: none; }
  .calc-feature-grid, .calc-flow-list { grid-template-columns: 1fr; }
  .calc-feature { min-height: 0; }
  .calc-flow-head { display: grid; }
  .calc-flow-list li:not(:last-child)::after { display: none; }
  .calc-audience { padding: 56px 28px 0; }
  .hero { padding-top: 48px; }
  .hero h1 { font-size: 36px; }
  .data-band .container { grid-template-columns: 1fr 1fr; }
  .cta { padding: 48px 26px; }
  .footer-grid { grid-template-columns: 1fr; }
  .news-item { flex-direction: column; align-items: flex-start; gap: 6px; }
  .float-1 { left: -8px; } .float-2 { right: -8px; }
  .audience-section { padding: 52px 0 60px; }
  .audience-grid, .contact-grid, .contact-brief ul { grid-template-columns: 1fr; }
  .audience-card { min-height: 0; padding: 26px; }
  .proof-section { padding: 0 0 56px; }
  .proof-panel { margin: 0 18px; width: auto; padding: 38px 24px; }
  .proof-links a { grid-template-columns: 1fr; gap: 2px; }
  .contact-card { min-height: 286px; }
  .contact-brief { padding: 32px 24px; margin: 48px 0; }
  .footer-grid ul { gap: 0; }
  .footer-grid li a { display: inline-flex; align-items: center; min-height: 44px; }
  .mobile-contact-bar { position: fixed; z-index: 120; left: 0; right: 0; bottom: 0; display: grid; grid-template-columns: 1fr 1fr; padding: 8px max(12px, env(safe-area-inset-left)) calc(8px + env(safe-area-inset-bottom)); background: rgba(252,250,247,.96); border-top: 1px solid var(--line); box-shadow: 0 -8px 30px rgba(28,25,23,.1); backdrop-filter: blur(14px); }
  .mobile-contact-bar a { display: inline-flex; justify-content: center; align-items: center; gap: 7px; min-height: 46px; color: var(--ink); font-weight: 700; font-size: 14px; }
  .mobile-contact-bar a:last-child { background: var(--ink); color: #fff; border-radius: 999px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}