@import url("assets/tokens.css");
/* ════════════════════════════════════════════════════════════
   定智掌柜官网 · site.css（2026-08-11 site-core）
   仅依赖 tokens.css（严禁引 base.css：其 body overflow:hidden 会锁死滚动）
   设计纪律：字阶 13/15/17/20/26/34/clampH1 七档；金色配给制；
   分节底色只用 --bg/--surface/--surface-2；深色只在 S10。
   ════════════════════════════════════════════════════════════ */

:root {
  --ease-s: cubic-bezier(.2, 0, 0, 1);
  --dark-bg: #2A2A28;        /* S10 专用（任务书指定） */
  --gold-lite: #E8C88A;      /* S10 亮金（任务书指定） */
  --sec-pad: 64px;           /* mobile-first；桌面在断点放大 */
}

/* ── 全局重置（恢复滚动 + 官网排版基准） ── */
html { scroll-behavior: smooth; }
html, body { height: auto; overflow-x: clip; }
body {
  background: var(--bg);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; transition: color .18s var(--ease-s); }
a:hover { color: var(--accent); }

.wrap { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ── 字阶（七档） ── */
.t13 { font-size: 13px; }
.t15 { font-size: 15px; }
.t17 { font-size: 17px; }
.t20 { font-size: 20px; }
.t26 { font-size: 26px; }
.t34 { font-size: 34px; }
h2 { font-size: 26px; font-weight: 650; letter-spacing: -0.02em; line-height: 1.35; }
h3 { font-size: 20px; font-weight: 600; letter-spacing: -0.01em; }
.kicker {
  font-size: 12.5px; letter-spacing: 3px; color: var(--accent);
  font-weight: 600; text-transform: uppercase; margin-bottom: 14px;
}
.muted { color: var(--muted); }
.small { font-size: 13px; }

/* ── 分节骨架 ── */
.sec { padding: var(--sec-pad) 0; }
.sec-surface { background: var(--surface); }
.sec-warm { background: var(--surface-2); }
.sec-head { text-align: center; max-width: 640px; margin: 0 auto 40px; position: relative; }
.sec-head .sub { color: var(--ink-2); margin-top: 12px; font-size: 15px; }
.sec-num {
  display: block; font-size: 44px; font-weight: 200; line-height: 1;
  color: rgba(168, 136, 74, .18); letter-spacing: 2px; margin-bottom: 10px;
  font-variant-numeric: tabular-nums;
}

/* ── 按钮（触控目标 ≥44px） ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 46px; padding: 11px 26px; border-radius: var(--r-btn);
  font-size: 15px; font-weight: 600; cursor: pointer; border: 1px solid transparent;
  transition: transform .18s var(--ease-s), box-shadow .18s var(--ease-s), background .18s;
}
.btn-gold { background: var(--accent); color: #fff; }
.btn-gold:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 6px 18px rgba(168, 136, 74, .28); }
.btn-line { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-line:hover { border-color: var(--accent); color: var(--accent); }
.btn-lg { min-height: 52px; padding: 14px 34px; font-size: 17px; }
:focus-visible { outline: none; box-shadow: var(--ring); border-radius: 6px; }

/* ── S0 顶导 ── */
.snav {
  position: sticky; top: 0; z-index: 900;
  background: rgba(250, 250, 247, .86);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(232, 230, 223, .7);
}
.nav-in { display: flex; align-items: center; height: 60px; gap: 10px; }
.brand { display: flex; align-items: center; gap: 9px; color: var(--ink); }
.brand svg { width: 26px; height: 26px; flex: none; }
.brand .bname { font-size: 17px; font-weight: 700; letter-spacing: .02em; }
.brand .btag { font-size: 12.5px; color: var(--muted); margin-left: 2px; padding-top: 3px; }
.nlinks { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.nlinks a {
  color: var(--ink-2); font-size: 15px; padding: 11px 14px; border-radius: 8px;
  position: relative; min-height: 44px; display: inline-flex; align-items: center;
}
.nlinks a:hover { color: var(--accent); }
.nlinks a.cur { color: var(--ink); font-weight: 600; }
.nlinks a.cur::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 6px;
  height: 2px; border-radius: 2px; background: var(--accent);
}
.nav-cta { margin-left: 10px; min-height: 40px; padding: 8px 20px; font-size: 14px; }

/* 汉堡按钮（三条 span，开启态变 X） */
.burger {
  display: none; margin-left: auto; width: 46px; height: 46px; border: 0; background: none;
  cursor: pointer; flex-direction: column; align-items: center; justify-content: center; gap: 5px;
}
.burger span {
  display: block; width: 22px; height: 2px; border-radius: 2px; background: var(--ink);
  transition: transform .25s var(--ease-s), opacity .2s;
}
body.menu-open .burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.menu-open .burger span:nth-child(2) { opacity: 0; }
body.menu-open .burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* 全屏菜单（≤900 启用） */
.mmenu {
  position: fixed; inset: 0; z-index: 880; background: var(--bg);
  display: none; flex-direction: column; padding: 92px 28px 28px;
}
body.menu-open .mmenu { display: flex; }
body.menu-open { overflow: hidden; }
.mmenu a.mlink {
  font-size: 26px; font-weight: 650; color: var(--ink); padding: 16px 4px;
  border-bottom: 1px solid var(--line);
}
.mmenu a.mlink.cur { color: var(--accent); }
.mmenu .m-cta { margin-top: auto; width: 100%; }

/* ── S1 Hero ── */
.hero {
  position: relative; overflow: hidden;
  min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 96px 0 40px;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-grid-lines {
  position: absolute; inset: 0; opacity: .5;
  background-image:
    linear-gradient(rgba(168, 136, 74, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168, 136, 74, .05) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 20%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse 90% 80% at 50% 20%, #000 30%, transparent 75%);
}
.hero-cab { position: absolute; right: -60px; bottom: -40px; width: 460px; opacity: .5; }
.hero-inner { display: grid; grid-template-columns: 1fr; gap: 44px; align-items: center; position: relative; }
.hero h1 {
  font-size: clamp(30px, 7vw, 56px); line-height: 1.18; font-weight: 750;
  letter-spacing: -0.03em; color: var(--ink); margin: 4px 0 18px;
}
.hero .hsub { font-size: 17px; color: var(--ink-2); max-width: 520px; margin-bottom: 30px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* 数字带 */
.statband {
  margin-top: 56px; border-top: 1px solid var(--line);
  display: grid; grid-template-columns: 1fr; gap: 22px; padding-top: 30px; position: relative;
}
.stat .s-val {
  font-size: 40px; font-weight: 700; letter-spacing: -0.03em; color: var(--ink);
  font-variant-numeric: tabular-nums; line-height: 1.15;
}
.stat .s-val .s-x { font-size: 20px; font-weight: 600; color: var(--accent); margin-left: 2px; }
.stat .s-cap { font-size: 13px; color: var(--muted); margin-top: 4px; }

/* ── 应用窗口 mockup（纯 CSS + 内联 SVG） ── */
.appmock {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  box-shadow: 0 24px 64px rgba(26, 23, 18, .12), 0 4px 16px rgba(26, 23, 18, .06);
  overflow: hidden; max-width: 560px; width: 100%; margin: 0 auto;
}
.am-chrome {
  display: flex; align-items: center; gap: 6px; padding: 10px 14px;
  background: var(--surface-2); border-bottom: 1px solid var(--line);
}
.am-dot { width: 9px; height: 9px; border-radius: 50%; background: #D8D4C8; }
.am-addr {
  flex: 1; margin-left: 10px; background: var(--surface); border: 1px solid var(--line);
  border-radius: 20px; font-size: 11px; color: var(--muted); padding: 4px 14px;
  max-width: 320px; text-align: center; font-variant-numeric: tabular-nums;
}
.am-body { display: flex; min-height: 300px; }
.am-side {
  width: 64px; flex: none; background: var(--surface-2); border-right: 1px solid var(--line);
  padding: 12px 10px; display: flex; flex-direction: column; gap: 8px;
}
.am-logo { width: 22px; height: 22px; border-radius: 6px; background: var(--accent); margin: 0 auto 8px; }
.am-navi { height: 8px; border-radius: 4px; background: var(--line); }
.am-navi.on { background: var(--accent); }
.am-main { flex: 1; padding: 14px; display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.am-kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.am-kpi { background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 8px 9px; }
.am-kpi .k { font-size: 10px; color: var(--muted); white-space: nowrap; }
.am-kpi .v { font-size: 16px; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.am-kpi .v em { font-style: normal; font-size: 10px; color: var(--accent); font-weight: 600; }
.am-feed { background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; flex: 1; }
.am-feed .f-t { font-size: 11px; font-weight: 600; color: var(--ink-2); margin-bottom: 10px; }
.am-row { display: flex; align-items: flex-start; gap: 9px; padding: 6px 0; position: relative; }
.am-row::before {
  content: ""; position: absolute; left: 3.5px; top: 20px; bottom: -8px; width: 1px;
  background: var(--line);
}
.am-row:last-child::before { display: none; }
.am-row .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); flex: none; margin-top: 5px; }
.am-row .tx { font-size: 11px; color: var(--ink-2); line-height: 1.5; min-width: 0; }
.am-row .tx b { color: var(--ink); font-weight: 600; }
.am-row .tx .src { display: block; font-size: 10px; color: var(--muted); }

/* ── S2 痛点 ── */
.pain-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
.pain-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-card);
  padding: 22px 20px; display: flex; gap: 14px; align-items: flex-start;
  transition: transform .2s var(--ease-s), box-shadow .2s var(--ease-s);
}
.pain-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(26, 23, 18, .07); }
.pain-card .pic {
  width: 40px; height: 40px; flex: none; border-radius: 10px; background: var(--accent-soft);
  color: var(--accent); display: flex; align-items: center; justify-content: center;
}
.pain-card .pt { font-size: 15px; font-weight: 600; line-height: 1.5; padding-top: 8px; }
.pain-close { text-align: center; font-size: 26px; font-weight: 700; letter-spacing: -0.02em; margin-top: 44px; }
.pain-close em { font-style: normal; color: var(--accent); }

/* ── S3 一条线 ── */
.flow-band { position: relative; }
.flow-svg { position: absolute; left: 0; right: 0; top: 34px; width: 100%; height: 4px; display: block; }
.flow-svg .fl-base { stroke: var(--line); stroke-width: 2; stroke-dasharray: 4 7; fill: none; }
.flow-svg .fl-gold {
  stroke: var(--accent); stroke-width: 2; fill: none;
  stroke-dasharray: 100; stroke-dashoffset: 100;
  transition: stroke-dashoffset 1.8s var(--ease-s) .2s;
}
.flow-band.lit .flow-svg .fl-gold { stroke-dashoffset: 0; }
.flow-nodes { display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px; position: relative; }
.flow-node { text-align: center; }
.flow-node .fic {
  width: 52px; height: 52px; margin: 8px auto 12px; border-radius: 50%;
  background: var(--surface); border: 1.5px solid var(--line); color: var(--muted);
  display: flex; align-items: center; justify-content: center; position: relative; z-index: 1;
  transition: border-color .4s var(--ease-s), color .4s var(--ease-s), box-shadow .4s var(--ease-s);
  transition-delay: var(--d, 0ms);
}
.flow-band.lit .flow-node .fic { border-color: var(--accent); color: var(--accent); box-shadow: 0 0 0 5px rgba(168, 136, 74, .1); }
.flow-node .fn { font-size: 15px; font-weight: 650; }
.flow-node .fs { font-size: 12px; color: var(--muted); margin-top: 4px; line-height: 1.55; }
.flow-close { text-align: center; margin-top: 44px; font-size: 17px; color: var(--ink-2); }
.flow-close b { color: var(--ink); }

/* ── S4 四根柱子 ── */
.pillar-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.pillar {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-card);
  padding: 28px 26px; position: relative; overflow: hidden;
}
.pillar::before {
  content: ""; position: absolute; left: 0; top: 22px; bottom: 22px; width: 3px;
  border-radius: 0 3px 3px 0; background: var(--accent);
}
.pillar .ph3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; display: flex; align-items: center; gap: 10px; }
.pillar .ph3 .ic { color: var(--accent); display: inline-flex; }
.pillar p { color: var(--ink-2); font-size: 15px; }

/* ── S5 十大功能 ── */
.feat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.feat-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-card);
  padding: 20px 18px; color: var(--ink); display: block;
  transition: transform .2s var(--ease-s), border-color .2s, box-shadow .2s var(--ease-s);
}
.feat-card:hover { transform: translateY(-3px); border-color: rgba(168, 136, 74, .45); box-shadow: 0 10px 28px rgba(26, 23, 18, .08); color: var(--ink); }
.feat-card .fic { color: var(--accent); margin-bottom: 12px; display: inline-flex; }
.feat-card .fn { font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.feat-card .fd { font-size: 12.5px; color: var(--muted); line-height: 1.6; }
.feat-card .fmore { font-size: 12.5px; color: var(--accent); margin-top: 10px; opacity: 0; transition: opacity .2s; }
.feat-card:hover .fmore { opacity: 1; }

/* ── S6 zigzag ── */
.zig-row { display: grid; grid-template-columns: 1fr; gap: 36px; align-items: center; padding: 44px 0; }
.zig-row + .zig-row { border-top: 1px solid var(--line); }
.zig-copy .zk { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.zig-copy h3 { font-size: 26px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 14px; }
.zig-copy .zp { color: var(--ink-2); margin-bottom: 18px; }
.zig-li { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.zig-li li { display: flex; gap: 10px; align-items: flex-start; font-size: 15px; color: var(--ink-2); }
.zig-li li .ck { color: var(--accent); flex: none; margin-top: 3px; display: inline-flex; }
.zig-li li b { color: var(--ink); font-weight: 600; }
.zig-close { margin-top: 18px; font-size: 17px; font-weight: 650; color: var(--ink); }
.pill-live {
  display: inline-flex; align-items: center; font-size: 12px; font-weight: 600;
  color: var(--ok); background: rgba(74, 124, 89, .1); border: 1px solid rgba(74, 124, 89, .25);
  border-radius: var(--r-pill); padding: 2px 8px;
}

/* 报价三栏 mockup */
.qmock {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  box-shadow: 0 16px 48px rgba(26, 23, 18, .1); overflow: hidden; font-size: 11px;
}
.qm-head { padding: 10px 14px; border-bottom: 1px solid var(--line); background: var(--surface-2); font-weight: 650; font-size: 12px; display: flex; align-items: center; gap: 8px; }
.qm-cols { display: grid; grid-template-columns: 84px 1fr 132px; min-height: 240px; }
.qm-spaces { border-right: 1px solid var(--line); padding: 10px 8px; display: flex; flex-direction: column; gap: 6px; background: var(--bg); }
.qm-sp { padding: 7px 10px; border-radius: 7px; color: var(--ink-2); }
.qm-sp.on { background: var(--accent-soft); color: var(--accent); font-weight: 650; }
.qm-prods { padding: 12px; display: flex; flex-wrap: wrap; gap: 8px; align-content: flex-start; }
.qm-p {
  border: 1px solid var(--line); border-radius: 8px; padding: 8px 11px; background: var(--surface);
  color: var(--ink-2); line-height: 1.4;
}
.qm-p b { display: block; color: var(--ink); font-weight: 600; }
.qm-p.on { border-color: var(--accent); background: var(--accent-soft); }
.qm-p.on b { color: var(--accent); }
.qm-sum { border-left: 1px solid var(--line); padding: 12px; display: flex; flex-direction: column; gap: 7px; background: var(--bg); }
.qm-sum .r { display: flex; justify-content: space-between; color: var(--ink-2); }
.qm-sum .r .n { font-variant-numeric: tabular-nums; color: var(--ink); }
.qm-total { margin-top: auto; border-top: 1px solid var(--line); padding-top: 9px; }
.qm-total .tt { color: var(--muted); font-size: 10px; }
.qm-total .tv { font-size: 19px; font-weight: 700; color: var(--accent); font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }

/* 手机壳时间轴 mockup（安心档案） */
.phmock {
  width: 250px; margin: 0 auto; background: var(--surface); border: 1px solid var(--line);
  border-radius: 34px; box-shadow: 0 20px 56px rgba(26, 23, 18, .13); padding: 14px 14px 20px; position: relative;
}
.phmock::before {
  content: ""; position: absolute; top: 12px; left: 50%; transform: translateX(-50%);
  width: 76px; height: 18px; border-radius: 10px; background: var(--surface-2); border: 1px solid var(--line);
}
.pm-head { text-align: center; padding: 30px 0 12px; border-bottom: 1px solid var(--line); }
.pm-head .b { font-size: 13px; font-weight: 700; }
.pm-head .s { font-size: 10.5px; color: var(--muted); margin-top: 2px; }
.pm-tl { padding: 14px 4px 0 10px; }
.pm-row { display: flex; gap: 10px; position: relative; padding-bottom: 16px; }
.pm-row::before { content: ""; position: absolute; left: 4.5px; top: 14px; bottom: 0; width: 1px; background: var(--line); }
.pm-row:last-child::before { display: none; }
.pm-row .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--surface); border: 2px solid var(--accent); flex: none; margin-top: 3px; }
.pm-row.done .dot { background: var(--accent); }
.pm-row .t { font-size: 11px; font-weight: 600; line-height: 1.4; }
.pm-row .d { font-size: 10px; color: var(--muted); }
.pm-row .ph-img {
  margin-top: 6px; display: flex; gap: 5px;
}
.pm-row .ph-img span { width: 34px; height: 26px; border-radius: 5px; background: var(--accent-soft); border: 1px solid var(--line); }
.pm-foot { text-align: center; font-size: 10px; color: var(--muted); margin-top: 6px; }

/* 素材小组图 */
.zg-imgs { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.zg-imgs img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 12px;
  border: 1px solid var(--line); transition: transform .3s var(--ease-s);
}
.zg-imgs img:hover { transform: scale(1.03); }

/* ── S7 风格图墙 ── */
.gw-chips { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-bottom: 28px; }
.gw-chip {
  border: 1px solid var(--line); background: var(--surface); border-radius: var(--r-chip);
  padding: 10px 18px; font-size: 13px; color: var(--ink-2); cursor: pointer; min-height: 40px;
  transition: all .18s var(--ease-s);
}
.gw-chip:hover { border-color: var(--accent); color: var(--accent); }
.gw-chip.on { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.gw-masonry { columns: 2; column-gap: 12px; }
.gw-tile {
  break-inside: avoid; margin: 0 0 12px; position: relative; border-radius: 12px; overflow: hidden;
  border: 1px solid var(--line); cursor: zoom-in; background: var(--surface-2);
}
.gw-tile img { width: 100%; display: block; transition: transform .35s var(--ease-s); }
.gw-tile:hover img { transform: scale(1.03); }
.gw-tile .cap {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 24px 12px 10px;
  background: linear-gradient(transparent, rgba(26, 23, 18, .55));
  color: #fff; font-size: 12px; display: flex; justify-content: space-between; align-items: flex-end; gap: 8px;
}
.gw-tile .cap .lic { font-size: 10px; opacity: .85; background: rgba(255,255,255,.16); border-radius: 4px; padding: 2px 6px; white-space: nowrap; }
.gw-note { text-align: center; margin-top: 20px; font-size: 12.5px; color: var(--muted); }

/* lightbox（零依赖） */
.lightbox {
  position: fixed; inset: 0; z-index: 990; background: rgba(20, 17, 13, .82);
  display: none; align-items: center; justify-content: center; padding: 28px; cursor: zoom-out;
}
.lightbox.open { display: flex; }
.lightbox img {
  max-width: min(92vw, 1080px); max-height: 84vh; border-radius: 12px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, .5); cursor: default;
}
.lightbox .lb-cap { position: absolute; bottom: 22px; left: 0; right: 0; text-align: center; color: rgba(255,255,255,.85); font-size: 13px; }
.lightbox .lb-x {
  position: absolute; top: 18px; right: 18px; width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255,255,255,.12); border: 0; color: #fff; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}

/* ── S8 价格预览 ── */
.price-cards { display: grid; grid-template-columns: 1fr; gap: 18px; max-width: 780px; margin: 0 auto; }
.pcard {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  padding: 30px 28px; position: relative; display: flex; flex-direction: column;
}
.pcard.hot { border: 1.5px solid var(--accent); box-shadow: 0 14px 40px rgba(168, 136, 74, .13); }
.pcard .hotpill {
  position: absolute; top: -12px; left: 26px; background: var(--accent); color: #fff;
  font-size: 12px; font-weight: 600; border-radius: 12px; padding: 3px 12px;
}
.pcard .pn { font-size: 15px; font-weight: 650; color: var(--ink-2); }
.pcard .pv { margin: 12px 0 6px; }
.pcard .pv .cny { font-size: 17px; color: var(--ink-2); font-weight: 600; }
.pcard .pv .n { font-size: 48px; font-weight: 750; letter-spacing: -0.04em; font-variant-numeric: tabular-nums; }
.pcard .pv .per { font-size: 13px; color: var(--muted); }
.pcard .pd { font-size: 13px; color: var(--muted); margin-bottom: 16px; }
.pcard ul { list-style: none; display: flex; flex-direction: column; gap: 9px; margin-bottom: 20px; }
.pcard ul li { display: flex; gap: 9px; font-size: 14px; color: var(--ink-2); align-items: flex-start; }
.pcard ul li .ck { color: var(--accent); flex: none; margin-top: 3px; display: inline-flex; }
.price-note { text-align: center; font-size: 12.5px; color: var(--muted); margin-top: 18px; }

/* ── S9 FAQ ── */
.faq { max-width: 720px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer; list-style: none; display: flex; align-items: center; justify-content: space-between;
  gap: 14px; padding: 20px 4px; font-size: 15px; font-weight: 600; min-height: 44px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary .fx { color: var(--muted); transition: transform .25s var(--ease-s); flex: none; display: inline-flex; }
.faq details[open] summary .fx { transform: rotate(45deg); color: var(--accent); }
.faq .fa { padding: 0 4px 20px; color: var(--ink-2); font-size: 14px; max-width: 640px; }

/* ── S10 结尾 CTA 深色区 ── */
.cta-dark { background: var(--dark-bg); text-align: center; padding: 88px 0; }
.cta-dark .cab-night { width: 96px; margin: 0 auto 26px; }
.cta-dark h2 { color: var(--gold-lite); font-size: clamp(28px, 5vw, 44px); font-weight: 750; letter-spacing: -0.02em; }
.cta-dark .csub { color: rgba(255, 255, 255, .78); font-size: 17px; margin: 14px 0 32px; }
.cta-dark .btn-gold { box-shadow: 0 10px 30px rgba(0, 0, 0, .3); }

/* ── S11 页脚 ── */
.sfoot { background: var(--surface); border-top: 1px solid var(--line); padding: 56px 0 0; }
.foot-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 34px 22px; }
.fcol .ft { font-size: 13px; font-weight: 700; color: var(--ink); margin-bottom: 14px; letter-spacing: .04em; }
.fcol a { display: block; font-size: 13px; color: var(--muted); padding: 4px 0; }
.fcol a:hover { color: var(--accent); }
.fbrand .brand { margin-bottom: 12px; }
.fbrand .fslogan { font-size: 15px; font-weight: 650; margin-bottom: 6px; }
.fbrand .fsub { font-size: 12.5px; color: var(--muted); max-width: 240px; }
.qrbox {
  width: 120px; height: 120px; border: 1.5px dashed var(--line); border-radius: 10px;
  display: flex; align-items: center; justify-content: center; text-align: center;
  font-size: 11px; color: var(--muted); padding: 10px; line-height: 1.6; margin-bottom: 10px;
}
.foot-bar {
  margin-top: 44px; border-top: 1px solid var(--line); padding: 18px 0;
  text-align: center; font-size: 12px; color: var(--muted);
}

/* ── 渐入动效 ── */
.reveal {
  opacity: 0; transform: translateY(18px);
  transition: opacity .6s var(--ease-s), transform .6s var(--ease-s);
  transition-delay: var(--d, 0ms);
}
.reveal.in { opacity: 1; transform: none; }

/* ═══ 响应式（mobile-first：base ≤680 / ≥681 / ≥1024） ═══ */
@media (min-width: 681px) {
  :root { --sec-pad: 88px; }
  .wrap { padding: 0 28px; }
  .pain-grid { grid-template-columns: repeat(2, 1fr); }
  .pillar-grid { grid-template-columns: repeat(2, 1fr); }
  .feat-grid { grid-template-columns: repeat(3, 1fr); }
  .gw-masonry { columns: 3; }
  .price-cards { grid-template-columns: 1fr 1fr; }
  .statband { grid-template-columns: repeat(3, 1fr); }
  .foot-grid { grid-template-columns: 2fr 1fr 1fr 1.2fr; }
  .zig-row { grid-template-columns: 1fr 1fr; gap: 56px; padding: 56px 0; }
  .zig-row.rev .zig-copy { order: 2; }
  .zig-row.rev .zig-visual { order: 1; }
}
@media (min-width: 1024px) {
  :root { --sec-pad: 112px; }
  .sec-head { margin-bottom: 56px; }
  .hero-inner { grid-template-columns: 1.05fr .95fr; gap: 56px; }
  .pain-grid { grid-template-columns: repeat(3, 1fr); }
  .feat-grid { grid-template-columns: repeat(5, 1fr); }
  .gw-masonry { columns: 4; }
  .stat .s-val { font-size: 52px; }
  .sec-num { font-size: 56px; }
}

/* 顶导折叠（≤900 汉堡） */
@media (max-width: 900px) {
  .nlinks, .nav-cta { display: none; }
  .burger { display: flex; }
  .hero { padding-top: 76px; }
}
/* 手机端一条线改纵向时间轴（SVG 连线仅桌面） */
@media (max-width: 900px) {
  .flow-svg { display: none; }
  .flow-nodes { grid-template-columns: 1fr; gap: 0; }
  .flow-node {
    text-align: left; display: grid; grid-template-columns: 52px 1fr; gap: 0 16px;
    padding-bottom: 26px; position: relative;
  }
  .flow-node::before { content: ""; position: absolute; left: 25.5px; top: 60px; bottom: 0; width: 1.5px; background: var(--line); }
  .flow-node:last-child::before { display: none; }
  .flow-node .fic { margin: 0; grid-row: 1 / 3; }
  .flow-node .fn, .flow-node .fs { grid-column: 2; }
  .flow-node .fn { padding-top: 3px; }
}
@media (max-width: 680px) {
  .hero h1 { margin-bottom: 14px; }
  .hero .hsub { font-size: 15px; }
  .hero-ctas .btn { flex: 1 1 auto; }
  .qm-cols { grid-template-columns: 70px 1fr; }
  .qm-sum { display: none; }
  .pain-close { font-size: 20px; }
  .zig-copy h3 { font-size: 22px; }
  .am-kpis { grid-template-columns: repeat(2, 1fr); }
  .hero-cab { width: 300px; right: -80px; opacity: .35; }
}

/* 触屏：hover 态常显（图墙角标本就常显，此处兜底） */
@media (hover: none) {
  .feat-card .fmore { opacity: 1; }
}

/* 降级：关闭全部动效 */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .flow-svg .fl-gold { transition: none; stroke-dashoffset: 0; }
  .flow-node .fic { transition: none; }
  .btn, .gw-tile img, .zg-imgs img, .pain-card, .feat-card { transition: none; }
  .btn-gold:hover, .pain-card:hover, .feat-card:hover { transform: none; }
  .gw-tile:hover img, .zg-imgs img:hover { transform: none; }
}