/* ==========================================================================
   数逸釆企微版 · 落地页样式
   静态站，无入场动画。所有"产品界面"都是 HTML + CSS 画的。
   字号只用 12/14/16/18/20/24/30/36/48/60/72 七级，间距只用 4/8/12/16/24/32/48/64/80/96。
   ========================================================================== */

/* Manrope：本地自托管（SIL OFL 1.1，见 assets/fonts/LICENSE），不依赖第三方字体 CDN */
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/manrope-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/manrope-latin-500-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/manrope-latin-600-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/manrope-latin-700-normal.woff2") format("woff2");
}

:root {
  /* 纸面 */
  --paper: #FBFAF6;
  --white: #FFFFFF;
  --sand: #F2EFE7;

  /* 墨色 */
  --ink: #101C18;
  --body: #46534D;
  --muted: #78857F;
  --line: rgba(16, 28, 24, 0.10);
  --line-strong: rgba(16, 28, 24, 0.18);

  /* 深色区 */
  --deep: #0B2A23;
  --deep-2: #0F352C;
  --deep-line: rgba(255, 255, 255, 0.14);
  --deep-ink: #F0F4F1;
  --deep-body: #A6BBB2;

  /* 强调 */
  --accent: #B75C2C;
  --accent-ink: #8E441F;
  --accent-soft: rgba(183, 92, 44, 0.09);
  --ok: #9BC7AF;

  /* 间距 */
  --s-4: 4px;
  --s-8: 8px;
  --s-12: 12px;
  --s-16: 16px;
  --s-24: 24px;
  --s-32: 32px;
  --s-48: 48px;
  --s-64: 64px;
  --s-80: 80px;
  --s-96: 96px;

  /* 圆角 */
  --r-sm: 6px;
  --r-md: 8px;
  --r-lg: 12px;
  --r-xl: 16px;

  /* 阴影：只给产品界面与表单卡，一档到底 */
  --shadow-sm: 0 1px 2px rgba(16, 28, 24, 0.05);
  --shadow-lg: 0 2px 4px rgba(16, 28, 24, 0.04), 0 28px 56px -32px rgba(16, 28, 24, 0.30);

  --font: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --container: 1180px;
}

/* ------------------------------------------------------------------ 基础 */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "tnum" 0;
}

h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }

::selection { background: var(--accent-soft); color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 32px;
}

.skip-link {
  position: absolute;
  inset-inline-start: 16px;
  inset-block-start: 16px;
  z-index: 100;
  padding: 12px 16px;
  border-radius: var(--r-md);
  background: var(--ink);
  color: var(--paper);
  font-size: 14px;
  font-weight: 600;
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

/* ------------------------------------------------------------------ 排版 */

.display {
  font-size: 36px;
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.h2 {
  font-size: 30px;
  line-height: 1.22;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.h3 {
  font-size: 20px;
  line-height: 1.4;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.lede {
  font-size: 18px;
  line-height: 1.7;
  color: var(--body);
  text-wrap: pretty;
}

.body-text {
  font-size: 16px;
  color: var(--body);
  text-wrap: pretty;
}

/* 小节导语：统一收窄版心并拉开与小节标题的距离（原先写在 HTML 内联样式里）*/
.section .lede,
.section-roadmap .lede,
.section-problems .lede {
  max-width: 620px;
  margin-block-start: var(--s-16);
}

.deep .lede {
  max-width: 640px;
  margin-block-start: var(--s-16);
}

.section-pricing .lede {
  max-width: 680px;
  margin-block-start: var(--s-16);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

body.is-locked { overflow: hidden; }

/* 标题上方一小段铜色横线：整站的视觉母题 */
.rule {
  display: block;
  width: 32px;
  height: 2px;
  margin-block-end: var(--s-24);
  background: var(--accent);
}

.section {
  padding-block: var(--s-96);
  scroll-margin-top: 96px;
}
.section--white { background: var(--white); }
.section--sand { background: var(--sand); }

/* ------------------------------------------------------------------ 按钮 */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-8);
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: var(--r-md);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.25;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 200ms ease, border-color 200ms ease, color 200ms ease;
}

.btn-primary {
  background: var(--deep);
  border-color: var(--deep);
  color: #FFFFFF;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--deep-2); border-color: var(--deep-2); }
.btn-primary:active { background: var(--ink); border-color: var(--ink); }

.btn-ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--ink); background: rgba(16, 28, 24, 0.03); }
.btn-ghost:active { background: rgba(16, 28, 24, 0.07); }

.btn-sm { padding: 8px 12px; font-size: 14px; }
.btn-lg { padding: 16px 24px; font-size: 18px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: 0.6; cursor: progress; }

/* ------------------------------------------------------------------ 顶栏 */

.site-header {
  position: sticky;
  inset-block-start: 0;
  z-index: 50;
  background: rgba(251, 250, 246, 0.88);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-block-end: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--s-48);
  height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--s-8);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.brand-mark { width: 26px; height: 26px; color: var(--ink); }
.brand-sub {
  margin-inline-start: var(--s-8);
  padding-inline-start: var(--s-12);
  border-inline-start: 1px solid var(--line-strong);
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--s-32);
  margin-inline-end: auto;
}
.nav-list a {
  font-size: 16px;
  color: var(--body);
  transition: color 200ms ease;
}
.nav-list a:hover { color: var(--ink); }

.nav-actions { display: flex; align-items: center; gap: var(--s-16); }
.nav-tel { font-size: 14px; color: var(--body); font-variant-numeric: tabular-nums; }
.nav-tel:hover { color: var(--ink); }

.nav-toggle {
  display: none;
  position: relative;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  background: transparent;
  cursor: pointer;
}
.nav-toggle-bar {
  position: absolute;
  inset-inline-start: 11px;
  width: 16px;
  height: 1.5px;
  background: var(--ink);
}
.nav-toggle-bar:nth-child(1) { inset-block-start: 16px; }
.nav-toggle-bar:nth-child(2) { inset-block-start: 22px; }

.nav-panel {
  display: none;
  position: fixed;
  inset: 72px 0 0;
  z-index: 49;
  background: var(--paper);
  padding: var(--s-24) 32px var(--s-48);
  overflow-y: auto;
}
.nav-panel a {
  display: block;
  padding-block: var(--s-16);
  border-block-end: 1px solid var(--line);
  font-size: 20px;
  font-weight: 600;
}
.nav-panel .btn { margin-block-start: var(--s-24); }
.nav-panel.is-open { display: block; }

/* ------------------------------------------------------------------ Hero */

.hero {
  padding-block: var(--s-80) var(--s-96);
  background: var(--sand);
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(0, 1fr);
  gap: var(--s-64);
  align-items: center;
}

.hero-title {
  font-size: 48px;
  line-height: 1.18;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.hero-lede {
  max-width: 460px;
  margin-block-start: var(--s-24);
  font-size: 18px;
  line-height: 1.75;
  color: var(--body);
  text-wrap: pretty;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-16);
  margin-block-start: var(--s-40);
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-8) var(--s-24);
  margin-block-start: var(--s-32);
  padding-block-start: var(--s-24);
  border-block-start: 1px solid var(--line-strong);
  font-size: 14px;
  color: var(--muted);
}
.hero-proof li { display: inline-flex; align-items: center; gap: var(--s-8); }
.hero-proof li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

/* --------------------------------------------------- 产品界面：通用外壳 */

.shot {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: var(--white);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.shot-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-16);
  padding: var(--s-16) var(--s-24);
  border-block-end: 1px solid var(--line);
}
.shot-title { font-size: 14px; font-weight: 600; color: var(--ink); }
.shot-title span { color: var(--muted); font-weight: 500; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--s-4);
  padding: 4px 8px;
  border-radius: var(--r-sm);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.4;
}
.chip-ok { background: rgba(47, 107, 84, 0.10); color: #2F6B54; }
.chip-warm { background: var(--accent-soft); color: var(--accent-ink); }
.chip-deep { background: rgba(255, 255, 255, 0.10); color: var(--ok); }

/* Hero 里的发放面板 */
.shot-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: var(--s-24);
  gap: var(--s-16);
}
.shot-stat { display: flex; flex-direction: column; gap: var(--s-4); }
.shot-stat dt { font-size: 12px; color: var(--muted); }
.shot-stat dd {
  font-size: 30px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.shot-stat dd em {
  font-size: 14px;
  font-weight: 600;
  font-style: normal;
  color: var(--muted);
  margin-inline-start: 2px;
}
.shot-stat:nth-child(2) dd { color: var(--accent); }

.shot-table { padding-inline: var(--s-24); padding-block-end: var(--s-8); }
.shot-table table { width: 100%; border-collapse: collapse; }
.shot-table caption {
  padding-block-end: var(--s-8);
  font-size: 12px;
  color: var(--muted);
  text-align: start;
}
.shot-table th {
  padding-block: var(--s-8);
  border-block-end: 1px solid var(--line);
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  text-align: start;
}
.shot-table td {
  padding-block: var(--s-12);
  border-block-end: 1px solid var(--line);
  font-size: 14px;
  color: var(--body);
}
.shot-table tr:last-child td { border-block-end: 0; }
.shot-table td:last-child,
.shot-table th:last-child { text-align: end; font-variant-numeric: tabular-nums; }
.shot-table td strong { color: var(--ink); font-weight: 600; }

.shot-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-16);
  padding: var(--s-16) var(--s-24);
  border-block-start: 1px solid var(--line);
  background: var(--paper);
  font-size: 12px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

/* ------------------------------------------------------- 事实带（三格） */

.facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--s-32);
  padding-block: var(--s-48);
  border-block-start: 1px solid var(--line);
}
.fact { padding-inline-start: var(--s-24); border-inline-start: 1px solid var(--line); }
.fact strong { display: block; font-size: 18px; font-weight: 600; letter-spacing: -0.01em; }
.fact span { display: block; margin-block-start: var(--s-4); font-size: 14px; color: var(--muted); }

/* ------------------------------------------------------------ 问题三格 */

.problems {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--s-32);
  margin-block-start: var(--s-48);
}
.problem {
  padding-block-start: var(--s-24);
  border-block-start: 1px solid var(--line-strong);
}
.problem h3 { font-size: 18px; font-weight: 600; }
.problem p { margin-block-start: var(--s-8); font-size: 16px; color: var(--body); text-wrap: pretty; }

/* --------------------------------------------------- 功能行（左右交替） */

.feature {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--s-80);
  align-items: center;
  padding-block: var(--s-80);
  border-block-start: 1px solid var(--line);
}
.feature:first-of-type { border-block-start: 0; padding-block-start: 0; }
.feature-copy { max-width: 440px; }
.feature-copy h3 { font-size: 24px; line-height: 1.35; font-weight: 700; letter-spacing: -0.02em; }
.feature-copy p { margin-block-start: var(--s-16); font-size: 16px; color: var(--body); text-wrap: pretty; }
.feature-list { margin-block-start: var(--s-24); display: flex; flex-direction: column; gap: var(--s-12); }
.feature-list li {
  position: relative;
  padding-inline-start: var(--s-24);
  font-size: 16px;
  color: var(--body);
}
.feature-list li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: 11px;
  width: 12px;
  height: 1px;
  background: var(--accent);
}
.feature--flip .feature-visual { order: -1; }

/* ---------------------------------------------------- 界面二：人群选择 */

.picker { padding: var(--s-24); }
.picker-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-16);
  padding-block: var(--s-12);
  border-block-end: 1px solid var(--line);
  font-size: 14px;
  color: var(--body);
}
.picker-row:last-child { border-block-end: 0; }
.picker-row strong { color: var(--ink); font-weight: 600; }
.picker-row .tick {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: var(--r-sm);
  background: var(--deep);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
}
.picker-row .tick--empty { background: transparent; border: 1px solid var(--line-strong); }
.picker-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-8) var(--s-16);
  margin-block-start: var(--s-16);
  padding: var(--s-16);
  border-radius: var(--r-md);
  background: var(--paper);
  font-size: 14px;
  color: var(--body);
}
.picker-foot b { font-size: 20px; font-variant-numeric: tabular-nums; color: var(--ink); }

/* ------------------------------------------------- 界面三：手机 + 收银 */

.scan {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--s-24);
}

.phone {
  width: 240px;
  max-width: 100%;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--white);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.phone-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--s-16) var(--s-16) var(--s-8);
  font-size: 12px;
  color: var(--muted);
}
.phone-store { padding-inline: var(--s-16); font-size: 14px; font-weight: 600; }
.phone-balance {
  padding: var(--s-16);
  font-size: 12px;
  color: var(--muted);
}
.phone-balance b {
  display: block;
  margin-block-start: var(--s-4);
  font-size: 36px;
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.phone-balance b span { font-size: 14px; font-weight: 600; color: var(--muted); margin-inline-start: 4px; }

.qr-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s-12);
  padding: var(--s-16) var(--s-16) var(--s-24);
}
.qr {
  display: grid;
  grid-template-columns: repeat(21, 1fr);
  width: 168px;
  height: 168px;
  padding: 8px;
  border-radius: var(--r-md);
  background: var(--white);
  border: 1px solid var(--line);
}
.qr-cell { background: transparent; }
.qr-cell.on { background: var(--ink); }
.qr-token {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.cashier {
  flex: 1 1 220px;
  max-width: 320px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--white);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.cashier-head {
  padding: var(--s-16) var(--s-24);
  border-block-end: 1px solid var(--line);
  font-size: 12px;
  color: var(--muted);
}
.cashier-body { padding: var(--s-24); }
.cashier-amount {
  display: flex;
  align-items: baseline;
  gap: var(--s-8);
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.cashier-amount span { font-size: 14px; font-weight: 600; color: var(--muted); }
.cashier-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-16);
  margin-block-start: var(--s-16);
  padding-block-start: var(--s-16);
  border-block-start: 1px solid var(--line);
  font-size: 14px;
  color: var(--body);
}

/* --------------------------------------------------------- 界面四：账单 */

.bill { padding: var(--s-24); }
.bill table { width: 100%; border-collapse: collapse; }
.bill th {
  padding-block: var(--s-8);
  border-block-end: 1px solid var(--line-strong);
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  text-align: start;
}
.bill td {
  padding-block: var(--s-12);
  border-block-end: 1px solid var(--line);
  font-size: 14px;
  color: var(--body);
  font-variant-numeric: tabular-nums;
}
.bill td:first-child { color: var(--ink); font-weight: 600; }
.bill th:nth-child(n + 2),
.bill td:nth-child(n + 2) { text-align: end; }
.bill-total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--s-16);
  margin-block-start: var(--s-16);
  padding-block-start: var(--s-16);
  border-block-start: 1px solid var(--line-strong);
  font-size: 14px;
  color: var(--body);
}
.bill-total b { font-size: 20px; color: var(--ink); font-variant-numeric: tabular-nums; }

/* --------------------------------------------------------- 深色账务区 */

.deep {
  background: var(--deep);
  color: var(--deep-ink);
  padding-block: var(--s-96);
  scroll-margin-top: 96px;
}
.deep .rule { background: var(--accent); }
.deep .lede { color: var(--deep-body); }

.equations {
  display: grid;
  gap: var(--s-16);
  max-width: 780px;
  margin-block-start: var(--s-48);
  padding: var(--s-32);
  border: 1px solid var(--deep-line);
  border-radius: var(--r-lg);
}
.eq {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--s-12);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}
.eq .op { color: var(--accent); font-weight: 500; }
.eq .term { color: var(--deep-ink); }
.eq .term--soft { color: var(--deep-body); }

.redlines {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--s-32);
  margin-block-start: var(--s-48);
}
.redline { padding-block-start: var(--s-24); border-block-start: 1px solid var(--deep-line); }
.redline strong { display: block; font-size: 18px; font-weight: 600; }
.redline span { display: block; margin-block-start: var(--s-8); font-size: 14px; color: var(--deep-body); }

/* --------------------------------------------------------------- 商户 */

.merchant-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--s-32);
  margin-block-start: var(--s-48);
}
.merchant-step { padding-block-start: var(--s-24); border-block-start: 1px solid var(--line-strong); }
.merchant-step strong { display: block; font-size: 18px; font-weight: 600; }
.merchant-step span { display: block; margin-block-start: var(--s-8); font-size: 16px; color: var(--body); }

.categories {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-8);
  margin-block-start: var(--s-48);
  padding-block-start: var(--s-32);
  border-block-start: 1px solid var(--line);
}
.categories li {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  font-size: 14px;
  color: var(--body);
  background: var(--white);
  transition: border-color 200ms ease, color 200ms ease;
}
.categories li:hover { border-color: var(--line-strong); color: var(--ink); }

/* --------------------------------------------------------------- 定价 */

.plans {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--s-24);
  margin-block-start: var(--s-48);
  align-items: stretch;
}

.plan {
  display: flex;
  flex-direction: column;
  padding: var(--s-32);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--white);
}
.plan--featured { border-color: var(--accent); box-shadow: var(--shadow-sm); }
.plan:hover { border-color: var(--line-strong); }
.plan--featured:hover { border-color: var(--accent-ink); }
.plan-head { display: flex; align-items: center; gap: var(--s-12); }
.plan-name { font-size: 18px; font-weight: 700; }
.plan-who { margin-block-start: var(--s-8); font-size: 14px; color: var(--muted); }
.plan-price {
  display: flex;
  align-items: baseline;
  gap: var(--s-4);
  margin-block-start: var(--s-24);
  padding-block-end: var(--s-24);
  border-block-end: 1px solid var(--line);
}
.plan-price b {
  font-size: 36px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.plan-price span { font-size: 14px; color: var(--muted); }
.plan-note { margin-block-start: var(--s-16); font-size: 14px; color: var(--accent-ink); }
.plan ul { margin-block-start: var(--s-24); display: flex; flex-direction: column; gap: var(--s-12); }
.plan li {
  position: relative;
  padding-inline-start: var(--s-24);
  font-size: 16px;
  color: var(--body);
}
.plan li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--line-strong);
}
.plan--featured li::before { background: var(--accent); }
.plan ul { margin-block-end: var(--s-32); }
.plan .btn { margin-block-start: auto; }

.pricing-foot {
  margin-block-start: var(--s-32);
  font-size: 14px;
  color: var(--muted);
  text-wrap: pretty;
}

/* ------------------------------------------------------------- 路线图 */

.roadmap { margin-block-start: var(--s-48); border-block-start: 1px solid var(--line); }
.roadmap li {
  display: grid;
  grid-template-columns: 160px max-content minmax(0, 1fr);
  gap: var(--s-16);
  align-items: baseline;
  padding-block: var(--s-24);
  border-block-end: 1px solid var(--line);
}
.roadmap time {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-ink);
  font-variant-numeric: tabular-nums;
}
.roadmap strong { font-size: 16px; font-weight: 600; }
.roadmap span { font-size: 14px; color: var(--muted); }
.roadmap span::before { content: "·"; margin-inline-end: var(--s-8); }

/* ----------------------------------------------------------------- FAQ */

.faq {
  display: grid;
  grid-template-columns: 400px minmax(0, 1fr);
  gap: var(--s-64);
  align-items: start;
}
.faq-side p { margin-block-start: var(--s-16); font-size: 16px; color: var(--body); }
.faq-list { border-block-start: 1px solid var(--line); }
.faq-item { border-block-end: 1px solid var(--line); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-24);
  padding-block: var(--s-24);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--accent-ink); }
.faq-item summary::after {
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
  border-inline-end: 1.5px solid var(--muted);
  border-block-end: 1.5px solid var(--muted);
  transform: rotate(45deg) translateY(-2px);
}
.faq-item[open] summary::after { transform: rotate(-135deg) translateY(-2px); }
.faq-item p {
  padding-block-end: var(--s-24);
  max-width: 640px;
  font-size: 16px;
  color: var(--body);
  text-wrap: pretty;
}

/* ------------------------------------------------------------------ CTA */

.cta { background: var(--deep); color: var(--deep-ink); padding-block: var(--s-96); scroll-margin-top: 96px; }
.cta-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 440px;
  gap: var(--s-80);
  align-items: start;
}
.cta-title {
  font-size: 48px;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
.cta-copy p { margin-block-start: var(--s-24); max-width: 460px; font-size: 16px; color: var(--deep-body); text-wrap: pretty; }
.cta-points { margin-block-start: var(--s-32); display: flex; flex-direction: column; gap: var(--s-12); }
.cta-points li {
  position: relative;
  padding-inline-start: var(--s-24);
  font-size: 16px;
  color: var(--deep-body);
}
.cta-points li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: 11px;
  width: 12px;
  height: 1px;
  background: var(--accent);
}
.cta-contact {
  margin-block-start: var(--s-32);
  padding-block-start: var(--s-24);
  border-block-start: 1px solid var(--deep-line);
  font-size: 16px;
  color: var(--deep-body);
}
.cta-contact a { color: var(--deep-ink); border-block-end: 1px solid var(--deep-line); }
.cta-contact a:hover { border-block-end-color: var(--accent); }

.form-card {
  padding: var(--s-32);
  border-radius: var(--r-lg);
  background: var(--white);
  color: var(--ink);
  box-shadow: var(--shadow-lg);
}
.form-card h3 { font-size: 20px; font-weight: 700; letter-spacing: -0.01em; }
.form-card .form-lead { margin-block-start: var(--s-8); font-size: 14px; color: var(--body); }

.field { margin-block-start: var(--s-16); }
.field label { display: block; font-size: 14px; font-weight: 600; color: var(--ink); }
.field input,
.field select {
  width: 100%;
  margin-block-start: var(--s-8);
  padding: 12px 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  background: var(--white);
  color: var(--ink);
  font: inherit;
  font-size: 16px;
  transition: border-color 200ms ease, box-shadow 200ms ease;
}
.field input::placeholder { color: var(--muted); }
.field input:hover,
.field select:hover { border-color: var(--muted); }
.field input:focus,
.field select:focus {
  border-color: var(--deep);
  box-shadow: 0 0 0 3px rgba(11, 42, 35, 0.08);
  outline: none;
}
.field input[aria-invalid="true"],
.field select[aria-invalid="true"] {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(183, 92, 44, 0.10);
}
.field select {
  appearance: none;
  padding-inline-end: 40px;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5l5-5' fill='none' stroke='%2378857F' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 12px 8px;
}
.field-error { margin-block-start: var(--s-8); font-size: 12px; color: var(--accent-ink); }
.form-card .btn { margin-block-start: var(--s-24); }
.form-note { margin-block-start: var(--s-16); font-size: 12px; color: var(--muted); text-wrap: pretty; }
.form-note.is-ok { color: #2F6B54; }
.form-note.is-error { color: var(--accent-ink); }

/* ---------------------------------------------------------------- 页脚 */

.site-footer {
  padding-block: var(--s-64) var(--s-32);
  border-block-start: 1px solid var(--line);
  background: var(--paper);
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: var(--s-48);
}
.footer-brand p { margin-block-start: var(--s-16); font-size: 14px; color: var(--muted); max-width: 300px; }
.footer-col h4 { font-size: 12px; font-weight: 600; color: var(--ink); letter-spacing: 0.02em; }
.footer-col ul { margin-block-start: var(--s-16); display: flex; flex-direction: column; gap: var(--s-8); }
.footer-col a { font-size: 14px; color: var(--body); }
.footer-col a:hover { color: var(--ink); }
.footer-bottom a { color: var(--body); }
.footer-bottom a:hover { color: var(--ink); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-16);
  margin-block-start: var(--s-64);
  padding-block-start: var(--s-24);
  border-block-start: 1px solid var(--line);
  font-size: 14px;
  color: var(--muted);
}

/* ------------------------------------------------------------ 文档页 */

.doc-main { padding-block: var(--s-80) var(--s-96); }
.doc { max-width: 720px; }
.doc h1 { font-size: 36px; line-height: 1.2; font-weight: 700; letter-spacing: -0.02em; }
.doc .doc-meta { margin-block-start: var(--s-16); font-size: 14px; color: var(--muted); }
.doc .doc-lede {
  margin-block-start: var(--s-16);
  font-size: 18px;
  line-height: 1.7;
  color: var(--body);
  text-wrap: pretty;
}
.doc h2 {
  margin-block-start: var(--s-48);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.doc p, .doc li { margin-block-start: var(--s-16); font-size: 16px; color: var(--body); text-wrap: pretty; }
.doc ul { list-style: disc; padding-inline-start: var(--s-24); }
.doc ul li { margin-block-start: var(--s-8); }
.doc a { color: var(--accent-ink); border-block-end: 1px solid var(--accent-soft); }
.doc a:hover { border-block-end-color: var(--accent); }
.doc strong { color: var(--ink); font-weight: 600; }
.doc .note {
  margin-block-start: var(--s-32);
  padding: var(--s-16) var(--s-24);
  border-inline-start: 2px solid var(--accent);
  background: var(--accent-soft);
  font-size: 14px;
  color: var(--accent-ink);
}

.doc-404 { padding-block: 96px; text-align: center; }
.doc-404 h1 { font-size: 60px; line-height: 1.1; font-weight: 700; letter-spacing: -0.02em; }
.doc-404 p { margin-block-start: var(--s-16); font-size: 18px; color: var(--body); }
.doc-404 .btn { margin-block-start: var(--s-32); }

/* ------------------------------------------------------------- 响应式 */

@media (min-width: 900px) {
  .display { font-size: 48px; }
  .h2 { font-size: 36px; }
  .h3 { font-size: 24px; }
}

@media (max-width: 1080px) {
  .hero-inner { grid-template-columns: minmax(0, 1fr); gap: var(--s-48); }
  .hero-title { font-size: 48px; }
  .hero-lede { max-width: 560px; }
  .feature { grid-template-columns: minmax(0, 1fr); gap: var(--s-48); padding-block: var(--s-64); }
  .feature--flip .feature-visual { order: 0; }
  .feature-copy { max-width: 620px; }
  .cta-inner { grid-template-columns: minmax(0, 1fr); gap: var(--s-48); }
  .faq { grid-template-columns: minmax(0, 1fr); gap: var(--s-32); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 860px) {
  .container { padding-inline: 24px; }
  .nav-list { display: none; }
  .nav-tel { display: none; }
  .nav-toggle { display: block; }
  .nav { height: 64px; justify-content: space-between; }
  .nav-panel { inset-block-start: 64px; }
  .hero { padding-block: 96px var(--s-64); }
  .hero-title { font-size: 36px; letter-spacing: -0.02em; }
  .hero-actions .btn { width: 100%; }
  .section { padding-block: var(--s-64); }
  .deep, .cta { padding-block: var(--s-64); }
  .facts,
  .problems,
  .redlines,
  .merchant-steps,
  .plans { grid-template-columns: minmax(0, 1fr); gap: var(--s-24); }
  .shot-stats { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--s-8); }
  .shot-stat dd { font-size: 24px; }
  .roadmap li { grid-template-columns: 100px minmax(0, 1fr); }
  .roadmap span { grid-column: 2; }
  .scan { gap: var(--s-16); }
  .cta-title { font-size: 36px; }
  .footer-grid { grid-template-columns: minmax(0, 1fr); gap: var(--s-32); }
  .doc-404 { padding-block: 96px; }
  .doc-404 h1 { font-size: 36px; }
  .eq { font-size: 18px; }
  .tx-none { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .field input, .field select { transition: none; }
}