/* ============================================================
   收款通 · 独立产品站样式
   设计系统：Light Neutral + Cobalt 强调 + 红黄绿语义色
   依赖：无外部字体/JS，纯 CSS，保障 Core Web Vitals
   ============================================================ */

:root {
  /* 中性 */
  --bg: #fafafa;
  --bg-alt: #ffffff;
  --surface: #ffffff;
  --fg: #111111;
  --fg-soft: #444444;
  --muted: #6b6b6b;
  --muted-lt: #8a93a3;
  --border: #e5e5e5;
  --border-soft: #eef0f3;

  /* 强调 */
  --accent: #2f6feb;
  --accent-dark: #1e4fc4;
  --accent-soft: rgba(47, 111, 235, 0.08);
  --accent-line: #d7e2fb;

  /* 语义（应收状态） */
  --red: #dc2626;
  --amber: #d97706;
  --green: #17a34a;
  --red-soft: rgba(220, 38, 38, 0.07);
  --amber-soft: rgba(217, 119, 6, 0.07);
  --green-soft: rgba(23, 163, 74, 0.07);
  --red-line: rgba(220, 38, 38, 0.22);
  --amber-line: rgba(217, 119, 6, 0.22);
  --green-line: rgba(23, 163, 74, 0.22);

  /* 深色区 */
  --ink: #10141c;
  --ink-2: #171d28;

  /* 排版 */
  --font-body: -apple-system, system-ui, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  /* 布局 */
  --container: 1160px;
  --gutter: 24px;
  --radius-sm: 8px;
  --radius: 10px;
  --radius-lg: 16px;
}

* , *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font-family: var(--font-body); font-size: 16px; line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { line-height: 1.25; text-wrap: balance; margin: 0 0 12px; }
p { margin: 0 0 12px; text-wrap: pretty; }
ul { margin: 0; padding: 0; list-style: none; }
b, strong { font-weight: 600; }

.container { max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(56px, 7vw, 96px); }
.section + .section { border-top: 1px solid var(--border); }
.section-alt { background: var(--bg-alt); }
.section-tight { padding-block: clamp(36px, 4vw, 56px); }
section[id], #advisor { scroll-margin-top: 92px; }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; gap: 20px; min-height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 19px; }
.brand-mark {
  width: 32px; height: 32px; border-radius: 8px; flex: none;
  background: linear-gradient(135deg, var(--accent), #6f9bf5);
  color: #fff; display: grid; place-items: center; font-size: 15px; font-weight: 700;
}
.brand small { font-weight: 500; color: var(--muted); font-size: 12px; display: block; line-height: 1.1; }
.nav-links { display: flex; gap: 4px; margin-left: auto; align-items: center; flex-wrap: wrap; }
.nav-links a { padding: 8px 12px; border-radius: 8px; font-size: 15px; color: #333; }
.nav-links a:hover { background: var(--accent-soft); color: var(--accent); }
.nav-links a[aria-current="page"] { color: var(--accent); font-weight: 600; }

.btn {
  display: inline-block; padding: 10px 22px; border-radius: 999px;
  background: var(--accent); color: #fff; font-weight: 600; font-size: 15px;
  border: none; cursor: pointer; transition: filter .15s ease, background .15s ease;
  text-align: center;
}
.btn:hover { filter: brightness(1.08); }
.btn-outline { background: transparent; color: var(--accent); border: 1.5px solid var(--accent); }
.btn-outline:hover { background: var(--accent-soft); filter: none; }
.btn-lg { padding: 14px 30px; font-size: 16px; }
.btn-white { background: #fff; color: var(--accent); }
.btn-ghost-white { background: transparent; color: #fff; border: 1.5px solid rgba(255, 255, 255, 0.7); }
.nav-cta { margin-left: 8px; }

/* ---------- 面包屑 ---------- */
.breadcrumb { font-size: 13px; color: var(--muted); padding: 14px 0 0; }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; list-style: none; }
.breadcrumb li + li::before { content: "/"; margin-right: 6px; color: #c0c0c0; }
.breadcrumb a:hover { color: var(--accent); }

/* ---------- Hero ---------- */
.hero { padding-block: clamp(48px, 7vw, 88px); background: linear-gradient(180deg, #f2f6ff 0%, var(--bg) 100%); }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 40px; align-items: center; }
.hero h1 { font-size: clamp(30px, 4.4vw, 50px); letter-spacing: -0.015em; margin-bottom: 16px; }
.hero .lead { font-size: clamp(16px, 2vw, 19px); color: var(--fg-soft); max-width: 660px; }
.hero .cta-row { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }
/* 页内内容导航：补 hero 未覆盖的内容节入口，不抢主 CTA */
.page-nav { margin: 22px 0 0; font-size: 13px; line-height: 2.1; color: var(--muted); }
.page-nav a { color: var(--fg-soft); white-space: nowrap; text-decoration: underline; text-decoration-color: var(--border); text-underline-offset: 3px; }
.page-nav a::before { content: "·"; display: inline-block; margin: 0 9px; color: #c0c0c0; }
.page-nav a:hover { color: var(--accent); text-decoration-color: var(--accent); }
.eyebrow {
  display: inline-block; font-size: 13px; font-weight: 600; color: var(--accent);
  background: var(--accent-soft); padding: 5px 12px; border-radius: 999px; margin-bottom: 16px;
}

/* ---------- 节标题 ---------- */
.sec-head { max-width: 760px; margin-bottom: 36px; }
.sec-head h2 { font-size: clamp(24px, 3.2vw, 34px); }
.sec-head p { color: var(--muted); font-size: 17px; }
.sec-center { text-align: center; margin-inline: auto; }

/* ---------- 网格与卡片 ---------- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 26px; transition: box-shadow .2s ease, transform .2s ease;
}
.card:hover { box-shadow: 0 6px 24px rgba(17, 17, 17, 0.07); transform: translateY(-2px); }
.card h2, .card h3 { font-size: 19px; }
.card .icon { font-size: 26px; margin-bottom: 12px; line-height: 1; }
.card p { color: #555; font-size: 15px; }
.card .more { color: var(--accent); font-weight: 600; font-size: 14px; display: inline-block; margin-top: 8px; }

/* ---------- 系统报表截图（三条口径） ---------- */
.shots { display: grid; gap: 36px; }
.shot { margin: 0; }
.shot figcaption { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; }
.shot figcaption b { font-size: 16px; }
.shot figcaption span { font-size: 13.5px; color: var(--muted); }
.shot a { display: block; border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; background: #fff; box-shadow: 0 1px 3px rgba(15, 23, 42, .05); transition: box-shadow .18s ease; }
.shot a:hover { box-shadow: 0 10px 28px rgba(15, 23, 42, .10); }
.shot img { display: block; width: 100%; height: auto; }
@media (max-width: 960px) { .shots { gap: 26px; } }

/* ---------- 三口径示意表（点开看系统内真实报表截图） ---------- */
.mini { background: #fff; }
.mini-bar { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 11px 16px; background: #f4f7fe; border-bottom: 1px solid var(--border); font-size: 13.5px; font-weight: 600; }
.mini-bar em { font-style: normal; font-size: 11.5px; font-weight: 600; color: var(--muted); background: #fff; border: 1px solid var(--border); border-radius: 999px; padding: 2px 9px; }
.mini-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.mini-table th, .mini-table td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--border-soft); }
.mini-table th { font-weight: 600; font-size: 12.5px; color: var(--muted); white-space: nowrap; }
.mini-table td.num, .mini-table th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.mini-table td.danger { color: var(--red); font-weight: 600; }
.mini-table tfoot td { font-weight: 600; background: #fafbfe; color: var(--fg); }
.mini-table tr:last-child td { border-bottom: none; }
.mini-foot { margin: 0; padding: 10px 16px 12px; font-size: 12px; color: var(--muted); border-top: 1px dashed var(--border); }
.mini-scroll { overflow-x: auto; }
.mini-scroll .mini-table { min-width: 680px; }
@media (max-width: 560px) {
  .mini-table { font-size: 12px; }
  .mini-table th, .mini-table td { padding: 8px 9px; }
  .mini-bar { font-size: 13px; }
}

/* ---------- 五数漏斗 ---------- */
.funnel-wrap { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 26px; }
.funnel-sub { font-size: 13.5px; color: var(--muted); margin: 0 0 18px; }
.funnel { display: grid; gap: 10px; max-width: 720px; }
.funnel-row {
  display: grid; grid-template-columns: 76px 1fr 96px; align-items: center; gap: 14px;
  font-size: 13.5px; color: var(--fg-soft);
}
.funnel-row em { font-style: normal; text-align: right; font-weight: 600; color: var(--fg); }
.funnel-row em.danger { color: var(--red); }
.bar { height: 30px; border-radius: 7px; width: var(--w, 100%); background: linear-gradient(90deg, #2f6feb, #6f9bf5); }
.bar.gap { background: linear-gradient(90deg, #dc2626, #f08080); }
.funnel-note { font-size: 13.5px; color: var(--muted); margin: 16px 0 0; }

/* ---------- 两类待办 ---------- */
.track { padding: 30px; }
.track.inner { border-top: 3px solid var(--amber); }
.track.outer { border-top: 3px solid var(--red); }
.track-head { display: flex; align-items: flex-start; gap: 13px; margin-bottom: 4px; }
.track-icon { width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center; font-size: 19px; flex: none; }
.track.inner .track-icon { background: var(--amber-soft); border: 1px solid var(--amber-line); }
.track.outer .track-icon { background: var(--red-soft); border: 1px solid var(--red-line); }
.track-head h3 { margin-bottom: 2px; }
.track-sub { font-size: 13.5px; color: var(--muted); margin: 0; }

.ticks { margin: 16px 0 0; padding: 0; list-style: none; display: grid; gap: 11px; }
.ticks li { position: relative; padding-left: 20px; font-size: 15px; color: var(--fg-soft); line-height: 1.6; }
.ticks li::before { content: "▸"; position: absolute; left: 0; font-weight: 700; }
.track.inner .ticks li::before { color: var(--amber); }
.track.outer .ticks li::before { color: var(--red); }
.ticks li b { color: var(--fg); font-weight: 600; }

.tag-chip { display: inline-block; margin-top: 18px; font-size: 12.5px; font-weight: 600; padding: 4px 12px; border-radius: 999px; }
.tag-chip.light { background: var(--amber-soft); color: #a35a05; }
.tag-chip.solid { background: var(--red-soft); color: #a91d1d; }
.motto { text-align: center; margin: 36px 0 0; font-size: clamp(16px, 2vw, 19px); font-weight: 600; color: var(--fg); letter-spacing: 0.02em; }

/* ---------- 证据链 ---------- */
.chain { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.chain-node { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 12px; text-align: center; }
.chain-node b { display: block; font-size: 15px; margin: 10px 0 4px; }
.chain-node small { font-size: 12.5px; color: var(--muted); line-height: 1.45; display: block; }
.ring { width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; margin-inline: auto; font-size: 17px; font-weight: 700; border: 2px solid var(--border); }
.chain-node.ok .ring { border-color: var(--green); color: var(--green); background: var(--green-soft); }
.chain-node.warn .ring { border-color: var(--amber); color: var(--amber); background: var(--amber-soft); }
.chain-node.bad .ring { border-color: var(--red); color: var(--red); background: var(--red-soft); }
.chain-node.bad { border-color: var(--red-line); }
.legend { display: flex; justify-content: center; flex-wrap: wrap; gap: 22px; margin-top: 18px; font-size: 13px; color: var(--muted); }
.legend i { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 6px; }
.gap-lg { margin-top: 32px; }

/* ---------- 证据链分析报告清单 ---------- */
.doc-list { margin: 8px 0 0; padding: 0; list-style: none; }
.doc-list li {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  padding: 9px 0; border-bottom: 1px dashed var(--border); font-size: 14px; color: var(--fg-soft);
}
.doc-list li:last-child { border-bottom: none; }
.doc-list em { font-style: normal; font-family: var(--font-mono); font-size: 12px; color: var(--accent); white-space: nowrap; }
.doc-list em.danger { color: var(--red); }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
table { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 640px; }
th, td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--border); }
th { background: #f4f7fe; font-weight: 600; }
tr:last-child td { border-bottom: none; }
.caption { caption-side: top; text-align: left; padding: 12px 16px 0; font-size: 13px; color: var(--muted); }

/* ---------- 适用行业 ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }

.chips span,
.chips a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 9px 18px;
  font-size: 14.5px;
  line-height: 1.2;
  text-decoration: none;
}

/* 不可点击：保持中性，和可点击的明显区分 */
.chips span { background: var(--surface); border: 1px solid var(--border); color: var(--muted); }

/* 可点击：浅色底 + 同色描边 + 右侧箭头 */
.chips a {
  background: var(--chip-bg, #eef4ff);
  border: 1px solid var(--chip-line, #cfe0fd);
  color: var(--chip-fg, #1d4ed8);
  padding-right: 14px;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}
.chips a::after {
  content: "›";
  font-size: 16px;
  line-height: 1;
  opacity: 0.5;
  transition: opacity 0.18s ease, transform 0.18s ease;
}
.chips a:hover {
  border-color: var(--chip-fg, var(--accent));
  box-shadow: 0 6px 16px rgba(16, 20, 28, 0.09);
  transform: translateY(-1px);
}
.chips a:hover::after { opacity: 1; transform: translateX(2px); }
.chips a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* 七个行业各一色：同色 = 指向同一个行业方案 */
.chip-kancha   { --chip-bg: #eef4ff; --chip-line: #cfe0fd; --chip-fg: #1d4ed8; }
.chip-zixun    { --chip-bg: #e9f7f4; --chip-line: #c6e8e0; --chip-fg: #0e766e; }
.chip-zaojia   { --chip-bg: #f3f0fe; --chip-line: #dcd3fa; --chip-fg: #6b33d0; }
.chip-huanping { --chip-bg: #ecf8ee; --chip-line: #c8e8d1; --chip-fg: #15803d; }
.chip-jiance   { --chip-bg: #fdf5e6; --chip-line: #f1e0bf; --chip-fg: #a05a04; }
.chip-epc      { --chip-bg: #fdeee9; --chip-line: #f5d3c9; --chip-fg: #b2402b; }
.chip-fuwu     { --chip-bg: #f1f4f8; --chip-line: #dbe1e9; --chip-fg: #3d4a5c; }

@media (prefers-reduced-motion: reduce) {
  .chips a, .chips a::after { transition: none; }
  .chips a:hover { transform: none; }
}

/* ---------- 平台能力（底座区块） ---------- */
.platform { background: var(--ink); color: #c3cad6; border-radius: var(--radius-lg); padding: clamp(28px, 4vw, 48px); }
.platform h2 { color: #fff; font-size: clamp(22px, 2.8vw, 30px); }
.platform .plat-lead { color: #9aa4b4; font-size: 16px; max-width: 760px; }
.plat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 28px; }
.plat-item { background: rgba(255, 255, 255, 0.04); border: 1px solid rgba(255, 255, 255, 0.09); border-radius: var(--radius); padding: 18px; }
.plat-item h3 { color: #fff; font-size: 15.5px; margin: 0 0 5px; }
.plat-item p { color: #97a1b1; font-size: 13.5px; margin: 0; line-height: 1.55; }
.plat-foot { margin-top: 22px; padding-top: 18px; border-top: 1px solid rgba(255, 255, 255, 0.1); font-size: 13.5px; color: #8a93a3; }

/* ---------- Logo 墙 ---------- */
.logo-wall { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.logo-item { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; padding: 16px; min-height: 86px; }
.logo-item img { max-width: min(168px, 100%); max-height: 54px; width: auto; height: auto; object-fit: contain; }

/* ---------- FAQ ---------- */
.faq-list { display: grid; gap: 12px; max-width: 880px; margin-inline: auto; }
.faq-list details { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 4px 20px; }
.faq-list summary { cursor: pointer; font-weight: 600; font-size: 16px; padding: 14px 0; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; font-size: 20px; color: var(--accent); flex: none; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list .answer { padding-bottom: 16px; color: var(--fg-soft); font-size: 15px; }

/* ---------- CTA ---------- */
.cta-band { background: linear-gradient(135deg, var(--accent-dark), var(--accent)); color: #fff; border-radius: var(--radius-lg); padding: clamp(32px, 5vw, 56px); text-align: center; }
.cta-band h2 { font-size: clamp(22px, 3vw, 32px); color: #fff; }
.cta-band p { color: rgba(255, 255, 255, 0.85); max-width: 660px; margin-inline: auto; }
.cta-band .cta-row { display: flex; gap: 14px; justify-content: center; margin-top: 24px; flex-wrap: wrap; }
.contact-grid { margin-top: 32px; }
.contact-grid .card { text-align: center; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--ink); color: #b7bec9; padding-block: 56px 32px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.1fr; gap: 28px; }
.site-footer h3 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.site-footer a { display: block; padding: 4px 0; font-size: 14px; color: #b7bec9; }
.site-footer a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.12); margin-top: 40px; padding-top: 20px; font-size: 13px; color: #8a93a3; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.footer-bottom a { display: inline; color: #8a93a3; }
.disclaimer { margin-top: 18px; padding-top: 16px; border-top: 1px solid rgba(255, 255, 255, 0.12); font-size: 12.5px; color: #8a93a3; line-height: 1.7; }

/* ---------- 首屏产品示意（纯 CSS，无图） ---------- */
.mock { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; box-shadow: 0 12px 40px rgba(17, 17, 17, 0.09); }
.mock-bar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; background: #f4f7fe; border-bottom: 1px solid var(--border); }
.mock-bar i { width: 9px; height: 9px; border-radius: 50%; background: #c9d4e8; }
.mock-bar span { margin-left: 8px; font-size: 12px; color: var(--muted); font-weight: 600; }
.mock-body { padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.alarm { display: flex; align-items: center; gap: 9px; background: var(--red-soft); border: 1px solid var(--red-line); border-radius: var(--radius); padding: 10px 14px; font-size: 13.5px; font-weight: 600; color: #a91d1d; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--red); flex: none; animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.35); }
  50% { box-shadow: 0 0 0 7px rgba(220, 38, 38, 0); }
}
@media (prefers-reduced-motion: reduce) { .dot { animation: none; } }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.stat { background: #fafbfd; border: 1px solid var(--border); border-radius: var(--radius); padding: 10px 8px; text-align: center; }
.stat b { display: block; font-size: 14px; font-weight: 700; color: var(--fg); }
.stat span { font-size: 12px; color: var(--muted); }
.stat.warn b { color: var(--amber); }
.stat.danger b { color: var(--red); }
.stat.ok b { color: var(--green); }
.row { display: flex; align-items: center; justify-content: space-between; gap: 10px; border-radius: var(--radius); padding: 10px 13px; font-size: 13.5px; border-left: 3px solid var(--border); background: #fafbfd; }
.row span { display: flex; flex-direction: column; line-height: 1.35; }
.row b { font-size: 13.5px; font-weight: 600; }
.row small { font-size: 12px; color: var(--muted); }
.row em { font-style: normal; font-weight: 700; font-size: 13.5px; }
.row.danger { border-left-color: var(--red); background: var(--red-soft); }
.row.danger em { color: var(--red); }
.row.warn { border-left-color: var(--amber); background: var(--amber-soft); }
.row.warn em { color: var(--amber); }
.row.ok { border-left-color: var(--green); background: var(--green-soft); }
.row.ok em { color: var(--green); }
/* ---------- 三段导航（想清楚 / 理清楚 / 做出来） ---------- */
.route { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.route-step {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 22px 22px 20px; position: relative; border-top: 3px solid var(--accent);
}
.route-step .rn {
  font-family: var(--font-mono); font-size: 12px; font-weight: 700; letter-spacing: .08em;
  color: var(--accent); display: block; margin-bottom: 6px;
}
.route-step h3 { font-size: 17px; margin: 0 0 8px; }
.route-step p { font-size: 14px; color: #555; margin: 0 0 12px; }
.route-step .rout { font-size: 12.5px; color: var(--muted); border-top: 1px dashed var(--border); padding-top: 10px; display: block; }

/* ---------- 能力卡（为什么能落地） ---------- */
.ability { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.ability .card { border-left: 3px solid var(--accent); }
.ability .card h3 { font-size: 17px; margin-bottom: 8px; }

/* ---------- 长文（洞察文章页） ---------- */
.article { max-width: 760px; margin-inline: auto; }
.article h2 { font-size: clamp(21px, 2.6vw, 26px); margin-top: 44px; }
.article h3 { font-size: 18px; margin-top: 32px; }
.article p { font-size: 16.5px; color: #3d3d3d; line-height: 1.85; margin: 0 0 18px; }
.article p.lead, .article .lead { font-size: 18px; color: var(--fg-soft); }
.article blockquote { border-left: 3px solid var(--accent); background: var(--accent-soft); margin: 0 0 20px; padding: 16px 20px; border-radius: 0 var(--radius) var(--radius) 0; }
.article blockquote p { margin: 0; font-size: 16px; }
.article ul.plain { display: grid; gap: 8px; margin: 0 0 20px; }
.article ul.plain li { font-size: 16.5px; color: #3d3d3d; line-height: 1.8; padding-left: 18px; position: relative; }
.article ul.plain li::before { content: "▸"; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.article hr { border: none; border-top: 1px solid var(--border); margin: 40px 0; }
.article .art-meta { font-size: 13.5px; color: var(--muted); margin-bottom: 28px; display: flex; gap: 14px; flex-wrap: wrap; }
.art-toc { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 20px 24px; margin-bottom: 36px; }
.art-toc b { display: block; font-size: 13px; color: var(--muted); margin-bottom: 10px; letter-spacing: .02em; }
.art-toc ol { margin: 0; padding-left: 20px; display: grid; gap: 6px; font-size: 14.5px; }
.art-toc a { color: var(--fg-soft); }
.art-toc a:hover { color: var(--accent); }

/* ---------- 联系方式：二维码与电话 ---------- */
.qr-img { display: block; width: 200px; height: auto; margin: 16px auto 0; border: 1px solid var(--border); border-radius: 12px; }
.qr-sm { display: block; width: 110px; height: auto; margin-bottom: 4px; border-radius: 8px; background: #fff; padding: 6px; }
.tel-list { list-style: none; margin: 16px 0 0; padding: 0; }
.tel-list li { display: flex; align-items: baseline; justify-content: center; gap: 12px; padding: 12px 0; border-top: 1px solid var(--border); }
.tel-list li:first-child { border-top: 0; }
.tel-list b { font-size: 14.5px; font-weight: 600; color: var(--muted); }
.tel-list a { font-size: 18px; font-weight: 700; letter-spacing: .5px; color: var(--fg); text-decoration: none; }

/* ---------- 申请试用（表单嵌入 + 顾问） ---------- */
.apply-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 28px; align-items: start; }
.form-embed { background: #081c3f; border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
/* 金数据表单自带 4:3 封面图（高 = 嵌入宽度 × 0.75）+ 32px 顶部留白，用 .form-crop 裁掉。
   ⚠️ 若在金数据侧删除/更换封面图，或表单改版，需重新测量并调整这里的裁切量与 .form-crop 高度 */
.form-crop { height: 1064px; overflow: hidden; }
.form-crop iframe { display: block; width: 100%; height: 1640px; border: 0; background: #081c3f; margin-top: calc(-32px - 75%); }
.form-note { margin: 0; padding: 12px 18px; font-size: 13px; color: var(--muted); background: #fafbfd; border-top: 1px solid var(--border-soft); }
.form-note a { color: var(--accent); font-weight: 600; }
/* 已有账号 · 直接登录：位于申请表单区之后，「已开通账号」的独立入口（推广用） */
.login-band { display: flex; align-items: center; justify-content: space-between; gap: 18px 24px; flex-wrap: wrap;
  margin-top: 28px; padding: 22px 26px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); }
.login-band-text { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.login-band-text b { font-size: 16px; color: var(--fg); }
.login-band-text span { font-size: 13.5px; color: var(--muted); }
@media (max-width: 960px) {
  .apply-grid { grid-template-columns: 1fr; }
  .form-crop { height: 1080px; }
}
@media (max-width: 660px) {
  .form-crop iframe { margin-top: -75%; }
  .login-band { flex-direction: column; align-items: stretch; text-align: center; }
  .login-band-text { justify-content: center; }
  .login-band .btn { width: 100%; }
}

/* ============================================================
   钱与时间 · 五步主线组件
   顺序：看得见 → 分得清 → 站得住 → 算得远 → 催得动 → 算家底
   ============================================================ */

/* ---------- 步骤标签 ---------- */
.step-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 700; letter-spacing: 0.04em;
  color: var(--accent); background: var(--accent-soft); border: 1px solid var(--accent-line);
  padding: 5px 13px; border-radius: 999px; margin-bottom: 14px;
}
.step-tag em { font-style: normal; font-weight: 500; color: var(--muted); letter-spacing: 0; }

/* ---------- 五步总览（首页） ---------- */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.step { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 18px; }
.step .sn { font-family: var(--font-mono); font-size: 11.5px; font-weight: 700; color: var(--accent); letter-spacing: 0.06em; }
.step h3 { font-size: 16px; margin: 8px 0 6px; }
.step p { font-size: 13.5px; color: var(--muted); margin: 0; line-height: 1.6; }

/* ---------- 账龄分档 ---------- */
.aging { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.aging-cell { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 14px; }
.aging-bar { height: 6px; border-radius: 999px; margin: 0 0 12px; }
.aging-cell b { display: block; font-size: 15px; }
.aging-cell span { display: block; font-size: 12.5px; color: var(--muted); line-height: 1.5; margin-top: 2px; }
.aging-cell.c1 .aging-bar { background: var(--green); }
.aging-cell.c2 .aging-bar { background: #d9a406; }
.aging-cell.c3 .aging-bar { background: var(--amber); }
.aging-cell.c4 .aging-bar { background: #e4572e; }
.aging-cell.c5 .aging-bar { background: var(--red); }
.aging-cell.c5 { border-color: var(--red-line); background: var(--red-soft); }
.aging-cell.c5 b { color: var(--red); }
.aging-axis { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 18px; margin-top: 18px; padding-top: 14px; border-top: 1px dashed var(--border); font-size: 13px; color: var(--muted); }
.aging-axis b { color: var(--fg); }
.aging-axis .crit { color: var(--red); font-weight: 700; }
.aging-sub { font-size: 20px; margin: 44px 0 6px; }

/* ---------- 催收状态徽章 ---------- */
.pill { display: inline-block; font-size: 12px; border-radius: 999px; padding: 2px 10px; white-space: nowrap; }
.pill-none { color: var(--muted); background: #f2f4f7; }
.pill-done { color: #0f6e56; border: 1px solid var(--green-line); background: var(--green-soft); }

/* ---------- 项目实时现金流条 ---------- */
.cash-legend { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 12.5px; color: var(--muted); margin-bottom: 14px; }
.cash-legend span { display: inline-flex; align-items: center; gap: 6px; }
.sw { width: 10px; height: 10px; border-radius: 2px; display: inline-block; flex: none; }
.sw-in { background: var(--red); }
.sw-p1 { background: #1e4f8f; }
.sw-p2 { background: #3b7dc4; }
.sw-p3 { background: #6fa4dc; }
.sw-p4 { background: #a9c9ea; }
.cash-row { display: grid; grid-template-columns: 240px 1fr 96px; gap: 14px; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--border-soft); }
.cash-row:last-child { border-bottom: none; }
.cash-name { font-size: 14px; }
.cash-name small { display: block; font-size: 11.5px; color: var(--muted); margin-top: 3px; }
.cash-chart { position: relative; height: 22px; background: #f7f9fb; border-radius: 4px; }
.cash-zero { position: absolute; left: 50%; top: -3px; bottom: -3px; width: 1px; background: #c9d0d9; }
.cash-bar { position: absolute; top: 0; height: 100%; display: flex; overflow: hidden; min-width: 6px; }
.cash-bar.pos { left: 50%; background: var(--red); border-radius: 0 4px 4px 0; }
.cash-bar.neg { right: 50%; border-radius: 4px 0 0 4px; }
.cash-bar.neg i { height: 100%; min-width: 2px; }
.cash-bar .g1 { background: #1e4f8f; }
.cash-bar .g2 { background: #3b7dc4; }
.cash-bar .g3 { background: #6fa4dc; }
.cash-bar .g4 { background: #a9c9ea; }
.cash-amt { text-align: right; font-size: 14px; font-weight: 700; font-variant-numeric: tabular-nums; }
.cash-amt.plus { color: var(--red); }
.cash-amt.minus { color: var(--green); }

/* ---------- 五本账 ---------- */
.books { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.book { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 16px; }
.book i { font-style: normal; display: block; font-family: var(--font-mono); font-size: 11.5px; color: var(--accent); margin-bottom: 8px; letter-spacing: 0.06em; }
.book b { display: block; font-size: 15px; margin-bottom: 6px; }
.book p { margin: 0; font-size: 13px; color: var(--muted); line-height: 1.55; }

@media (max-width: 960px) {
  .steps { grid-template-columns: repeat(2, 1fr); }
  .aging { grid-template-columns: repeat(2, 1fr); }
  .books { grid-template-columns: repeat(2, 1fr); }
  .cash-row { grid-template-columns: 1fr auto; gap: 8px 12px; }
  .cash-name { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  .steps, .aging, .books { grid-template-columns: 1fr; }
}

/* ---------- 承接句（读者心里的话） ---------- */
.bridge {
  max-width: 680px; margin: 44px auto 0; padding: 18px 24px;
  border-left: 3px solid var(--accent); background: var(--accent-soft);
  border-radius: var(--radius); font-size: 16px; line-height: 1.6; color: var(--fg);
}
.bridge::before { content: "「"; color: var(--accent); font-weight: 700; }
.bridge::after { content: "」"; color: var(--accent); font-weight: 700; }
@media (max-width: 560px) { .bridge { margin-top: 30px; font-size: 15px; padding: 14px 18px; } }

/* ---------- 屏幕阅读器 ---------- */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .hero-grid, .grid-2 { grid-template-columns: 1fr; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .chain { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .plat-grid { grid-template-columns: repeat(2, 1fr); }
  .logo-wall { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .route { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .nav-toggle { display: block; margin-left: auto; }
  .mobile-nav { display: none; }
  .mobile-nav.open { display: block; padding-bottom: 12px; }
  .mobile-nav a { display: block; padding: 10px 0; border-top: 1px solid var(--border); font-size: 15px; }
}
@media (min-width: 961px) { .nav-toggle, .mobile-nav { display: none; } }
@media (max-width: 560px) {
  .grid-3, .grid-4, .plat-grid, .ability { grid-template-columns: 1fr; }
  .chain { grid-template-columns: 1fr; }
  .logo-wall { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .funnel-row { grid-template-columns: 64px 1fr 76px; gap: 10px; font-size: 13px; }
  .doc-list li { flex-direction: column; align-items: flex-start; gap: 4px; }
}
.nav-toggle { display: none; }