:root {
  /* 版面思路：检测报告式版面，细线分栏、条款编号，用印章标记可以签进合同的结论 */
  --paper: #F3F5F8;
  --surface: #FFFFFF;
  --ink: #0F1B2D;
  --ink-2: #4A5668;
  --rule: #D2D8E1;
  --seal: #C03A22;
  --seal-tint: #FBEDE9;
  --ok: #1D7A59;
  --night: #0B1524;
  --night-2: #12213A;
  --night-rule: #263752;
  --on-night: #E7ECF3;
  --on-night-2: #9DABC0;
  --font-display: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
  --r: 6px;
  --wrap: 1200px;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; }
a { color: inherit; }
h1, h2, h3, h4 { margin: 0; text-wrap: balance; }
p { margin: 0; }
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
:focus-visible { outline: 2px solid var(--seal); outline-offset: 3px; }
[id] { scroll-margin-top: 84px; }

.skip {
  position: absolute; left: 12px; top: -48px; z-index: 100;
  background: var(--seal); color: #fff; padding: 8px 14px; border-radius: var(--r); text-decoration: none;
}
.skip:focus { top: 8px; }

/* ---------- 预览标记 ---------- */
.draftbar {
  background: var(--seal-tint); border-bottom: 1px solid #EBC9C0;
  font-size: 13px; color: var(--ink);
}
.draftbar .wrap { display: flex; gap: 16px; align-items: center; justify-content: space-between; min-height: 38px; flex-wrap: wrap; padding-top: 4px; padding-bottom: 4px; }
.draftbar button {
  font: inherit; font-size: 12px; background: transparent; border: 1px solid var(--seal);
  color: var(--seal); border-radius: 4px; padding: 2px 10px; cursor: pointer;
}
.draft-off-text { display: none; }
html[data-draft="off"] .draft-on-text { display: none; }
html[data-draft="off"] .draft-off-text { display: inline; }
.tbd {
  display: inline-block; margin-left: 6px; padding: 0 5px;
  font: 500 11px/18px var(--font-mono); color: var(--seal);
  border: 1px dashed var(--seal); border-radius: 3px; vertical-align: middle; white-space: nowrap;
}
html[data-draft="off"] .tbd { display: none; }

/* ---------- 页头 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--night); color: var(--on-night);
  border-bottom: 1px solid var(--night-rule);
}
.header-row { display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--on-night); flex-shrink: 0; }
.brand b { font-family: var(--font-display); font-weight: 900; font-size: 20px; letter-spacing: .04em; }
.brand small { font: 500 10px var(--font-mono); letter-spacing: .18em; color: var(--on-night-2); }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.primary { display: flex; align-items: center; gap: 4px; flex: 1; }
.nav-link, .menu-btn {
  font: inherit; font-size: 15px; color: var(--on-night); background: none; border: 0;
  padding: 8px 12px; border-radius: var(--r); text-decoration: none; cursor: pointer;
}
.nav-link:hover, .menu-btn:hover, .menu-btn[aria-expanded="true"] { background: var(--night-2); }
.nav-link[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--seal); border-radius: 0; }
.menu-btn::after { content: ""; display: inline-block; margin-left: 6px; width: 6px; height: 6px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: translateY(-3px) rotate(45deg); }
.menu { position: relative; }
.mega {
  position: absolute; left: 0; top: calc(100% + 10px); width: 560px;
  background: var(--surface); color: var(--ink); border: 1px solid var(--rule); border-radius: 10px;
  box-shadow: 0 18px 40px rgba(11, 21, 36, .18);
  padding: 20px; display: none; grid-template-columns: 1fr 1fr; gap: 6px 24px;
}
.mega.is-open { display: grid; }
.mega a { display: block; padding: 10px 12px; border-radius: var(--r); text-decoration: none; }
.mega a:hover { background: var(--paper); }
.mega a b { display: block; font-size: 15px; }
.mega a span { display: block; font-size: 13px; color: var(--ink-2); line-height: 1.5; }
.header-actions { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.search-btn {
  font: inherit; font-size: 13px; color: var(--on-night-2); background: var(--night-2);
  border: 1px solid var(--night-rule); border-radius: var(--r); padding: 6px 10px; cursor: pointer;
  display: inline-flex; gap: 10px; align-items: center;
}
kbd { font: 500 11px var(--font-mono); border: 1px solid var(--night-rule); border-radius: 3px; padding: 0 4px; }
.burger { display: none; background: none; border: 1px solid var(--night-rule); border-radius: var(--r); width: 40px; height: 40px; cursor: pointer; color: var(--on-night); }
.burger span { display: block; width: 18px; height: 2px; background: currentColor; margin: 4px auto; }
.mobile-nav { border-top: 1px solid var(--night-rule); padding: 12px 24px 20px; }
.mobile-nav a { display: block; padding: 10px 0; color: var(--on-night); text-decoration: none; border-bottom: 1px solid var(--night-rule); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 0 20px; border-radius: var(--r);
  font: 600 15px var(--font-body); text-decoration: none; cursor: pointer; border: 1px solid transparent;
  transition: background-color .15s, border-color .15s;
}
.btn-seal { background: var(--seal); color: #fff; }
.btn-seal:hover { background: #A32F1A; }
.btn-ghost { border-color: var(--on-night-2); color: var(--on-night); background: transparent; }
.btn-ghost:hover { border-color: var(--on-night); }
.btn-line { border-color: var(--ink); color: var(--ink); background: transparent; }
.btn-line:hover { background: var(--ink); color: var(--surface); }
.text-link { color: var(--seal); font-weight: 600; text-decoration: none; }
.text-link:hover { text-decoration: underline; }

/* ---------- 通用排版 ---------- */
.view { display: none; }
.view.is-active { display: block; }
.band { padding: 88px 0; border-top: 1px solid var(--rule); }
.band.alt { background: var(--surface); }
.band.dark { background: var(--night); color: var(--on-night); border-top-color: var(--night-rule); }
.sec-head { max-width: 760px; margin-bottom: 44px; display: grid; gap: 14px; }
.sec-head p { color: var(--ink-2); font-size: 17px; }
.dark .sec-head p { color: var(--on-night-2); }
.eyebrow {
  font: 500 12px var(--font-mono); letter-spacing: .14em; color: var(--ink-2);
  display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ""; width: 9px; height: 9px; border: 2px solid var(--seal); border-radius: 2px; }
.dark .eyebrow, .on-dark { color: var(--on-night-2); }
h2.title { font-family: var(--font-display); font-weight: 900; font-size: clamp(28px, 3.6vw, 42px); line-height: 1.22; }
h3 { font-size: 19px; line-height: 1.45; }
.footnote { margin-top: 22px; font-size: 13px; color: var(--ink-2); max-width: 820px; }
.dark .footnote { color: var(--on-night-2); }
.page-hero { background: var(--night); color: var(--on-night); padding: 72px 0 64px; }
.page-hero h1 { font-family: var(--font-display); font-weight: 900; font-size: clamp(32px, 4.6vw, 56px); line-height: 1.15; margin: 14px 0 16px; }
.page-hero p.lede { color: var(--on-night-2); font-size: 18px; max-width: 720px; }

/* ---------- 首屏 ---------- */
.hero {
  background:
    linear-gradient(var(--night-rule) 1px, transparent 1px) 0 0 / 48px 48px,
    linear-gradient(90deg, var(--night-rule) 1px, transparent 1px) 0 0 / 48px 48px,
    var(--night);
  background-blend-mode: normal;
  color: var(--on-night);
  padding: 72px 0 80px;
  position: relative;
}
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--night) 30%, rgba(11, 21, 36, .82) 60%, rgba(11, 21, 36, .6)); pointer-events: none; }
.hero-grid { position: relative; display: grid; grid-template-columns: 1fr 1.02fr; gap: 56px; align-items: center; }
.display { font-family: var(--font-display); font-weight: 900; font-size: clamp(42px, 6.4vw, 80px); line-height: 1.06; letter-spacing: .01em; margin: 18px 0 22px; }
.display em { font-style: normal; color: var(--seal); }
.lede { font-size: 18px; color: var(--on-night-2); max-width: 520px; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.hero-facts { display: grid; grid-template-columns: repeat(3, 1fr); margin: 40px 0 0; border-top: 1px solid var(--night-rule); }
.hero-facts > div { padding: 16px 16px 0 0; }
.hero-facts dt { font-size: 13px; color: var(--on-night-2); }
.hero-facts dd { margin: 4px 0 0; font: 500 30px/1.2 var(--font-mono); color: var(--on-night); }
.hero-facts dd small { font: 400 13px var(--font-body); color: var(--on-night-2); margin-left: 4px; }
.hero-facts .tbd { font-size: 10px; }

.perimeter { position: relative; border: 1.5px dashed var(--on-night-2); border-radius: 14px; padding: 34px 22px 22px; }
.perimeter-label, .egress-note {
  position: absolute; font: 500 12px var(--font-mono); letter-spacing: .08em; background: var(--night);
  padding: 0 8px; color: var(--on-night-2);
}
.perimeter-label { top: -9px; left: 18px; }
.egress-note { right: 18px; bottom: -10px; color: var(--on-night); }
.egress-note b { color: #6FD3A8; }

/* 演示控制台 */
.console { background: #F8FAFC; color: var(--ink); border-radius: 10px; overflow: hidden; box-shadow: 0 24px 60px rgba(0, 0, 0, .35); }
.console-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 16px; background: var(--surface); border-bottom: 1px solid var(--rule); }
.console-title { font: 500 12px var(--font-mono); color: var(--ink-2); }
.pill { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px; white-space: nowrap; }
.pill i { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.pill-ok { color: var(--ok); background: #E3F3EC; }
.pill-warn { color: #9A5B00; background: #FFF1D6; }
.console-meta { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; padding: 10px 16px; border-bottom: 1px solid var(--rule); font-size: 12px; color: var(--ink-2); }
.who { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.seg { font: inherit; font-size: 12px; border: 1px solid var(--rule); background: var(--surface); color: var(--ink); border-radius: 999px; padding: 3px 10px; cursor: pointer; }
.seg[aria-pressed="true"] { border-color: var(--ink); background: var(--ink); color: #fff; }
.egress { display: flex; align-items: baseline; gap: 8px; }
.egress b { font: 500 22px var(--font-mono); color: var(--ok); }
.log { padding: 16px; display: grid; gap: 12px; min-height: 236px; max-height: 300px; overflow-y: auto; align-content: start; }
.msg { max-width: 92%; font-size: 14px; line-height: 1.65; border-radius: 10px; padding: 10px 14px; }
.msg.q { justify-self: end; background: var(--ink); color: #fff; border-bottom-right-radius: 3px; }
.msg.a { background: var(--surface); border: 1px solid var(--rule); border-bottom-left-radius: 3px; }
.msg.sys { justify-self: center; max-width: 100%; background: #FFF1D6; color: #6B4300; font-size: 13px; text-align: center; }
.msg.deny { background: var(--seal-tint); border-color: #EBC9C0; }
.cite { display: inline-block; margin-top: 8px; font: 500 12px var(--font-mono); color: var(--ink-2); border-top: 1px dashed var(--rule); padding-top: 6px; }
.msg-who { display: block; font-size: 11px; color: var(--ink-2); margin-bottom: 4px; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; padding: 0 16px 14px; }
.chip { font: inherit; font-size: 13px; border: 1px solid var(--rule); background: var(--surface); color: var(--ink); border-radius: 999px; padding: 5px 12px; cursor: pointer; text-align: left; }
.chip:hover { border-color: var(--ink); }
.chip:disabled { opacity: .5; cursor: wait; }
.console-foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 16px; border-top: 1px solid var(--rule); background: var(--surface); font-size: 12px; color: var(--ink-2); }
.switch { display: inline-flex; align-items: center; gap: 8px; font: inherit; font-size: 12px; background: none; border: 0; cursor: pointer; color: var(--ink); }
.switch i { width: 34px; height: 20px; border-radius: 999px; background: var(--rule); position: relative; }
.switch i::after { content: ""; position: absolute; left: 3px; top: 3px; width: 14px; height: 14px; border-radius: 50%; background: #fff; box-shadow: 0 1px 2px rgba(0, 0, 0, .25); }

/* ---------- 检测报告卡 ---------- */
.reports { display: grid; grid-template-columns: repeat(3, 1fr); background: var(--surface); border: 1px solid var(--rule); border-top: 3px solid var(--ink); }
.report { padding: 28px 26px 26px; border-right: 1px solid var(--rule); display: flex; flex-direction: column; gap: 14px; }
.report:last-child { border-right: 0; }
.report-top { display: flex; justify-content: space-between; align-items: flex-start; }
.report-top .mono { font-size: 12px; color: var(--ink-2); letter-spacing: .1em; }
.report h3 { font-family: var(--font-display); font-weight: 900; font-size: 30px; }
.claim { color: var(--ink); font-size: 15px; }
.stamp {
  width: 62px; height: 62px; flex-shrink: 0; display: grid; place-items: center; text-align: center;
  border: 2.5px solid var(--seal); color: var(--seal); border-radius: 5px;
  font: 900 13px/1.18 var(--font-display); letter-spacing: .1em;
  transform: rotate(-7deg); opacity: .9;
}
dl.spec { margin: 0; }
dl.spec > div { display: grid; grid-template-columns: 76px 1fr; gap: 12px; padding: 10px 0; border-top: 1px solid var(--rule); font-size: 14px; }
dl.spec dt { color: var(--ink-2); }
dl.spec dd { margin: 0; }
dl.spec dd b { font-size: 18px; }

/* ---------- 顾虑条款 ---------- */
.clauses { border-top: 2px solid var(--ink); }
.clause { display: grid; grid-template-columns: 72px 1fr 1.15fr; gap: 24px; padding: 26px 0; border-bottom: 1px solid var(--rule); align-items: start; }
.clause-no { font: 500 14px var(--font-mono); color: var(--seal); padding-top: 4px; }
.clause h3 { font-family: var(--font-display); font-weight: 900; font-size: 23px; }
.clause .ans { color: var(--ink-2); }
.clause .ans b { color: var(--ink); }
.clause .ans a { display: inline-block; margin-top: 6px; }

/* ---------- AI 员工名册 ---------- */
.split { display: grid; grid-template-columns: .82fr 1.18fr; gap: 56px; align-items: start; }
.split-copy { display: grid; gap: 18px; }
.split-copy p { color: var(--ink-2); }
.guarantees { display: grid; gap: 0; border-top: 1px solid var(--rule); margin-top: 6px; }
.guarantees li { list-style: none; padding: 12px 0; border-bottom: 1px solid var(--rule); font-size: 15px; display: grid; grid-template-columns: 22px 1fr; gap: 8px; }
.guarantees li::before { content: ""; width: 10px; height: 10px; margin-top: 8px; background: var(--seal); border-radius: 2px; }
.guarantees { padding: 0; margin: 0; }
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th { text-align: left; font: 500 12px var(--font-mono); letter-spacing: .08em; color: var(--ink-2); padding: 10px 12px; border-bottom: 2px solid var(--ink); white-space: nowrap; }
td { padding: 13px 12px; border-bottom: 1px solid var(--rule); vertical-align: top; }
td.role { font-weight: 600; white-space: nowrap; }
td.no { color: var(--seal); }
.roster { background: var(--surface); border: 1px solid var(--rule); }
.roster caption { caption-side: top; text-align: left; padding: 14px 12px; font: 500 12px var(--font-mono); color: var(--ink-2); letter-spacing: .08em; border-bottom: 1px solid var(--rule); }

/* ---------- 治理中心示意 ---------- */
.gov { background: var(--night-2); border: 1px solid var(--night-rule); border-radius: 12px; overflow: hidden; }
.gov-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 18px; border-bottom: 1px solid var(--night-rule); font: 500 12px var(--font-mono); color: var(--on-night-2); flex-wrap: wrap; }
.gov-tabs { display: flex; gap: 16px; flex-wrap: wrap; }
.gov-tabs span[aria-current] { color: var(--on-night); box-shadow: inset 0 -2px 0 var(--seal); padding-bottom: 2px; }
.tiles { display: grid; grid-template-columns: repeat(4, 1fr); }
.tile { padding: 18px; border-right: 1px solid var(--night-rule); border-bottom: 1px solid var(--night-rule); }
.tile:nth-child(4n) { border-right: 0; }
.tile .k { font-size: 12px; color: var(--on-night-2); }
.tile .v { font: 500 30px/1.3 var(--font-mono); color: var(--on-night); }
.tile .s { font-size: 12px; color: var(--on-night-2); }
.tile .good { color: #6FD3A8; }
.gov table td, .gov table th { border-color: var(--night-rule); color: var(--on-night); }
.gov table th { color: var(--on-night-2); border-bottom-width: 1px; }
.gov-foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 18px; flex-wrap: wrap; font-size: 13px; color: var(--on-night-2); }
.pause { font: 600 13px var(--font-body); color: #fff; background: transparent; border: 1px solid #E07A66; border-radius: var(--r); padding: 6px 14px; cursor: pointer; }
.pause[aria-pressed="true"] { background: var(--seal); border-color: var(--seal); }
.gov-wrap { display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: center; }
.gov-copy { display: grid; gap: 16px; }
.gov-copy p { color: var(--on-night-2); }
.gov-copy ul { margin: 0; padding: 0; display: grid; gap: 10px; }
.gov-copy li { list-style: none; padding-left: 18px; position: relative; color: var(--on-night); }
.gov-copy li::before { content: ""; position: absolute; left: 0; top: 10px; width: 8px; height: 8px; background: var(--seal); border-radius: 2px; }

/* ---------- 学习闭环 ---------- */
.loop { background: var(--surface); border: 1px solid var(--rule); border-radius: 10px; padding: 12px; overflow-x: auto; }
.loop svg { display: block; min-width: 640px; width: 100%; height: auto; }
.loop-notes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 28px; }
.loop-notes h3 { font-size: 17px; margin-bottom: 6px; }
.loop-notes p { color: var(--ink-2); font-size: 15px; }

/* ---------- 接入方式 ---------- */
.modes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.mode { display: grid; gap: 12px; align-content: start; }
.mode h3 { font-size: 18px; }
.mode p { color: var(--ink-2); font-size: 15px; }
.wf { height: 150px; border: 1px solid var(--rule); border-radius: 8px; background: var(--paper); position: relative; overflow: hidden; }
.wf > div { position: absolute; border-radius: 3px; }
.wf .top { left: 0; right: 0; top: 0; height: 22px; background: var(--ink); }
.wf .top.host { background: #5B6B82; }
.wf .side { left: 0; top: 22px; bottom: 0; width: 26%; background: #DCE2EA; }
.wf .page { left: 30%; right: 4%; top: 32px; bottom: 10px; background: var(--surface); border: 1px solid var(--rule); }
.wf .ai { left: 30%; right: 4%; top: 32px; height: 14px; background: var(--seal-tint); border: 1px solid #E8B8AC; }
.wf .drawer { right: 0; top: 22px; bottom: 0; width: 22%; background: var(--seal-tint); border-left: 1px solid #E8B8AC; }
.wf .host-frame { inset: 8px; border: 1.5px dashed #8A97AA; background: transparent; }
.wf.embed .page { left: 14px; right: 14px; top: 34px; bottom: 16px; }
.wf.embed .ai { left: 14px; right: 14px; top: 34px; }
.wf-label { position: absolute; right: 8px; bottom: 4px; font: 500 10px var(--font-mono); color: var(--ink-2); }
.case-quote { margin-top: 32px; padding: 20px 24px; border-left: 3px solid var(--seal); background: var(--surface); font-size: 15px; }

/* ---------- 对比表 ---------- */
.compare { background: var(--surface); border: 1px solid var(--rule); min-width: 760px; }
.compare th:last-child, .compare td:last-child { background: #FFF8F6; }
.compare th:last-child { color: var(--seal); border-bottom-color: var(--seal); }
.compare td:first-child { font-weight: 600; white-space: nowrap; }

/* ---------- 案例 ---------- */
.cases-list { border-top: 2px solid var(--ink); }
.case-item { display: grid; grid-template-columns: 90px 1fr 1fr auto; gap: 28px; padding: 28px 0; border-bottom: 1px solid var(--rule); align-items: start; }
.case-no { font: 500 34px var(--font-mono); color: var(--rule); line-height: 1; }
.case-item h3 { font-size: 20px; }
.tag { display: inline-block; font-size: 12px; color: var(--ink-2); border: 1px solid var(--rule); border-radius: 999px; padding: 1px 10px; margin-bottom: 8px; background: var(--surface); }
.tag.seal { color: var(--seal); border-color: #E8B8AC; background: var(--seal-tint); }
.case-item p { color: var(--ink-2); font-size: 15px; }

/* ---------- 上线计时（按比例） ---------- */
.timeline { margin-top: 8px; }
.tl-bar { display: flex; height: 54px; border: 1px solid var(--ink); border-radius: 4px; overflow: hidden; }
.tl-seg { display: flex; flex-direction: column; justify-content: center; padding: 0 10px; font-size: 13px; color: #fff; background: var(--ink); border-right: 1px solid rgba(255, 255, 255, .25); min-width: 0; overflow: hidden; white-space: nowrap; }
.tl-seg:nth-child(2) { background: #2A3B55; }
.tl-seg:nth-child(3) { background: #3E5373; }
.tl-seg:nth-child(4) { background: #566D90; }
.tl-seg.buffer { background: repeating-linear-gradient(135deg, var(--surface) 0 6px, var(--paper) 6px 12px); color: var(--ink-2); border-right: 0; }
.tl-seg b { font-weight: 600; }
.tl-seg span { font: 500 11px var(--font-mono); opacity: .85; }
.tl-axis { position: relative; height: 26px; margin-top: 6px; font: 500 12px var(--font-mono); color: var(--ink-2); }
.tl-axis span { position: absolute; transform: translateX(-50%); }
.tl-axis span:first-child { transform: none; }
.tl-axis span:last-child { transform: translateX(-100%); }
.tl-legend { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; margin-top: 18px; font-size: 13px; color: var(--ink-2); }
.tl-legend b { display: block; color: var(--ink); font: 500 13px var(--font-mono); }

/* ---------- 配置 ---------- */
.configs { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--rule); background: var(--surface); }
.config { padding: 26px; border-right: 1px solid var(--rule); display: grid; gap: 10px; align-content: start; }
.config:last-child { border-right: 0; }
.config h3 { font-family: var(--font-display); font-weight: 900; font-size: 24px; }
.config .for { font-size: 13px; color: var(--ink-2); }
.config ul { margin: 6px 0 0; padding: 0; display: grid; gap: 6px; }
.config li { list-style: none; font-size: 14px; padding-left: 14px; position: relative; }
.config li::before { content: ""; position: absolute; left: 0; top: 10px; width: 6px; height: 1.5px; background: var(--ink); }
.price { font: 500 22px var(--font-mono); margin-top: 8px; }
.price small { font: 400 13px var(--font-body); color: var(--ink-2); }

/* ---------- 合规标签 ---------- */
.compliance { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--night-rule); border-left: 1px solid var(--night-rule); }
.compliance div { padding: 20px; border-right: 1px solid var(--night-rule); border-bottom: 1px solid var(--night-rule); display: grid; gap: 6px; align-content: start; }
.compliance b { font-size: 15px; color: var(--on-night); }
.compliance span { font-size: 13px; color: var(--on-night-2); }
.compliance .mono { font-size: 12px; color: var(--on-night-2); }

/* ---------- 常见问题 ---------- */
.faq { border-top: 2px solid var(--ink); max-width: 900px; }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 40px 20px 0; font-size: 18px; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 16px; font: 400 26px var(--font-mono); color: var(--seal); }
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 40px 22px 0; color: var(--ink-2); }

/* ---------- 行动号召 ---------- */
.cta-band { background: var(--night); color: var(--on-night); padding: 80px 0; }
.cta-band .wrap { display: grid; grid-template-columns: 1.3fr .7fr; gap: 40px; align-items: end; }
.cta-band h2 { font-family: var(--font-display); font-weight: 900; font-size: clamp(30px, 4vw, 48px); line-height: 1.2; }
.cta-band p { color: var(--on-night-2); margin-top: 14px; }
.cta-band .cta-row { justify-content: flex-end; margin: 0; }

/* ---------- 平台架构 ---------- */
.arch { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: start; }
.arch-stack { display: grid; grid-template-columns: 34px 1fr 34px; gap: 8px; }
.arch-side { writing-mode: vertical-rl; display: grid; place-items: center; font-size: 13px; letter-spacing: .3em; color: var(--ink-2); background: var(--surface); border: 1px solid var(--rule); border-radius: 4px; }
.arch-layers { display: grid; gap: 6px; }
.layer { font: inherit; text-align: left; display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 16px; background: var(--surface); border: 1px solid var(--rule); border-left: 4px solid var(--rule); border-radius: 4px; cursor: pointer; color: var(--ink); }
.layer:hover { border-color: var(--ink-2); }
.layer[aria-selected="true"] { border-left-color: var(--seal); border-color: var(--seal); background: #FFF8F6; }
.layer b { font-size: 16px; }
.layer span { font-size: 13px; color: var(--ink-2); }
.arch-detail { background: var(--surface); border: 1px solid var(--rule); border-top: 3px solid var(--seal); padding: 26px; display: grid; gap: 14px; position: sticky; top: 88px; }
.arch-detail h3 { font-family: var(--font-display); font-weight: 900; font-size: 26px; }
.arch-detail p { color: var(--ink-2); }
.arch-detail ul { margin: 0; padding: 0; display: grid; gap: 8px; }
.arch-detail li { list-style: none; border-top: 1px solid var(--rule); padding-top: 8px; font-size: 15px; }
.arch-detail li b { display: block; }
.arch-detail li span { color: var(--ink-2); font-size: 14px; }

.modules { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--rule); border-left: 1px solid var(--rule); background: var(--surface); }
.module { padding: 26px; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); display: grid; gap: 8px; align-content: start; }
.module h3 { font-size: 18px; }
.module p { color: var(--ink-2); font-size: 15px; }
.module .from { font: 500 11px var(--font-mono); color: var(--seal); letter-spacing: .06em; }

.eco { display: grid; gap: 0; border-top: 2px solid var(--ink); }
.eco-row { display: grid; grid-template-columns: 160px 1fr; gap: 20px; padding: 16px 0; border-bottom: 1px solid var(--rule); align-items: center; }
.eco-row b { font-size: 15px; }
.eco-row div { display: flex; flex-wrap: wrap; gap: 8px; }
.eco-row div span { font-size: 14px; border: 1px solid var(--rule); background: var(--surface); border-radius: 4px; padding: 3px 10px; }

/* ---------- 行业方案 ---------- */
.industry { display: grid; grid-template-columns: 260px 1fr; gap: 40px; padding: 44px 0; border-bottom: 1px solid var(--rule); }
.industry:first-of-type { border-top: 2px solid var(--ink); }
.industry-name h2 { font-family: var(--font-display); font-weight: 900; font-size: 30px; line-height: 1.25; margin-top: 8px; }
.industry-name p { color: var(--ink-2); font-size: 14px; margin-top: 10px; }
.industry-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.industry-cols h3 { font: 500 12px var(--font-mono); letter-spacing: .1em; color: var(--ink-2); margin-bottom: 10px; padding-bottom: 8px; border-bottom: 1px solid var(--rule); }
.industry-cols ul { margin: 0; padding: 0; display: grid; gap: 8px; }
.industry-cols li { list-style: none; font-size: 15px; }

/* ---------- 案例详情 ---------- */
.case-detail { padding: 56px 0; border-bottom: 1px solid var(--rule); }
.case-detail:first-of-type { padding-top: 0; }
.case-head { display: flex; justify-content: space-between; gap: 24px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 28px; }
.case-head h2 { font-family: var(--font-display); font-weight: 900; font-size: clamp(26px, 3vw, 36px); margin-top: 6px; }
.case-head p { color: var(--ink-2); margin-top: 8px; max-width: 720px; }
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--rule); background: var(--surface); }
.case-grid > div { padding: 22px; border-right: 1px solid var(--rule); }
.case-grid > div:last-child { border-right: 0; }
.case-grid h3 { font: 500 12px var(--font-mono); letter-spacing: .1em; color: var(--ink-2); margin-bottom: 12px; }
.case-grid ul { margin: 0; padding: 0; display: grid; gap: 10px; }
.case-grid li { list-style: none; font-size: 15px; padding-left: 14px; position: relative; }
.case-grid li::before { content: ""; position: absolute; left: 0; top: 11px; width: 6px; height: 1.5px; background: var(--seal); }
.case-result { margin-top: 16px; font-size: 14px; color: var(--ink-2); }

/* ---------- 信任中心 ---------- */
.promises { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--rule); background: var(--surface); }
.promise { padding: 26px; border-right: 1px solid var(--rule); display: grid; gap: 10px; align-content: start; position: relative; }
.promise:last-child { border-right: 0; }
.promise h3 { font-family: var(--font-display); font-weight: 900; font-size: 22px; padding-right: 70px; }
.promise p { color: var(--ink-2); font-size: 15px; }
.promise .stamp { position: absolute; right: 20px; top: 20px; width: 54px; height: 54px; font-size: 12px; }
.docs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; border-top: 2px solid var(--ink); }
.doc { display: grid; grid-template-columns: 1fr auto; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--rule); align-items: center; }
.doc:nth-child(odd) { padding-right: 28px; }
.doc:nth-child(even) { padding-left: 28px; border-left: 1px solid var(--rule); }
.doc b { display: block; font-size: 15px; }
.doc span { font-size: 13px; color: var(--ink-2); }
.doc em { font: 500 12px var(--font-mono); font-style: normal; color: var(--ink-2); white-space: nowrap; }
.note-box { margin-top: 28px; padding: 20px 24px; background: var(--surface); border: 1px solid var(--rule); display: grid; gap: 8px; font-size: 15px; }
.note-box p { color: var(--ink-2); }

/* ---------- 部署规划器 ---------- */
.planner { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--rule); background: var(--surface); }
.planner form { padding: 28px; border-right: 1px solid var(--rule); display: grid; gap: 22px; }
.planner fieldset { border: 0; padding: 0; margin: 0; display: grid; gap: 8px; }
.planner legend { font-weight: 600; margin-bottom: 8px; font-size: 15px; }
.opts { display: flex; flex-wrap: wrap; gap: 8px; }
.opts label { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--rule); border-radius: var(--r); padding: 7px 12px; font-size: 14px; cursor: pointer; background: var(--paper); }
.opts input { accent-color: var(--seal); margin: 0; }
.opts label:has(input:checked) { border-color: var(--ink); background: var(--surface); }
.plan-out { padding: 28px; display: grid; gap: 14px; align-content: start; background: #FBFCFD; }
.plan-out h3 { font-family: var(--font-display); font-weight: 900; font-size: 28px; }
.plan-out .why { color: var(--ink-2); font-size: 15px; }
.plan-out ul { margin: 0; padding: 0; display: grid; gap: 0; border-top: 1px solid var(--rule); }
.plan-out li { list-style: none; display: grid; grid-template-columns: 96px 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--rule); font-size: 14px; }
.plan-out li b { color: var(--ink-2); font-weight: 400; }

/* ---------- 联系表单 ---------- */
.contact { display: grid; grid-template-columns: 1.25fr .75fr; gap: 48px; align-items: start; }
.tabs { display: flex; gap: 0; border-bottom: 2px solid var(--ink); margin-bottom: 24px; flex-wrap: wrap; }
.tabs button { font: inherit; font-size: 15px; background: none; border: 0; padding: 12px 18px; cursor: pointer; color: var(--ink-2); }
.tabs button[aria-selected="true"] { color: var(--ink); font-weight: 600; box-shadow: inset 0 -3px 0 var(--seal); }
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 14px; font-weight: 600; }
.field label i { color: var(--seal); font-style: normal; margin-left: 2px; }
.field input, .field select, .field textarea {
  font: inherit; font-size: 15px; color: var(--ink); background: var(--surface);
  border: 1px solid var(--rule); border-radius: var(--r); padding: 10px 12px; min-height: 44px; width: 100%;
}
.field textarea { min-height: 110px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--seal); outline-offset: 0; border-color: var(--seal); }
.field .err { font-size: 13px; color: var(--seal); min-height: 0; }
.field [aria-invalid="true"] { border-color: var(--seal); }
.consent { grid-column: 1 / -1; display: grid; grid-template-columns: 20px 1fr; gap: 10px; font-size: 13px; color: var(--ink-2); align-items: start; }
.consent input { margin-top: 4px; accent-color: var(--seal); }
.form-actions { grid-column: 1 / -1; display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.form-result { grid-column: 1 / -1; padding: 18px 20px; border: 1px solid var(--rule); border-left: 3px solid var(--ok); background: var(--surface); font-size: 15px; }
.next-steps { background: var(--surface); border: 1px solid var(--rule); padding: 26px; display: grid; gap: 16px; }
.next-steps ol { margin: 0; padding: 0; counter-reset: s; display: grid; gap: 14px; }
.next-steps li { list-style: none; counter-increment: s; display: grid; grid-template-columns: 34px 1fr; gap: 10px; font-size: 15px; }
.next-steps li::before { content: counter(s, decimal-leading-zero); font: 500 14px var(--font-mono); color: var(--seal); padding-top: 2px; }
.next-steps li span { display: block; color: var(--ink-2); font-size: 14px; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--night); color: var(--on-night-2); padding: 64px 0 28px; font-size: 14px; border-top: 1px solid var(--night-rule); }
.foot-grid { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 32px; }
.foot-grid h4 { color: var(--on-night); font-size: 14px; margin-bottom: 12px; }
.foot-grid ul { margin: 0; padding: 0; display: grid; gap: 8px; }
.foot-grid li { list-style: none; }
.foot-grid a { text-decoration: none; }
.foot-grid a:hover { color: var(--on-night); }
.foot-brand p { margin-top: 14px; max-width: 300px; }
.foot-legal { margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--night-rule); display: flex; gap: 20px; flex-wrap: wrap; justify-content: space-between; font-size: 12px; }
.foot-legal span { display: inline-flex; gap: 16px; flex-wrap: wrap; }

/* ---------- 站内搜索 ---------- */
.search { position: fixed; inset: 0; z-index: 90; background: rgba(11, 21, 36, .62); padding: 10vh 16px 16px; }
.search[hidden] { display: none; }
.search-box { max-width: 640px; margin: 0 auto; background: var(--surface); border-radius: 12px; overflow: hidden; box-shadow: 0 30px 80px rgba(0, 0, 0, .35); }
.search-box label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.search-box input { width: 100%; border: 0; border-bottom: 1px solid var(--rule); font: inherit; font-size: 17px; padding: 18px 20px; color: var(--ink); background: var(--surface); }
.search-box input:focus { outline: none; }
.search-results { list-style: none; margin: 0; padding: 8px; max-height: 50vh; overflow-y: auto; }
.search-results li a { display: grid; grid-template-columns: 1fr auto; gap: 12px; padding: 10px 12px; border-radius: var(--r); text-decoration: none; }
.search-results li a[aria-selected="true"], .search-results li a:hover { background: var(--paper); }
.search-results li a span { font-size: 12px; color: var(--ink-2); }
.search-empty { padding: 16px 20px; color: var(--ink-2); font-size: 14px; }
.search-hint { padding: 10px 20px; border-top: 1px solid var(--rule); font-size: 12px; color: var(--ink-2); }
.search-hint kbd { border-color: var(--rule); }

/* 网格子元素允许收缩，宽表格在自己的容器里横向滚动，不撑宽整页 */
.hero-grid > *, .split > *, .gov-wrap > *, .arch > *, .contact > *, .cta-band .wrap > *,
.industry > *, .industry-cols > *, .planner > *, .sec-head > *, .case-grid > *, .modes > *,
.reports > *, .configs > *, .promises > *, .modules > *, .case-item > *, .clause > *, .arch-stack > * { min-width: 0; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .primary, .search-btn kbd { display: none; }
  .burger { display: block; }
  .hero-grid, .split, .gov-wrap, .arch, .contact, .cta-band .wrap { grid-template-columns: 1fr; }
  .cta-band .cta-row { justify-content: flex-start; }
  .arch-detail { position: static; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .compliance { grid-template-columns: repeat(2, 1fr); }
  .industry { grid-template-columns: 1fr; gap: 20px; }
}
@media (min-width: 1081px) { .mobile-nav { display: none !important; } }
@media (max-width: 860px) {
  .band { padding: 64px 0; }
  .reports, .configs, .promises, .case-grid, .modules, .modes, .loop-notes, .planner, .industry-cols { grid-template-columns: 1fr; }
  .report, .config, .promise, .case-grid > div, .planner form { border-right: 0; border-bottom: 1px solid var(--rule); }
  .clause { grid-template-columns: 48px 1fr; }
  .clause .ans { grid-column: 2; }
  .case-item { grid-template-columns: 56px 1fr; }
  .case-item > :nth-child(3), .case-item > :nth-child(4) { grid-column: 2; }
  .tiles { grid-template-columns: repeat(2, 1fr); }
  .tile:nth-child(2n) { border-right: 0; }
  .docs { grid-template-columns: 1fr; }
  .doc:nth-child(odd), .doc:nth-child(even) { padding-left: 0; padding-right: 0; border-left: 0; }
  .tl-legend { grid-template-columns: repeat(2, 1fr); }
  .eco-row { grid-template-columns: 1fr; gap: 8px; }
}
@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  .hero { padding: 48px 0 56px; }
  .hero-facts { grid-template-columns: 1fr; }
  .hero-facts > div { padding: 12px 0; border-bottom: 1px solid var(--night-rule); }
  .form { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; }
  .compliance { grid-template-columns: 1fr; }
  .search-btn span { display: none; }
  .search-btn { height: 40px; width: 40px; justify-content: center; padding: 0; }
  .header-actions .btn-seal { display: none; }
  .tl-seg span { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}