/* 营销站排版参照 https://docwrite.cn/：白底、无衬线、主标题约 36px、正文 16px、宽松行距 */
:root {
  --bg: #ffffff;
  --bg-2: #f5f7fa;
  --bg-3: #eef2f7;
  --ink: #333333;
  --muted: #666666;
  --soft: #8a9199;
  --line: #e5e6eb;
  --blue: #3b82f6;
  --blue-deep: #2563eb;
  --blue-ink: #ffffff;
  --blue-soft: rgba(59, 130, 246, 0.1);
  --card: #ffffff;
  --max: 1160px;
  --nav-h: 64px;
  --radius: 10px;
  --shadow: 0 8px 28px rgba(15, 23, 42, 0.06);
  --font: "PingFang SC", "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}
* { box-sizing: border-box; }
.tpl-tag {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--blue-soft);
  color: var(--blue-deep);
  font-size: 12px;
  font-weight: 500;
  vertical-align: middle;
}
html { scroll-behavior: smooth; }
html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--ink);
}
body {
  font-family: var(--font);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.75;
  overflow: auto;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
img { max-width: 100%; }
.wrap { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; }
.muted { color: var(--muted); }
.small { font-size: 14px; line-height: 1.6; color: var(--soft); }
.kicker {
  display: block;
  letter-spacing: 0.04em;
  font-size: 14px;
  font-weight: 500;
  color: var(--blue);
  margin: 0 0 12px;
  text-transform: none;
}
.display {
  font-family: var(--font);
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.25;
  color: var(--ink);
}
h1.display {
  font-size: clamp(28px, 4vw, 36px);
  margin: 0 0 20px;
  font-weight: 700;
}
h2.display {
  font-size: clamp(24px, 3.2vw, 32px);
  margin: 0 0 14px;
  font-weight: 600;
  line-height: 1.3;
}
h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 8px;
  line-height: 1.4;
  color: var(--ink);
}

.top {
  position: sticky;
  top: 0;
  z-index: 40;
  min-height: var(--nav-h);
  height: auto;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.top .wrap {
  display: flex;
  align-items: center;
  gap: 24px;
  width: min(1240px, calc(100% - 40px));
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
}
.mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: var(--blue);
  color: #fff;
  font-family: var(--font);
  font-weight: 700;
  font-size: 18px;
  border-radius: 8px;
}
.word {
  font-weight: 600;
  font-size: 18px;
  letter-spacing: 0.02em;
  color: var(--ink);
}
.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1 1 auto;
  flex-wrap: nowrap;
  min-width: 0;
}
.nav > a, .drop > .ttl {
  padding: 8px 14px;
  border-radius: 999px;
  color: #3d3d3d;
  background: transparent;
  border: 0;
  white-space: nowrap;
  font-size: 16px;
  font-weight: 500;
}
.nav > a:hover, .drop:hover > .ttl, .nav a.on {
  color: var(--blue-deep);
  background: var(--blue-soft);
}
.drop { position: relative; }
.mega {
  display: none;
  position: absolute;
  left: 0;
  top: calc(100% + 8px);
  width: 520px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  box-shadow: var(--shadow);
}
.drop:hover .mega, .drop:focus-within .mega {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
}
.mega a {
  display: block;
  padding: 12px 14px;
  border-radius: 10px;
}
.mega a:hover { background: var(--bg-2); }
.mega b { display: block; font-size: 15px; font-weight: 600; color: var(--ink); }
.mega span { display: block; color: var(--muted); font-size: 13px; margin-top: 4px; line-height: 1.5; }
.actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.acct-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 36px;
  padding: 0 14px 0 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-2);
}
.acct-pill b { font-size: 14px; font-weight: 600; }
.acct-pill span { color: var(--blue); font-size: 13px; font-variant-numeric: tabular-nums; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.btn.gold,
.btn.primary {
  background: var(--blue);
  color: var(--blue-ink);
}
.btn.gold:hover,
.btn.primary:hover { background: var(--blue-deep); }
.btn.red { background: #ef4444; color: #fff; }
.btn.ghost {
  background: #fff;
  border-color: var(--line);
  color: var(--ink);
}
.btn.ghost:hover {
  border-color: var(--blue);
  color: var(--blue-deep);
  background: var(--blue-soft);
}
.btn.quiet { background: transparent; color: var(--muted); padding-inline: 12px; }
.btn.quiet:hover { color: var(--blue-deep); }
.burger {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
}
.burger span, .burger span:before, .burger span:after {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--ink);
  position: relative;
  margin: 0 auto;
}
.burger span:before, .burger span:after {
  content: "";
  position: absolute;
  left: 0;
}
.burger span:before { top: -5px; }
.burger span:after { top: 5px; }

.hero {
  padding: 64px 0 56px;
  background:
    linear-gradient(180deg, #f8fbff 0%, #ffffff 70%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.pills {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  margin: 4px 0 18px;
}
.pill {
  display: inline-block;
  align-self: flex-start;
  background: transparent;
  color: var(--ink);
  padding: 0;
  border-radius: 0;
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0;
}
.lead {
  font-size: 16px;
  font-weight: 300;
  color: var(--muted);
  max-width: 38em;
  line-height: 1.875;
  margin: 0;
}
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 18px; }
.os-row { display: flex; flex-wrap: wrap; gap: 10px; }
.os-chip {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 13px;
  color: var(--muted);
}
.os-chip b { color: var(--ink); font-weight: 600; }

.mock {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transform: none;
}
.mock-bar {
  height: 40px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 14px;
  background: var(--bg-2);
  color: var(--muted);
  font-size: 13px;
  border-bottom: 1px solid var(--line);
}
.dot { width: 9px; height: 9px; border-radius: 50%; background: #d1d5db; }
.dot.r { background: #f87171; }
.dot.y { background: #fbbf24; }
.dot.g { background: #34d399; }
.mock-body { display: grid; grid-template-columns: 148px 1fr; min-height: 320px; }
.mock-side {
  background: #f8fafc;
  color: var(--ink);
  padding: 12px 8px;
  font-size: 13px;
  border-right: 1px solid var(--line);
}
.mock-side div {
  opacity: 0.55;
  padding: 6px 8px;
  letter-spacing: 0.04em;
  font-size: 12px;
}
.mock-side button {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  color: inherit;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13px;
}
.mock-side button.on { background: var(--blue-soft); color: var(--blue-deep); font-weight: 500; }
.mock-paper { background: #fff; color: var(--ink); padding: 20px 22px; }
.mock-paper h4 { margin: 0 0 10px; font-size: 16px; font-weight: 600; line-height: 1.45; }
.mock-paper p { margin: 0 0 10px; font-size: 13px; line-height: 1.75; color: var(--muted); }
.stepper { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.stepper i {
  font-style: normal;
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--bg-2);
  color: var(--muted);
}
.stepper i.on { background: var(--blue-soft); color: var(--blue-deep); }

.section { padding: 72px 0; }
.section.alt { background: var(--bg-2); }
.section.tight { padding: 48px 0; }
.split {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 48px;
  align-items: start;
}
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 22px;
  min-height: 168px;
  box-shadow: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.card:hover {
  border-color: #bfdbfe;
  box-shadow: var(--shadow);
}
.card .ico {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--blue-soft);
  color: var(--blue-deep);
  margin-bottom: 14px;
  font-weight: 700;
  font-size: 14px;
}
.card .muted { font-size: 14px; line-height: 1.7; }
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.price {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.price.featured {
  border-color: var(--blue);
  background: linear-gradient(180deg, #eff6ff, #ffffff 42%);
}
.price .amt { font-size: 32px; font-weight: 700; letter-spacing: -0.02em; color: var(--ink); }
.price .amt small { font-size: 14px; color: var(--muted); font-weight: 400; }
.price ul { margin: 8px 0 18px; padding: 0 0 0 18px; color: var(--muted); flex: 1; font-size: 15px; line-height: 1.7; }
.price li { margin: 8px 0; }
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
.table th, .table td {
  text-align: left;
  padding: 14px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  line-height: 1.6;
}
.table th { color: var(--soft); font-weight: 500; font-size: 13px; }
.flow { display: grid; gap: 12px; }
.flow article {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.flow h3 { font-size: 16px; margin-bottom: 4px; }
.flow .muted { font-size: 14px; line-height: 1.7; }
.num {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--blue-soft);
  color: var(--blue-deep);
  font-weight: 700;
  font-size: 16px;
}
.platforms { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.plat {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 240px;
}
.plat .os { font-size: 20px; font-weight: 600; }
.plat .muted { font-size: 14px; line-height: 1.7; }
.tag {
  align-self: flex-start;
  font-size: 12px;
  padding: 3px 8px;
  border-radius: 999px;
  background: #ecfdf5;
  color: #059669;
}
.tag.wait { background: #eff6ff; color: var(--blue-deep); }
.tag.no { background: #fef2f2; color: #dc2626; }
.form {
  display: grid;
  gap: 12px;
  max-width: 420px;
}
.auth-shell {
  min-height: calc(100vh - 220px);
  display: grid;
  place-items: center;
  padding: 48px 16px 80px;
  background: var(--bg-2);
}
.auth-card {
  width: min(440px, 100%);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 32px 28px;
  box-shadow: var(--shadow);
}
label { display: grid; gap: 6px; font-size: 14px; color: var(--muted); }
input, select, textarea {
  width: 100%;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px 12px;
  outline: none;
  font-size: 15px;
  color: var(--ink);
}
input:focus, select:focus, textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px var(--blue-soft); }
.err { color: #dc2626; font-size: 13px; min-height: 18px; }
.qr-box {
  width: 220px;
  height: 220px;
  margin: 22px auto 8px;
  display: grid;
  place-items: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.qr-box svg, .qr-box img { width: 196px; height: 196px; display: block; }
.qr-url { display: block; margin-top: 6px; word-break: break-all; color: var(--ink); font-weight: 600; }
#qr-status { text-align: center; margin: 8px 0 4px; }
#qr-hint { text-align: center; margin-top: 0; }
#qr-refresh { display: block; margin: 8px auto 0; }
.mail-fold { margin-top: 22px; }
.mail-fold summary { cursor: pointer; color: var(--muted); font-size: 14px; }
.mail-tabs { display: flex; gap: 8px; margin: 14px 0; }
.mail-tabs button {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 6px 14px;
  cursor: pointer;
}
.mail-tabs button.on { background: #14324f; color: #fff; border-color: #14324f; }
#scan-next { display: none; margin-top: 16px; }
.ok { color: #059669; font-size: 13px; }
.faq details {
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 16px;
  color: var(--ink);
  line-height: 1.5;
}
.faq .muted { font-size: 15px; line-height: 1.8; margin-top: 8px; }
.foot {
  border-top: 1px solid var(--line);
  padding: 48px 0 28px;
  background: var(--bg-2);
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(4, 1fr);
  gap: 28px;
}
.foot h3 { font-size: 14px; margin-bottom: 12px; color: var(--ink); }
.foot a { display: block; color: var(--muted); padding: 4px 0; font-size: 14px; }
.foot a:hover { color: var(--blue-deep); }
.foot .muted { font-size: 14px; line-height: 1.75; }
.legal {
  margin-top: 28px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--soft);
  font-size: 12px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.admin-table { overflow: auto; }
.admin-table table { min-width: 760px; }
.model-list { margin: 8px 0 16px; }
.model-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}
.model-on {
  display: inline-block;
  margin-left: 6px;
  font-size: 12px;
  color: #059669;
}
.model-row .ops { white-space: nowrap; }
#plat-roles select { width: 100%; max-width: 420px; }
.tpl-tree-layout {
  display: grid;
  grid-template-columns: minmax(280px, 1.1fr) minmax(280px, 1fr);
  gap: 20px;
  margin-top: 12px;
}
@media (max-width: 900px) {
  .tpl-tree-layout { grid-template-columns: 1fr; }
}
.tpl-tree {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-2);
  padding: 8px 10px;
  max-height: 640px;
  overflow: auto;
}
.tpl-node { margin: 6px 0; }
.tpl-node > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  cursor: pointer;
  list-style: none;
  padding: 8px 10px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
}
.tpl-node > summary::-webkit-details-marker { display: none; }
.tpl-node.mid > summary { background: #f8fafc; }
.tpl-node-title { font-weight: 600; font-size: 14px; flex: 1; min-width: 0; }
.tpl-node-ops { display: flex; gap: 4px; flex-wrap: wrap; flex-shrink: 0; }
.tpl-node-ops .btn.sm { padding: 2px 8px; font-size: 12px; cursor: pointer; }
.tpl-node-body { padding: 6px 0 6px 12px; }
.tpl-leaves { list-style: none; margin: 0; padding: 0; }
.tpl-leaves li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 6px;
}
.tpl-leaves li.on { background: var(--blue-soft); }
.tpl-leaves .linkish {
  border: 0;
  background: none;
  color: var(--blue-deep);
  padding: 0;
  font: inherit;
  cursor: pointer;
  text-align: left;
}
.btn.sm { padding: 4px 10px; font-size: 12px; }
.acct-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }
.acct-tabs a {
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 14px;
  background: #fff;
}
.acct-tabs a:hover { color: var(--blue-deep); border-color: #bfdbfe; }
.acct-panel { scroll-margin-top: 88px; margin-bottom: 36px; }
.acct-panel .amt { font-size: 36px; font-weight: 700; margin: 8px 0 12px; color: var(--ink); }
.acct-panel h2 { font-size: 22px; font-weight: 600; margin: 0 0 14px; }
.inline { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.mobile-panel {
  display: none;
  position: fixed;
  inset: var(--nav-h) 0 0 0;
  background: rgba(255, 255, 255, 0.98);
  z-index: 30;
  padding: 20px;
}
.mobile-panel.open { display: block; }
.mobile-panel a, .mobile-panel button {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  color: var(--ink);
  padding: 14px 8px;
  font-size: 16px;
  border-bottom: 1px solid var(--line);
}

.narrow { max-width: 820px; }
.narrow .lead { max-width: none; }
.arch {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 14px;
  align-items: stretch;
}
.arch-col {
  border-radius: 16px;
  padding: 22px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 280px;
}
.arch-col.dim {
  background: rgba(241, 245, 249, 0.72);
  border: 1px dashed #cbd5e1;
  color: #64748b;
}
.arch-col.solid {
  background: #0f2744;
  color: #f8fafc;
  box-shadow: 0 16px 40px rgba(15, 39, 68, 0.18);
}
.arch-k { margin: 0; font-size: 13px; font-weight: 600; letter-spacing: 0.04em; }
.arch-col.dim .arch-k { color: #94a3b8; }
.arch-col.solid .arch-k { color: #93c5fd; }
.arch-node {
  border-radius: 10px;
  padding: 12px 14px;
  text-align: center;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid #e2e8f0;
}
.arch-node.cloud { background: rgba(148, 163, 184, 0.25); }
.arch-arrow {
  text-align: center;
  font-size: 13px;
  color: #94a3b8;
}
.arch-arrow::before { content: "↓ "; }
.arch-ring {
  flex: 1;
  border: 1.5px solid rgba(147, 197, 253, 0.7);
  border-radius: 999px;
  min-height: 148px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.04);
}
.arch-ring span {
  font-size: 14px;
  font-weight: 600;
}
.arch-cap { margin: 0; font-weight: 700; text-align: center; }
.arch-col .small { color: inherit; opacity: 0.82; margin: 0; }
.facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 28px;
}
.facts.three { grid-template-columns: repeat(3, 1fr); }
.facts article {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px 18px;
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 28px;
}
.steps article {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 20px 24px;
}
.table-wrap { overflow-x: auto; margin-top: 22px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.table-wrap .table { margin: 0; }
.table.compare td:last-child, .table.compare th:last-child { color: var(--blue-deep); font-weight: 600; }
.cta-band {
  padding: 72px 0 80px;
  background: #0f2744;
  color: #f8fafc;
}
.cta-band .display, .cta-band .lead { color: inherit; }
.cta-band .lead { opacity: 0.86; }
.cta-band .btn.ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,0.35); }
.lead b { color: var(--ink); font-weight: 600; }

@media (max-width: 980px) {
  .hero-grid, .split, .price-grid, .foot-grid, .mock-body, .arch, .steps, .facts.three { grid-template-columns: 1fr; }
  .cards, .platforms { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .nav { display: none; }
  .actions .quiet, .actions .ghost { display: none; }
  .burger { display: grid; place-items: center; }
  .cards, .platforms { grid-template-columns: 1fr; }
  .hero { padding-top: 40px; }
  h1.display, .pill { font-size: 28px; }
  .section { padding: 56px 0; }
  .wrap { width: min(var(--max), calc(100% - 32px)); }
}

.logo-lockup {
  height: 42px;
  width: auto;
  display: block;
}
.foot .logo-lockup { height: 36px; }
.mock-bar .logo-mark { width: 22px; height: 22px; }
.kicker .logo-lockup { height: 32px; }