* { box-sizing: border-box; }
:root {
  --ink: #10243f;
  --text: #34475e;
  --muted: #728196;
  --line: #dce8f5;
  --soft: #f5f9fe;
  --paper: #fff;
  --blue: #1688ff;
  --deep: #0a57c6;
  --cyan: #24c5ff;
  --green: #17b981;
  --orange: #ff9b2f;
  --red: #ff6372;
  --shadow: 0 16px 36px rgba(28, 77, 134, 0.11);
}
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: #eef5fc;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
}
button, input, textarea, select { font: inherit; }
button { cursor: pointer; border: 0; }
a { color: inherit; text-decoration: none; }
.site-body {
  background:
    linear-gradient(180deg, #eff7ff 0%, #fff 42%, #f4f8fd 100%);
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  min-height: 72px;
  padding: 0 max(26px, calc((100vw - 1180px) / 2));
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(215, 230, 246, 0.9);
  backdrop-filter: blur(16px);
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 220px;
}
.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  color: #fff;
  font-weight: 900;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 14px 24px rgba(22, 136, 255, 0.22);
}
.brand strong { display: block; font-size: 18px; line-height: 1.2; }
.brand small { color: var(--muted); font-size: 12px; }
.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  color: #3e526a;
  font-weight: 800;
}
.site-nav a { position: relative; line-height: 72px; }
.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.18s ease;
}
.site-nav a:hover { color: #0d66c3; }
.site-nav a:hover::after { transform: scaleX(1); }
.site-actions { display: flex; gap: 10px; align-items: center; }
.btn {
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 16px;
  border-radius: 8px;
  border: 1px solid #d6e5f6;
  background: #fff;
  color: #185d9f;
  font-weight: 900;
  white-space: nowrap;
}
.btn.primary {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 12px 24px rgba(22, 136, 255, 0.22);
}
.btn.dark {
  color: #fff;
  border-color: transparent;
  background: #10243f;
}
.btn.green {
  color: #fff;
  border-color: transparent;
  background: var(--green);
}
.btn.text {
  padding: 0 4px;
  border: 0;
  background: transparent;
  color: #126ccc;
}
.site-main { overflow: hidden; }
.site-section {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  padding: 72px 0;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  gap: 42px;
  align-items: center;
  min-height: 610px;
  padding-top: 18px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #0d72d8;
  font-size: 14px;
  font-weight: 900;
}
.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
}
.hero-title {
  margin: 16px 0 16px;
  font-size: 48px;
  line-height: 1.12;
  letter-spacing: 0;
}
.hero-copy {
  max-width: 650px;
  margin: 0;
  color: #5b6c81;
  font-size: 17px;
  line-height: 1.9;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.hero-proof {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 30px;
}
.proof-item {
  padding: 15px;
  border: 1px solid #dae9f7;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
}
.proof-item b { display: block; font-size: 22px; }
.proof-item span { color: var(--muted); font-size: 13px; }
.product-visual {
  border: 1px solid #d9e9f8;
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.visual-top {
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  border-bottom: 1px solid #e1edf8;
  background: #f7fbff;
}
.visual-dots { display: flex; gap: 6px; }
.visual-dots i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #c7d5e5;
}
.visual-dots i:first-child { background: var(--red); }
.visual-dots i:nth-child(2) { background: var(--orange); }
.visual-dots i:nth-child(3) { background: var(--green); }
.visual-content {
  display: grid;
  grid-template-columns: 160px 1fr;
  min-height: 390px;
}
.visual-menu {
  padding: 16px;
  border-right: 1px solid #e1edf8;
  background: #f8fbff;
}
.visual-menu span {
  display: block;
  height: 34px;
  margin-bottom: 9px;
  padding: 8px 10px;
  border-radius: 8px;
  color: #66809c;
  background: #fff;
  font-size: 12px;
  font-weight: 800;
}
.visual-menu span.active {
  color: #0f6ecf;
  background: #eaf5ff;
}
.visual-panel { padding: 18px; }
.visual-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.visual-card {
  padding: 12px;
  min-height: 82px;
  border-radius: 8px;
  border: 1px solid #e0ecf8;
  background: #fff;
}
.visual-card span { color: var(--muted); font-size: 12px; }
.visual-card b { display: block; margin-top: 6px; font-size: 22px; }
.pipeline {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}
.pipe-row {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 12px;
  border: 1px solid #e0ecf8;
  border-radius: 8px;
  background: #fff;
}
.pipe-no {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  background: var(--blue);
  font-weight: 900;
}
.pipe-row strong { display: block; font-size: 14px; }
.pipe-row small { color: var(--muted); }
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}
.section-head h2 {
  margin: 8px 0 0;
  font-size: 34px;
  letter-spacing: 0;
}
.section-head p {
  max-width: 650px;
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.feature-card {
  min-height: 210px;
  padding: 22px;
  border: 1px solid #dfeaf6;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(28, 77, 134, 0.07);
}
.feature-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  font-weight: 900;
}
.feature-card h3 { margin: 16px 0 9px; font-size: 19px; }
.feature-card p { margin: 0; color: var(--muted); line-height: 1.75; }
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.step {
  position: relative;
  padding: 20px;
  border: 1px solid #dfeaf6;
  border-radius: 8px;
  background: #fff;
}
.step b { display: block; color: var(--blue); font-size: 22px; }
.step strong { display: block; margin-top: 12px; font-size: 18px; }
.step span { display: block; margin-top: 8px; color: var(--muted); line-height: 1.65; font-size: 14px; }
.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.plan {
  padding: 22px;
  border: 1px solid #dbe8f6;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(28, 77, 134, 0.07);
}
.plan.highlight {
  border-color: #b9dcff;
  background: linear-gradient(180deg, #eff8ff, #fff 48%);
}
.plan h3 { margin: 0 0 8px; font-size: 22px; }
.price { margin: 10px 0 14px; color: var(--deep); font-size: 26px; font-weight: 900; }
.plan ul {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: #56677c;
}
.plan li::before { content: "· "; color: var(--blue); font-weight: 900; }
.site-footer {
  padding: 34px max(24px, calc((100vw - 1180px) / 2));
  color: #66809b;
  background: #10243f;
}
.site-footer strong { color: #fff; }

.admin-app {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 282px 1fr;
}
.admin-side {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 22px 16px;
  border-right: 1px solid var(--line);
  background: #fff;
  overflow-y: auto;
}
.admin-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.admin-brand strong { display: block; font-size: 17px; line-height: 1.25; }
.admin-brand small { color: var(--muted); }
.admin-nav { display: grid; gap: 7px; }
.nav-title {
  min-height: 30px;
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 14px 0 4px;
  padding: 0 10px;
  border-left: 3px solid var(--blue);
  border-radius: 6px;
  background: #eef6ff;
  color: #2f6193;
  font-size: 13px;
  font-weight: 900;
}
.admin-nav a {
  min-height: 48px;
  display: grid;
  align-content: center;
  padding: 8px 12px;
  border-radius: 8px;
  color: #52647b;
  font-weight: 900;
}
.admin-nav a small {
  display: block;
  margin-top: 3px;
  color: #8b99aa;
  font-weight: 700;
}
.admin-nav a.active, .admin-nav a:hover {
  color: #116dcc;
  background: #edf6ff;
}
.admin-main {
  min-width: 0;
  padding: 20px 22px 42px;
}
.admin-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 16px;
}
.admin-top h1 {
  margin: 4px 0 0;
  font-size: 28px;
  letter-spacing: 0;
}
.admin-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.notice {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 16px;
  margin-bottom: 16px;
  border: 1px solid #cfe5ff;
  border-radius: 8px;
  background: #f0f8ff;
}
.notice p { margin: 0; color: #4f6b87; line-height: 1.6; }
.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}
.metric {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(28, 77, 134, 0.07);
}
.metric span { color: var(--muted); font-size: 13px; }
.metric b { display: block; margin-top: 6px; font-size: 25px; }
.metric small { color: var(--green); }
.admin-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 14px;
  margin-bottom: 16px;
}
.panel {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(28, 77, 134, 0.07);
}
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}
.panel h2 { margin: 0; font-size: 20px; }
.panel p { margin: 0; color: var(--muted); line-height: 1.65; }
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.table th {
  padding: 11px 10px;
  color: #63748a;
  background: #f4f8fc;
  text-align: left;
}
.table td {
  padding: 13px 10px;
  border-bottom: 1px solid #edf2f8;
  color: #31465c;
}
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  color: #116dcc;
  background: #eaf5ff;
  font-size: 12px;
  font-weight: 900;
}
.tag.green { color: #12805e; background: #e9fbf4; }
.tag.orange { color: #a45c00; background: #fff3df; }
.tag.red { color: #b42335; background: #fff0f2; }
.split-list {
  display: grid;
  gap: 10px;
}
.list-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border: 1px solid #e1edf8;
  border-radius: 8px;
  background: #fbfdff;
}
.list-item strong { display: block; }
.list-item span { color: var(--muted); font-size: 13px; }
.progress {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #eaf1f8;
}
.progress i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
}
.module-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.module {
  padding: 16px;
  border: 1px solid #dfeaf6;
  border-radius: 8px;
  background: #fff;
}
.module h3 { margin: 0 0 8px; font-size: 17px; }
.module p { margin: 0 0 12px; color: var(--muted); line-height: 1.65; }
.app-market {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.app-card {
  display: grid;
  gap: 14px;
  min-height: 250px;
  padding: 18px;
  border: 1px solid #dbe8f6;
  border-radius: 8px;
  background: linear-gradient(180deg, #fff, #fafdff);
  box-shadow: 0 12px 26px rgba(28, 77, 134, 0.07);
}
.app-card.featured {
  border-color: #b7dcff;
  background: linear-gradient(180deg, #eef8ff, #fff 56%);
}
.app-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.app-card h3 {
  margin: 0 0 7px;
  font-size: 18px;
}
.app-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}
.app-icon {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 8px;
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  font-weight: 900;
}
.price-ladder {
  display: grid;
  gap: 8px;
  padding: 12px;
  border-radius: 8px;
  background: #f5f9fe;
}
.price-line {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: #5d6f85;
  font-size: 13px;
}
.price-line b {
  color: var(--ink);
  font-size: 14px;
}
.app-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-top: auto;
}
.mini-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 14px;
}
.mini-tabs span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  color: #42607e;
  background: #edf5fd;
  font-size: 13px;
  font-weight: 900;
}
.mini-tabs span.active {
  color: #fff;
  background: var(--blue);
}
@media (max-width: 1100px) {
  .site-header { align-items: flex-start; padding: 16px 24px; flex-direction: column; }
  .site-nav { flex-wrap: wrap; gap: 14px; justify-content: flex-start; }
  .site-nav a { line-height: 24px; }
  .site-actions { width: 100%; }
  .hero-grid, .admin-grid { grid-template-columns: 1fr; }
  .feature-grid, .plan-grid, .steps, .metric-grid, .app-market { grid-template-columns: repeat(2, 1fr); }
  .admin-app { grid-template-columns: 1fr; }
  .admin-side { position: static; height: auto; }
}
@media (max-width: 720px) {
  .site-section { width: min(100% - 28px, 1180px); padding: 44px 0; }
  .hero-title { font-size: 34px; }
  .hero-proof, .feature-grid, .plan-grid, .steps, .metric-grid, .module-grid, .app-market { grid-template-columns: 1fr; }
  .visual-content { grid-template-columns: 1fr; }
  .visual-menu { display: none; }
  .admin-main { padding: 16px 14px 34px; }
  .admin-top, .notice { align-items: flex-start; flex-direction: column; }
  .table { min-width: 680px; }
  .panel { overflow-x: auto; }
}