:root {
  --ink: #122028;
  --muted: #5d6d78;
  --line: #d9e1e5;
  --soft: #f4f7f8;
  --panel: #ffffff;
  --brand: #0c5ea8;
  --brand-dark: #083f75;
  --accent: #f27a1a;
  --gold: #d7a63a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: Arial, "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
}

.nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 10px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-weight: 900;
  letter-spacing: 0;
}

.brand img {
  width: auto;
  height: 40px;
  max-width: 132px;
  display: block;
}

.brand strong {
  font-size: 26px;
  white-space: nowrap;
}

.links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-weight: 800;
}

.links a { white-space: nowrap; }

.nav-cta {
  border: 1px solid var(--brand);
  color: var(--brand);
  padding: 8px 14px;
}

.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 56px 24px;
}

.hero {
  background:
    linear-gradient(135deg, rgba(12, 94, 168, 0.08), rgba(242, 122, 26, 0.04)),
    linear-gradient(180deg, #f7fafb 0%, #ffffff 100%);
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 34px;
  align-items: center;
}

.hero-copy { min-width: 0; }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 13px;
}

.eyebrow::before {
  content: "";
  width: 54px;
  height: 5px;
  background: var(--gold);
  display: inline-block;
}

h1 {
  margin: 20px 0 10px;
  font-size: 58px;
  line-height: 1.08;
  letter-spacing: 0;
}

h2 {
  margin: 0 0 18px;
  font-size: 32px;
  line-height: 1.25;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  font-size: 22px;
  line-height: 1.3;
}

p {
  color: var(--muted);
  font-size: 18px;
  margin: 0 0 20px;
}

.lead {
  max-width: 820px;
}

.search-form {
  margin-top: 30px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 150px 160px;
  gap: 12px;
  max-width: 920px;
}

input[type="search"],
input[type="text"],
input[type="email"],
textarea {
  width: 100%;
  border: 1px solid #cbd5d9;
  padding: 16px 18px;
  font-size: 17px;
  min-height: 58px;
  border-radius: 0;
  color: var(--ink);
  background: #fff;
}

textarea {
  min-height: 132px;
  resize: vertical;
}

button,
.button {
  border: 0;
  background: var(--brand);
  color: #fff;
  min-height: 58px;
  padding: 0 24px;
  font-size: 17px;
  font-weight: 900;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.button-secondary {
  background: #fff;
  color: var(--brand-dark);
  border: 1px solid var(--brand);
}

.code-notice {
  margin-top: 22px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  max-width: 920px;
  border: 1px solid #cfe0ee;
  border-left: 5px solid var(--brand);
  background: #f1f7fc;
  padding: 16px 18px;
}

.notice-mark {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--brand);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  flex: 0 0 auto;
}

.code-notice strong {
  display: block;
  margin-bottom: 3px;
}

.code-notice p {
  margin: 0;
  font-size: 15px;
}

.hero-panel {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88);
  padding: 26px;
  box-shadow: 0 18px 48px rgba(15, 38, 55, 0.08);
}

.panel-title {
  color: var(--brand-dark);
  font-size: 18px;
  font-weight: 900;
  margin-bottom: 14px;
}

.hero-panel ul {
  margin: 0;
  padding: 0 0 0 18px;
  color: var(--muted);
  font-weight: 700;
}

.hero-panel li + li { margin-top: 10px; }

.section { background: #fff; }

.band {
  background: #f5f8f9;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-title {
  border-bottom: 1px solid var(--line);
  padding-bottom: 18px;
  margin-bottom: 24px;
}

.section-title span {
  display: block;
  color: var(--brand);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.section-title h2 {
  margin: 0;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.info-card {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 24px;
}

.info-card h3 { color: var(--brand-dark); }

.info-card p {
  font-size: 15px;
  margin: 0;
}

.scenario-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.scenario-list span {
  border: 1px solid #cbd5d9;
  background: #fff;
  padding: 12px 16px;
  font-weight: 800;
  color: #314551;
}

.data-protection {
  max-width: 900px;
}

.notice {
  margin-top: 26px;
  color: var(--muted);
  font-size: 15px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.result,
.detail-box,
.empty {
  border: 1px solid var(--line);
  background: #fff;
  padding: 24px;
}

.result h3 {
  margin: 0 0 8px;
  font-size: 24px;
  line-height: 1.3;
}

.meta {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  gap: 8px 18px;
  margin: 20px 0;
}

.meta dt { color: var(--muted); }

.meta dd {
  margin: 0;
  font-weight: 700;
  min-width: 0;
  word-break: break-word;
}

.price {
  color: #b7202e;
  font-weight: 900;
}

.pill {
  display: inline-block;
  border: 1px solid var(--line);
  padding: 5px 9px;
  margin: 0 6px 8px 0;
  color: var(--muted);
  font-size: 14px;
}

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding: 28px 24px;
  text-align: center;
  font-size: 14px;
  background: #fff;
}

.site-footer p {
  margin: 0 0 6px;
  font-size: 14px;
}

.site-footer .version {
  margin-top: 10px;
  font-size: 12px;
  color: #7b8a93;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    max-width: 680px;
  }

  .search-form {
    grid-template-columns: 1fr;
  }

  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 20px;
  }

  .brand img {
    height: 36px;
    max-width: 118px;
  }

  .brand strong {
    font-size: 24px;
  }

  .links {
    width: 100%;
    gap: 12px;
    flex-wrap: wrap;
  }

  .wrap {
    padding: 38px 20px;
  }

  h1 { font-size: 42px; }
  h2 { font-size: 25px; }
  p { font-size: 16px; }

  .card-grid,
  .grid {
    grid-template-columns: 1fr;
  }

  .meta {
    grid-template-columns: 96px minmax(0, 1fr);
  }

  .scenario-list span {
    width: 100%;
  }
}