@import url('https://fonts.loli.net/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --blue: #1a73e8;
  --blue-hover: #1765cc;
  --blue-soft: #e8f0fe;
  --green: #188038;
  --green-soft: #e6f4ea;
  --yellow: #fbbc04;
  --yellow-soft: #fef7e0;
  --red: #d93025;
  --red-soft: #fce8e6;
  --ink: #202124;
  --muted: #5f6368;
  --subtle: #80868b;
  --line: #dadce0;
  --soft-line: #eef0f3;
  --page: #ffffff;
  --soft: #f8fafd;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--page);
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--page);
  color: var(--ink);
  font-family: "Google Sans", Inter, "Noto Sans SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

img,
svg {
  display: block;
  max-width: 100%;
}

.container {
  width: min(100% - 48px, var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .94);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(14px);
}

.site-header.is-scrolled {
  border-bottom-color: var(--soft-line);
}

.nav-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #5f6368;
  font-size: 21px;
  font-weight: 400;
  letter-spacing: -.02em;
  white-space: nowrap;
}

.brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-links a {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
}

.nav-links a:hover {
  background: #f1f3f4;
  color: var(--ink);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 20px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  transition: background .16s ease, border-color .16s ease, box-shadow .16s ease;
}

.btn-lg {
  min-height: 48px;
  padding-inline: 26px;
  border-radius: 24px;
  font-size: 15px;
}

.btn-primary {
  border: 1px solid var(--blue);
  background: var(--blue);
  color: #fff;
}

.btn-primary:hover {
  border-color: var(--blue-hover);
  background: var(--blue-hover);
  box-shadow: 0 1px 2px rgba(26, 115, 232, .24);
}

.btn-outline {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--blue);
}

.btn-outline:hover,
.btn-text:hover {
  background: #f8fafd;
}

.btn-text {
  color: var(--blue);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 92px 0 76px;
  background:
    radial-gradient(700px 380px at 72% 8%, rgba(232, 240, 254, .98), transparent 72%),
    linear-gradient(#fff, #fff);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(420px, .92fr);
  gap: 64px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 500;
}

.google-dots {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.google-dots i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.google-dots i:nth-child(1) { background: var(--blue); }
.google-dots i:nth-child(2) { background: var(--red); }
.google-dots i:nth-child(3) { background: var(--yellow); }
.google-dots i:nth-child(4) { background: var(--green); }

.hero h1 {
  max-width: 760px;
  margin: 22px 0 0;
  color: var(--ink);
  font-size: clamp(48px, 6vw, 76px);
  line-height: 1.04;
  font-weight: 500;
  letter-spacing: -.06em;
}

.hero p {
  max-width: 690px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.hero-note {
  margin-top: 18px !important;
  color: var(--subtle) !important;
  font-size: 14px !important;
}

.hero-card {
  display: flex;
  justify-content: center;
}

.overview-card {
  width: min(100%, 460px);
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 32px;
  background: #fff;
  box-shadow: 0 18px 48px rgba(60, 64, 67, .12);
}

.overview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
}

.overview-head div {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green);
}

.overview-head strong {
  color: var(--green);
  font-size: 14px;
}

.overview-main {
  position: relative;
  min-height: 250px;
  margin-top: 28px;
  padding: 28px;
  border-radius: 28px;
  background: var(--blue-soft);
  overflow: hidden;
}

.overview-main::after {
  content: "";
  position: absolute;
  right: -52px;
  bottom: -52px;
  width: 190px;
  height: 190px;
  border-radius: 50%;
  background:
    radial-gradient(circle at center, var(--blue-soft) 0 48%, transparent 49%),
    conic-gradient(var(--blue) 0 44%, #c7d7fe 44% 100%);
}

.overview-main span {
  color: var(--blue);
  font-size: 14px;
  font-weight: 500;
}

.overview-main h2 {
  max-width: 280px;
  margin: 18px 0 0;
  color: var(--ink);
  font-size: 36px;
  line-height: 1.1;
  font-weight: 500;
  letter-spacing: -.04em;
}

.overview-main p {
  max-width: 260px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
}

.overview-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 16px;
}

.overview-stats div {
  min-height: 88px;
  padding: 14px;
  border: 1px solid var(--soft-line);
  border-radius: 20px;
  background: #fff;
}

.overview-stats strong {
  display: block;
  color: var(--ink);
  font-size: 18px;
  font-weight: 500;
}

.overview-stats span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}

.logo-strip {
  border-block: 1px solid var(--soft-line);
  background: #fff;
}

.strip-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 4vw, 42px);
  flex-wrap: wrap;
}

.strip-inner span {
  color: var(--subtle);
  font-size: 13px;
}

.strip-inner strong {
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
}

.section {
  padding: 92px 0;
}

.section.soft {
  background: var(--soft);
}

.section-head {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-head.center {
  margin-inline: auto;
  text-align: center;
}

.section-head h2,
.split h2,
.quote-card h2,
.final-panel h2 {
  margin: 12px 0 0;
  color: var(--ink);
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.12;
  font-weight: 500;
  letter-spacing: -.045em;
}

.section-head p,
.split p,
.quote-card p,
.final-panel p {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.75;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.solution-card {
  min-height: 280px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #fff;
}

.solution-card.large {
  grid-column: span 2;
}

.card-icon {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border-radius: 50%;
  font-size: 22px;
  font-weight: 500;
}

.card-icon.blue { background: var(--blue-soft); color: var(--blue); }
.card-icon.green { background: var(--green-soft); color: var(--green); }
.card-icon.yellow { background: var(--yellow-soft); color: #8f6400; }
.card-icon.red { background: var(--red-soft); color: var(--red); }

.solution-card h3,
.plan-card h3 {
  margin: 28px 0 0;
  color: var(--ink);
  font-size: 22px;
  line-height: 1.25;
  font-weight: 500;
  letter-spacing: -.025em;
}

.solution-card p,
.plan-card p,
.faq p {
  margin: 12px 0 0;
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 56px;
  align-items: center;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: flex;
  gap: 12px;
  color: var(--muted);
}

.check-list li::before {
  content: "";
  width: 10px;
  height: 10px;
  margin-top: 8px;
  flex: 0 0 10px;
  border-radius: 50%;
  background: var(--blue);
}

.admin-card {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #fff;
}

.admin-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 66px;
  padding: 0 18px;
  border-radius: 18px;
}

.admin-row + .admin-row {
  border-top: 1px solid var(--soft-line);
}

.admin-row span {
  color: var(--muted);
}

.admin-row strong {
  color: var(--green);
  font-weight: 500;
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  align-items: stretch;
}

.plan-card {
  display: flex;
  flex-direction: column;
  min-height: 470px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #fff;
}

.plan-card.featured {
  border-color: var(--blue);
  box-shadow: inset 0 0 0 1px var(--blue);
}

.plan-badge {
  align-self: flex-start;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--blue-soft);
  color: #174ea6;
  font-size: 13px;
  font-weight: 500;
}

.price {
  margin-top: 24px;
  color: var(--ink);
  font-size: 42px;
  line-height: 1;
  font-weight: 500;
  letter-spacing: -.04em;
}

.price small {
  color: var(--muted);
  font-size: 15px;
  letter-spacing: 0;
}

.plan-card ul {
  display: grid;
  gap: 12px;
  margin: 28px 0 28px;
  padding: 0;
  list-style: none;
}

.plan-card li {
  color: var(--muted);
}

.plan-card li::before {
  content: "✓";
  margin-right: 10px;
  color: var(--green);
}

.plan-card .btn {
  margin-top: auto;
}

.quote-card {
  display: grid;
  gap: 18px;
  max-width: 900px;
  margin: 0 auto;
  padding: 44px;
  border: 1px solid var(--line);
  border-radius: 32px;
  background: #fff;
  text-align: center;
}

.quote-card .btn {
  justify-self: center;
}

.faq {
  max-width: 860px;
  margin: 34px auto 0;
  display: grid;
  gap: 12px;
}

.faq details {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
  padding: 20px 22px;
}

.faq summary {
  cursor: pointer;
  color: var(--ink);
  font-size: 17px;
  font-weight: 500;
}

.final-cta {
  padding: 72px 0;
}

.final-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 44px;
  border-radius: 32px;
  background: var(--blue-soft);
}

.final-panel p {
  max-width: 620px;
}

.final-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.footer {
  border-top: 1px solid var(--soft-line);
  background: #fff;
}

.footer-inner {
  min-height: 96px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer .brand {
  font-size: 18px;
}

.footer .brand img {
  width: 28px;
  height: 28px;
}

.footer-links {
  display: flex;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

.footer-links a:hover {
  color: var(--blue);
}

@media (max-width: 980px) {
  .nav-links {
    display: none;
  }

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

  .hero-card {
    justify-content: flex-start;
  }

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

  .solution-card.large {
    grid-column: auto;
  }

  .final-panel {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 32px, var(--max));
  }

  .site-header {
    position: static;
  }

  .nav-inner {
    height: auto;
    padding: 14px 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-actions {
    width: 100%;
  }

  .nav-actions .btn {
    flex: 1;
  }

  .hero,
  .section {
    padding: 56px 0;
  }

  .hero h1 {
    font-size: 42px;
  }

  .hero p {
    font-size: 17px;
  }

  .overview-stats {
    grid-template-columns: 1fr;
  }

  .solution-card,
  .plan-card,
  .quote-card,
  .final-panel {
    padding: 24px;
    border-radius: 24px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 24px 0;
  }
}