:root {
  --bg: #f6f1e8;
  --panel: rgba(255, 255, 255, 0.78);
  --panel-strong: #fffaf3;
  --ink: #1e1b16;
  --muted: #665f57;
  --line: rgba(30, 27, 22, 0.1);
  --accent: #ea7c2b;
  --accent-soft: #ffd9bf;
  --shadow: 0 24px 64px rgba(36, 24, 12, 0.12);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --container: 1200px;
  --font-display: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-body: "IBM Plex Sans", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  background:
    radial-gradient(circle at top left, rgba(234, 124, 43, 0.12), transparent 32%),
    radial-gradient(circle at top right, rgba(163, 214, 197, 0.18), transparent 24%),
    linear-gradient(180deg, #fbf8f2 0%, #f4ede2 100%);
  min-height: 100vh;
}

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

button,
input,
textarea,
select {
  font: inherit;
}

pre,
code {
  font-family: "SFMono-Regular", "JetBrains Mono", Consolas, monospace;
}

.site-shell {
  min-height: 100vh;
}

.site-header,
.site-footer,
.main-content {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 16px;
  padding: 16px 20px;
  border: 1px solid var(--line);
  border-radius: 999px;
  backdrop-filter: blur(14px);
  background: rgba(255, 249, 242, 0.78);
  box-shadow: 0 10px 30px rgba(55, 34, 20, 0.06);
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-lockup strong,
.section-heading h1,
.section-heading h2,
.hero-copy h1,
.pricing-card h2,
.feature-card h3,
.faq-card h3,
.dashboard-card h2,
.login-panel h1,
.benefit-card h2 {
  font-family: var(--font-display);
}

.brand-lockup span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: linear-gradient(135deg, #1d1b18 0%, #614126 100%);
  color: white;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.main-nav,
.header-actions,
.locale-switch,
.hero-actions,
.hero-proof,
.dashboard-actions,
.pricing-top,
.docs-row,
.table-row {
  display: flex;
  align-items: center;
}

.main-nav {
  gap: 18px;
  color: var(--muted);
  font-size: 15px;
}

.main-nav a:hover,
.footer-links a:hover,
.locale-switch a:hover {
  color: var(--ink);
}

.header-actions {
  gap: 14px;
}

.locale-switch {
  gap: 10px;
  padding: 6px;
  border-radius: 999px;
  background: rgba(30, 27, 22, 0.05);
}

.locale-switch a {
  padding: 6px 10px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
}

.locale-switch .locale-active {
  background: white;
  color: var(--ink);
  box-shadow: 0 6px 16px rgba(30, 27, 22, 0.08);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-dark {
  background: #1f1c18;
  color: white;
  box-shadow: 0 12px 24px rgba(31, 28, 24, 0.18);
}

.button-light {
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink);
  border-color: var(--line);
}

.button-small {
  min-height: 40px;
  padding: 0 14px;
}

.main-content {
  padding: 28px 0 48px;
}

.page-stack {
  display: grid;
  gap: 24px;
}

.hero-panel,
.section-panel,
.pricing-card,
.docs-card,
.dashboard-card,
.login-panel,
.benefit-card,
.faq-card,
.feature-card,
.step-card,
.stat-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.hero-panel,
.section-panel,
.login-shell,
.pricing-grid,
.docs-layout,
.dashboard-grid,
.card-grid,
.steps-grid,
.stats-grid,
.faq-grid {
  display: grid;
  gap: 20px;
}

.hero-panel {
  grid-template-columns: 1.2fr 0.8fr;
  padding: 42px;
  min-height: 520px;
  overflow: hidden;
}

.hero-copy,
.hero-stage,
.pricing-card,
.docs-card,
.dashboard-card,
.login-panel,
.benefit-card,
.faq-card,
.feature-card,
.step-card,
.stat-card {
  position: relative;
}

.hero-copy h1,
.section-heading h1 {
  margin: 0;
  font-size: clamp(2.8rem, 5vw, 5rem);
  line-height: 0.96;
  max-width: 12ch;
}

.hero-description,
.section-heading p,
.pricing-summary,
.billing-copy,
.legal-copy,
.feature-card p,
.faq-card p,
.step-card p,
.docs-row p,
.table-row p,
.login-panel p,
.benefit-card p,
.stage-card p {
  color: var(--muted);
  line-height: 1.65;
}

.hero-actions {
  gap: 14px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.hero-proof {
  gap: 18px;
  margin-top: 18px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 14px;
}

.hero-stage {
  align-content: end;
}

.stage-card {
  padding: 24px;
  border-radius: 28px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.8);
}

.stage-card + .stage-card {
  margin-top: 16px;
}

.stage-card-primary {
  background:
    linear-gradient(155deg, rgba(255, 231, 212, 0.95) 0%, rgba(255, 255, 255, 0.88) 100%);
}

.stage-label,
.eyebrow,
.card-kicker {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
  font-weight: 700;
}

.stage-stat {
  margin-top: 12px;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1;
  font-weight: 700;
}

.stage-mini-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.stage-mini-grid span {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(30, 27, 22, 0.05);
  font-size: 14px;
}

.section-panel,
.docs-card,
.dashboard-card,
.login-panel,
.benefit-card,
.pricing-card,
.faq-card,
.feature-card,
.step-card,
.stat-card {
  padding: 28px;
}

.hero-tight .section-heading h1 {
  max-width: none;
  font-size: clamp(2.4rem, 4vw, 4rem);
}

.section-panel-accent {
  background:
    linear-gradient(145deg, rgba(255, 235, 221, 0.8) 0%, rgba(255, 249, 242, 0.86) 100%);
}

.section-heading {
  display: grid;
  gap: 8px;
}

.section-heading.compact h2 {
  margin: 0;
  font-size: 1.6rem;
}

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

.card-grid-three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card h3,
.faq-card h3,
.step-card h3 {
  margin: 14px 0 8px;
  font-size: 1.3rem;
}

.steps-grid,
.stats-grid,
.faq-grid,
.pricing-grid,
.docs-layout,
.dashboard-grid,
.login-shell {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: rgba(234, 124, 43, 0.15);
  color: var(--accent);
  font-weight: 700;
}

.stat-card {
  gap: 10px;
}

.stat-card strong {
  display: block;
  font-size: 2rem;
}

.stat-card span {
  color: var(--muted);
}

.pricing-card {
  display: grid;
  gap: 16px;
  align-content: start;
}

.pricing-card-highlight {
  background:
    linear-gradient(155deg, rgba(255, 225, 197, 0.88) 0%, rgba(255, 250, 243, 0.95) 100%);
}

.pricing-top {
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
}

.price-line {
  text-align: right;
}

.price-line strong {
  display: block;
  font-size: 2.4rem;
}

.price-line span {
  color: var(--muted);
}

.bullet-list,
.number-list {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.8;
}

.number-list {
  display: grid;
  gap: 18px;
}

.number-list li strong {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
}

.docs-card pre,
.feature-card pre {
  margin: 14px 0;
  padding: 16px;
  overflow: auto;
  border-radius: 18px;
  background: #171411;
  color: #f7f3ec;
}

.docs-table,
.table-list {
  display: grid;
  gap: 14px;
}

.docs-row,
.table-row {
  justify-content: space-between;
  gap: 20px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  align-items: flex-start;
}

.docs-row:last-child,
.table-row:last-child {
  border-bottom: 0;
}

.docs-row strong,
.table-row strong {
  display: block;
}

.docs-row span,
.table-row span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}

.login-shell {
  align-items: stretch;
}

.login-panel {
  background:
    linear-gradient(165deg, rgba(255, 249, 240, 0.96) 0%, rgba(255, 255, 255, 0.9) 100%);
}

.login-actions {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.benefit-card {
  display: grid;
  align-content: start;
}

.dashboard-top {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-end;
  margin-bottom: 24px;
}

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

.dashboard-grid {
  align-items: start;
}

.billing-card {
  background:
    linear-gradient(160deg, rgba(255, 230, 210, 0.85) 0%, rgba(255, 255, 255, 0.9) 100%);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 8px 48px;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

@media (max-width: 1100px) {
  .hero-panel,
  .card-grid-three,
  .pricing-grid,
  .docs-layout,
  .dashboard-grid,
  .faq-grid,
  .steps-grid,
  .stats-grid,
  .login-shell {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    min-height: auto;
  }
}

@media (max-width: 840px) {
  .site-header,
  .site-footer,
  .main-content {
    width: min(calc(100% - 20px), var(--container));
  }

  .site-header,
  .dashboard-top,
  .site-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .main-nav {
    flex-wrap: wrap;
  }

  .header-actions {
    justify-content: space-between;
  }

  .hero-panel,
  .section-panel,
  .pricing-card,
  .docs-card,
  .dashboard-card,
  .login-panel,
  .benefit-card,
  .faq-card,
  .feature-card,
  .step-card,
  .stat-card {
    padding: 22px;
  }

  .hero-copy h1,
  .section-heading h1 {
    font-size: clamp(2.2rem, 10vw, 3.2rem);
  }

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