:root {
  --color-bg: #f5f7fb;
  --color-surface: #ffffff;
  --color-surface-alt: #eef3fa;
  --color-surface-dark: #0f172a;
  --color-text: #0f172a;
  --color-text-muted: #475569;
  --color-text-subtle: #64748b;
  --color-border: rgba(15, 23, 42, 0.12);
  --color-border-strong: rgba(15, 23, 42, 0.2);
  --color-accent: #2563eb;
  --color-accent-soft: rgba(37, 99, 235, 0.08);
  --color-risk: #c2410c;
  --shadow-soft: 0 20px 60px rgba(15, 23, 42, 0.08);
  --radius-card: 24px;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;
  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --transition-base: 220ms ease;
  --transition-slow: 360ms ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top right, rgba(37, 99, 235, 0.09), transparent 28%),
    linear-gradient(180deg, #fbfcfe 0%, var(--color-bg) 40%, #edf2f8 100%);
  color: var(--color-text);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
}

.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 512px 512px;
}

.fade-in-section {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.fade-in-section.visible {
  opacity: 1;
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2rem;
  backdrop-filter: blur(18px);
  background: rgba(245, 247, 251, 0.78);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.site-header.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04);
}

.site-logo,
.footer-logo {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.28em;
  text-decoration: none;
}

.header-cta,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.875rem;
  padding: 0.8rem 1.35rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
}

.header-cta,
.btn-primary {
  background: var(--color-surface-dark);
  color: #ffffff;
  box-shadow: 0 14px 28px rgba(15, 23, 42, 0.18);
}

.header-cta:hover,
.btn-primary:hover {
  transform: translateY(-1px);
}

.hero,
.section,
.section-cta,
.site-footer {
  width: min(1200px, calc(100% - 2rem));
  margin: 0 auto;
}

.hero {
  padding: var(--space-4xl) 0 var(--space-3xl);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.24fr) minmax(360px, 0.76fr);
  gap: var(--space-3xl);
  align-items: center;
}

.section-label {
  display: inline-block;
  margin-bottom: var(--space-md);
  color: var(--color-accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-headline,
.section-headline,
.cta-headline {
  margin: 0;
  color: var(--color-text);
  letter-spacing: -0.04em;
  line-height: 1.02;
}

.hero-headline {
  font-size: clamp(2.35rem, 5.2vw, 4.3rem);
  max-width: 14ch;
}

.hero-headline-nowrap {
  white-space: nowrap;
}

.hero-subheadline,
.section-body,
.cta-subheadline,
.card-copy,
.faq-answer p,
.footer-tagline {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  line-height: 1.72;
}

.hero-subheadline {
  max-width: 62ch;
  margin: var(--space-lg) 0 0;
}

.hero-actions {
  margin: var(--space-xl) 0;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
  margin: 0;
  padding: 0;
  list-style: none;
}

.proof-strip li {
  padding: 1rem 1.1rem;
  border: 1px solid var(--color-border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.5;
  text-transform: uppercase;
}

.hero-visual {
  position: relative;
}

.terminal-card,
.offer-card,
.terms-card,
.method-card,
.example-card,
.insight-card,
.metric-card,
.trust-card,
.cta-shell,
.architecture-visual,
.faq-item {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
}

.terminal-card {
  overflow: hidden;
}

.terminal-bar {
  display: flex;
  gap: 0.4rem;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--color-border);
  background: rgba(15, 23, 42, 0.03);
}

.terminal-bar span {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.18);
}

.terminal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  padding: 1rem;
}

.terminal-panel {
  min-width: 0;
  padding: 0.9rem;
  border-radius: 18px;
  background: #f8fafc;
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.terminal-panel-accent {
  background: linear-gradient(180deg, rgba(37, 99, 235, 0.09), rgba(37, 99, 235, 0.04));
}

.terminal-label,
.metric-label,
.card-kicker,
.arch-title,
.cta-support {
  display: block;
  color: var(--color-text-subtle);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 0.75rem;
  padding: 0.78rem 0;
  border-bottom: 1px solid rgba(15, 23, 42, 0.07);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.metric-row:last-child {
  border-bottom: none;
}

.metric-row span {
  min-width: 0;
}

.metric-row strong {
  color: var(--color-text);
  font-size: 0.88rem;
  line-height: 1.35;
  white-space: nowrap;
}

.terminal-footer {
  padding: 0 1.2rem 1.2rem;
  color: var(--color-text-subtle);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.section {
  padding: var(--space-4xl) 0;
}

.section-intro {
  margin-bottom: var(--space-2xl);
}

.section-intro.narrow {
  max-width: 62rem;
}

.section-headline {
  font-size: clamp(2.2rem, 5vw, 4rem);
  max-width: 18ch;
}

.section-body {
  max-width: 64ch;
  margin-top: var(--space-lg);
}

.card-grid,
.metric-grid,
.trust-grid {
  display: grid;
  gap: var(--space-lg);
}

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

.metric-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.insight-card,
.metric-card,
.trust-card,
.offer-card,
.terms-card,
.method-card,
.example-card {
  padding: 1.5rem;
}

.card-title {
  margin: 0.65rem 0 0.9rem;
  font-size: 1.3rem;
  line-height: 1.25;
}

.metric-card {
  min-height: 180px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.metric-value {
  display: block;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: clamp(1.3rem, 1.7vw, 2.35rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.04em;
  white-space: nowrap;
}

.compare-stack {
  display: grid;
  gap: 1rem;
}

.compare-row {
  padding: 1rem 1.05rem;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 16px;
  background: rgba(248, 250, 252, 0.9);
}

.compare-label {
  display: block;
  margin-bottom: 0.55rem;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.compare-copy {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.65;
}

.proof-layout,
.offer-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.9fr);
  gap: var(--space-3xl);
  align-items: center;
}

.outcome-list,
.feature-list {
  margin: var(--space-lg) 0 0;
  padding-left: 1.25rem;
  color: var(--color-text-muted);
}

.outcome-list li,
.feature-list li {
  margin-bottom: 0.95rem;
  line-height: 1.65;
}

.architecture-visual {
  align-self: center;
  padding: 1.5rem;
  display: grid;
  gap: 1rem;
  background:
    linear-gradient(180deg, rgba(37, 99, 235, 0.05), rgba(255, 255, 255, 0.95));
}

.arch-box {
  padding: 1.2rem;
  border-radius: 18px;
  background: rgba(15, 23, 42, 0.04);
}

.arch-box-safe {
  background: rgba(37, 99, 235, 0.06);
}

.arch-node {
  margin-top: 0.8rem;
  padding: 0.9rem 1rem;
  border-radius: 14px;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.arch-risk {
  border-color: rgba(194, 65, 12, 0.22);
  background: rgba(194, 65, 12, 0.05);
}

.arch-arrow {
  color: var(--color-text-subtle);
  font-family: var(--font-mono);
  text-align: center;
}

.terms-list {
  margin: 1rem 0 1.5rem;
}

.terms-list div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}

.terms-list dt,
.terms-list dd {
  margin: 0;
}

.terms-list dt {
  color: var(--color-text-subtle);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
}

.terms-list dd {
  color: var(--color-text);
  font-weight: 600;
  text-align: right;
}

.faq-list {
  display: grid;
  gap: 1rem;
}

.faq-item {
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.35rem 1.5rem;
  border: 0;
  background: transparent;
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.faq-icon {
  flex-shrink: 0;
  font-family: var(--font-mono);
  color: var(--color-accent);
  font-size: 1.2rem;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-base);
}

.faq-item.open .faq-answer {
  max-height: 240px;
  padding: 0 1.5rem 1.35rem;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.section-cta {
  padding: 0 0 var(--space-5xl);
}

.cta-shell {
  padding: clamp(2rem, 4vw, 3.2rem);
  background:
    linear-gradient(135deg, rgba(15, 23, 42, 0.98), rgba(30, 41, 59, 0.96));
  color: #ffffff;
}

.section-cta .section-label,
.cta-shell .cta-headline,
.cta-shell .cta-subheadline,
.cta-support {
  color: #ffffff;
}

.cta-shell .section-label {
  color: rgba(191, 219, 254, 0.98);
}

.cta-subheadline {
  max-width: 60ch;
  margin: var(--space-lg) 0 var(--space-xl);
  color: rgba(255, 255, 255, 0.82);
}

.cta-support {
  margin-top: 1rem;
}

.cta-break {
  display: block;
  height: 1rem;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: var(--space-lg);
  padding: 0 0 var(--space-4xl);
}

.booking-page {
  padding-top: 0.5rem;
}

.booking-hero {
  padding-top: var(--space-3xl);
}

.booking-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: center;
}

.booking-headline {
  max-width: 11ch;
}

.booking-subheadline {
  max-width: 58ch;
}

.booking-points {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin: var(--space-xl) 0 0;
  padding: 0;
  list-style: none;
}

.booking-points li {
  padding: 0.9rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.82);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
}

.booking-sidecard {
  display: flex;
  justify-content: flex-end;
  align-items: stretch;
}

.booking-status-card,
.booking-embed-shell {
  width: 100%;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
}

.booking-status-card {
  max-width: 360px;
  padding: 1.3rem;
}

.booking-embed-shell {
  padding: clamp(1.25rem, 3vw, 2rem);
}

.booking-embed-shell-centered {
  max-width: 760px;
  margin: 0 auto;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.booking-embed-shell-compact {
  max-width: 520px;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.booking-section-headline {
  max-width: 15ch;
}

.booking-embed-header {
  margin-bottom: var(--space-xl);
}

.booking-embed-frame {
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 18px;
  background: #ffffff;
  overflow: hidden;
}

.cal-inline-wrapper {
  width: 100%;
  min-height: 640px;
  overflow: auto;
}

.cal-inline-wrapper-compact {
  min-height: 760px;
}

.booking-next-steps {
  display: grid;
  gap: var(--space-xl);
}

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

.booking-step-card {
  min-height: 220px;
  padding: 1.7rem;
  border: 1px solid rgba(15, 23, 42, 0.1);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.05);
}

.booking-step-card .card-kicker {
  color: var(--color-text-subtle);
}

.booking-step-card .card-title {
  margin-top: 0.9rem;
  margin-bottom: 0.85rem;
  font-size: 1.22rem;
}

.booking-step-card .card-copy {
  max-width: 34ch;
  color: var(--color-text-muted);
}

.is-hidden {
  display: none;
}

.footer-tagline {
  max-width: 32rem;
  margin-top: 0.8rem;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.footer-nav-link {
  color: var(--color-text-muted);
  text-decoration: none;
}

.footer-nav-link:hover {
  color: var(--color-text);
}

.legal-page {
  width: min(820px, calc(100% - 2rem));
  margin: 0 auto;
  padding: var(--space-4xl) 0;
}

.legal-content {
  padding-top: var(--space-xl);
}

.legal-content h1,
.legal-content h2 {
  color: var(--color-text);
  letter-spacing: -0.03em;
}

.legal-content h1 {
  font-size: clamp(2rem, 5vw, 3rem);
}

.legal-content h2 {
  margin-top: 2rem;
  font-size: 1.35rem;
}

.legal-content p,
.legal-content ul,
.legal-updated {
  color: var(--color-text-muted);
  line-height: 1.75;
}

.legal-link {
  text-underline-offset: 2px;
}

@media (max-width: 1100px) {
  .hero-grid,
  .split-layout,
  .offer-layout,
  .proof-layout {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 767px) {
  .site-header {
    padding: 1rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .hero,
  .section,
  .section-cta,
  .site-footer {
    width: min(100% - 1.25rem, 1200px);
  }

  .hero {
    padding-top: var(--space-3xl);
  }

  .proof-strip,
  .metric-grid,
  .card-grid,
  .trust-grid,
  .booking-steps-grid {
    grid-template-columns: 1fr;
  }

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

  .booking-sidecard {
    justify-content: flex-start;
  }

  .cal-inline-wrapper {
    min-height: 700px;
  }

  .cal-inline-wrapper-compact {
    min-height: 820px;
  }

  .section-headline,
  .cta-headline {
    max-width: none;
  }

  .site-footer {
    flex-direction: column;
  }
}