:root {
  color-scheme: light dark;

  --bg: #f5f5f7;
  --bg-secondary: #fbfbfd;
  --surface: rgba(255, 255, 255, 0.68);
  --surface-strong: rgba(255, 255, 255, 0.82);
  --surface-soft: rgba(255, 255, 255, 0.5);
  --border: rgba(255, 255, 255, 0.55);
  --border-subtle: rgba(0, 0, 0, 0.06);

  --text: #1d1d1f;
  --text-secondary: #6e6e73;
  --text-tertiary: #8e8e93;

  --accent: #0071e3;
  --accent-hover: #005ec3;
  --accent-soft: rgba(0, 113, 227, 0.12);

  --success: #34c759;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
  --shadow-soft: 0 12px 30px rgba(0, 0, 0, 0.06);

  --radius-xl: 34px;
  --radius-lg: 26px;
  --radius-md: 18px;
  --radius-pill: 999px;

  --max-width: 1180px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0b0f;
    --bg-secondary: #111216;
    --surface: rgba(28, 28, 30, 0.62);
    --surface-strong: rgba(28, 28, 30, 0.78);
    --surface-soft: rgba(28, 28, 30, 0.48);
    --border: rgba(255, 255, 255, 0.08);
    --border-subtle: rgba(255, 255, 255, 0.08);

    --text: #f5f5f7;
    --text-secondary: #b3b3b8;
    --text-tertiary: #8e8e93;

    --accent: #2997ff;
    --accent-hover: #58adff;
    --accent-soft: rgba(41, 151, 255, 0.18);

    --shadow: 0 20px 60px rgba(0, 0, 0, 0.38);
    --shadow-soft: 0 12px 30px rgba(0, 0, 0, 0.26);
  }
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #f5f5f7;
  --bg-secondary: #fbfbfd;
  --surface: rgba(255, 255, 255, 0.68);
  --surface-strong: rgba(255, 255, 255, 0.82);
  --surface-soft: rgba(255, 255, 255, 0.5);
  --border: rgba(255, 255, 255, 0.55);
  --border-subtle: rgba(0, 0, 0, 0.06);

  --text: #1d1d1f;
  --text-secondary: #6e6e73;
  --text-tertiary: #8e8e93;

  --accent: #0071e3;
  --accent-hover: #005ec3;
  --accent-soft: rgba(0, 113, 227, 0.12);

  --shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
  --shadow-soft: 0 12px 30px rgba(0, 0, 0, 0.06);
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0b0b0f;
  --bg-secondary: #111216;
  --surface: rgba(28, 28, 30, 0.62);
  --surface-strong: rgba(28, 28, 30, 0.78);
  --surface-soft: rgba(28, 28, 30, 0.48);
  --border: rgba(255, 255, 255, 0.08);
  --border-subtle: rgba(255, 255, 255, 0.08);

  --text: #f5f5f7;
  --text-secondary: #b3b3b8;
  --text-tertiary: #8e8e93;

  --accent: #2997ff;
  --accent-hover: #58adff;
  --accent-soft: rgba(41, 151, 255, 0.18);

  --shadow: 0 20px 60px rgba(0, 0, 0, 0.38);
  --shadow-soft: 0 12px 30px rgba(0, 0, 0, 0.26);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 0%, rgba(0, 113, 227, 0.12), transparent 30%),
    radial-gradient(circle at 90% 10%, rgba(52, 199, 89, 0.08), transparent 24%),
    radial-gradient(circle at 50% 100%, rgba(175, 82, 222, 0.08), transparent 24%),
    linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg) 100%);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--accent-hover);
}

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

.hide {
  display: none !important;
}

.container {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg-secondary) 72%, transparent);
  backdrop-filter: blur(22px) saturate(150%);
  -webkit-backdrop-filter: blur(22px) saturate(150%);
  border-bottom: 1px solid var(--border-subtle);
}

.nav {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.brand:hover {
  color: var(--text);
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, #9ad8ff 0%, #2997ff 45%, #0071e3 100%);
  box-shadow: 0 12px 26px rgba(0, 113, 227, 0.28);
  color: white;
  display: grid;
  place-items: center;
  font-size: 1rem;
  font-weight: 800;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

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

.nav-links a {
  color: var(--text);
  padding: 10px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  transition: 0.18s ease;
}

.nav-links a:hover,
.nav-links a.active {
  background: var(--surface-soft);
  color: var(--text);
}

.controls {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.segmented {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
  border-radius: var(--radius-pill);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
}

.segmented button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--text-secondary);
  min-height: 36px;
  min-width: 44px;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  transition: 0.18s ease;
}

.segmented button.active {
  background: var(--surface-strong);
  color: var(--text);
  box-shadow: var(--shadow-soft);
}

main {
  overflow: clip;
}

.hero {
  padding: 72px 0 44px;
}

.hero-card {
  position: relative;
  overflow: hidden;
  border-radius: 42px;
  padding: 72px 38px 42px;
  background: linear-gradient(
      180deg,
      color-mix(in srgb, var(--surface-strong) 92%, transparent),
      color-mix(in srgb, var(--surface) 88%, transparent)
    );
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(26px) saturate(160%);
  -webkit-backdrop-filter: blur(26px) saturate(160%);
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: -20% auto auto -10%;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 113, 227, 0.18), transparent 70%);
  pointer-events: none;
}

.hero-card::after {
  content: "";
  position: absolute;
  inset: auto -8% -14% auto;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(52, 199, 89, 0.12), transparent 70%);
  pointer-events: none;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: var(--radius-pill);
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.eyebrow-icon {
  font-size: 0.95rem;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: center;
}

.hero-copy h1,
.page-hero h1,
.section-title {
  margin: 0;
  letter-spacing: -0.05em;
  line-height: 0.95;
}

.hero-copy h1 {
  margin-top: 18px;
  font-size: clamp(2.8rem, 7vw, 5.8rem);
  max-width: 900px;
}

.hero-copy p,
.page-hero p,
.section-subtitle,
.card p,
.content-card p,
.content-card li,
.faq-item p {
  color: var(--text-secondary);
}

.hero-copy p {
  margin: 22px 0 0;
  max-width: 720px;
  font-size: clamp(1.02rem, 1.8vw, 1.2rem);
}

.hero-actions,
.quick-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 50px;
  padding: 0 20px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  transition: 0.18s ease;
  border: 1px solid transparent;
}

.button-primary {
  background: var(--accent);
  color: white;
  box-shadow: 0 14px 28px rgba(0, 113, 227, 0.22);
}

.button-primary:hover {
  color: white;
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.button-secondary {
  background: var(--surface);
  border-color: var(--border);
  color: var(--text);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.button-secondary:hover {
  color: var(--text);
  transform: translateY(-1px);
}

.hero-panel {
  display: grid;
  gap: 14px;
}

.glass-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 26px;
  padding: 18px;
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
}

.glass-tile strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.glass-tile span {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.stat-card {
  padding: 18px;
  border-radius: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.05em;
}

.stat-label {
  display: block;
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-top: 4px;
}

.section {
  padding: 30px 0 74px;
}

.section-tight {
  padding-top: 0;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
}

.section-subtitle {
  max-width: 760px;
  margin: 10px 0 0;
  font-size: 1.02rem;
}

.grid {
  display: grid;
  gap: 22px;
}

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

.card {
  position: relative;
  overflow: hidden;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px) saturate(145%);
  -webkit-backdrop-filter: blur(18px) saturate(145%);
}

.card::after {
  content: "";
  position: absolute;
  inset: auto -50px -50px auto;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 113, 227, 0.1), transparent 70%);
  pointer-events: none;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 700;
}

.card h2,
.card h3,
.content-card h2,
.content-card h3 {
  letter-spacing: -0.04em;
}

.card h2 {
  font-size: 1.7rem;
  margin: 18px 0 10px;
}

.page-hero {
  padding: 52px 0 18px;
}

.page-hero-card {
  padding: 46px 30px;
  border-radius: 34px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px) saturate(145%);
  -webkit-backdrop-filter: blur(18px) saturate(145%);
}

.page-hero h1 {
  margin-top: 16px;
  font-size: clamp(2.3rem, 6vw, 4.2rem);
}

.content {
  padding: 8px 0 78px;
}

.content-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 32px;
  padding: 34px 26px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px) saturate(145%);
  -webkit-backdrop-filter: blur(18px) saturate(145%);
}

.content-card h2 {
  margin: 34px 0 10px;
  font-size: 1.5rem;
}

.content-card h3 {
  margin: 26px 0 10px;
  font-size: 1.15rem;
}

.content-card h2:first-child {
  margin-top: 0;
}

.content-card ul {
  padding-left: 22px;
}

.info-list,
.faq-list {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.info-item,
.faq-item {
  background: color-mix(in srgb, var(--surface-strong) 85%, transparent);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 16px 18px;
  box-shadow: var(--shadow-soft);
}

.info-item strong,
.faq-item strong {
  display: block;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.faq-item ul {
  margin-top: 10px;
  margin-bottom: 0;
}

.footer {
  padding: 24px 0 40px;
  border-top: 1px solid var(--border-subtle);
  background: color-mix(in srgb, var(--bg-secondary) 82%, transparent);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-secondary);
}

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

@media (max-width: 980px) {
  .hero-grid,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .hero-card {
    padding: 42px 24px 26px;
  }

  .page-hero-card,
  .content-card,
  .card {
    padding: 24px 20px;
  }

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

@media (max-width: 720px) {
  .nav {
    align-items: flex-start;
    padding: 14px 0;
  }

  .nav-right {
    width: 100%;
    justify-content: flex-start;
  }

  .nav-links,
  .controls {
    width: 100%;
  }

  .nav-links a {
    padding: 9px 12px;
  }

  .hero {
    padding-top: 34px;
  }

  .hero-copy h1 {
    line-height: 1;
  }

  .button {
    width: 100%;
  }

  .quick-links {
    flex-direction: column;
  }
}