:root {
  color-scheme: light dark;
  --page-bg: #f4f7fb;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-strong: #ffffff;
  --surface-soft: #eef3ff;
  --border: rgba(15, 23, 42, 0.11);
  --text: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --brand: #3657df;
  --brand-strong: #2542bd;
  --brand-soft: #e9edff;
  --accent: #0e7490;
  --success: #047857;
  --shadow: 0 24px 70px rgba(15, 23, 42, 0.09);
  --radius-lg: 26px;
  --radius-md: 18px;
  --content: 780px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--page-bg);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 0%, rgba(54, 87, 223, 0.14), transparent 30rem),
    radial-gradient(circle at 88% 16%, rgba(14, 116, 144, 0.1), transparent 26rem),
    var(--page-bg);
  font-family:
    Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--brand-strong);
  text-underline-offset: 0.18em;
}

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

a:focus-visible,
button:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--brand) 55%, transparent);
  outline-offset: 4px;
  border-radius: 6px;
}

.site-shell {
  width: min(calc(100% - 32px), 1040px);
  margin: 0 auto;
}

.site-header {
  padding: 24px 0 10px;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 56px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  text-decoration: none;
}

.brand img {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.16);
}

.brand-name {
  display: grid;
  line-height: 1.15;
}

.brand-name strong {
  font-size: 0.98rem;
  letter-spacing: -0.01em;
}

.brand-name span {
  margin-top: 4px;
  color: var(--text-muted);
  font-size: 0.76rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  padding: 9px 12px;
  border-radius: 999px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 650;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--brand-strong);
  background: var(--brand-soft);
}

main {
  padding: 50px 0 72px;
}

.hero {
  max-width: var(--content);
  margin: 0 auto 36px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  color: var(--brand-strong);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 24px;
  height: 2px;
  border-radius: 999px;
  background: var(--brand);
  content: "";
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 720px;
  margin-bottom: 18px;
  font-size: clamp(2.3rem, 7vw, 4.35rem);
  line-height: 1.01;
  letter-spacing: -0.055em;
}

.hero-copy {
  max-width: 680px;
  margin-bottom: 0;
  color: var(--text-secondary);
  font-size: clamp(1.05rem, 2.4vw, 1.25rem);
  line-height: 1.65;
}

.page-card {
  max-width: var(--content);
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.card-section {
  padding: clamp(26px, 5vw, 46px);
}

.card-section + .card-section {
  border-top: 1px solid var(--border);
}

.card-section h2 {
  margin-bottom: 12px;
  font-size: clamp(1.25rem, 3vw, 1.55rem);
  line-height: 1.25;
  letter-spacing: -0.025em;
}

.card-section h3 {
  margin: 28px 0 8px;
  font-size: 1.02rem;
  line-height: 1.4;
}

.card-section p:last-child,
.card-section ul:last-child {
  margin-bottom: 0;
}

.card-section p,
.card-section li {
  color: var(--text-secondary);
}

.card-section ul {
  margin: 14px 0 20px;
  padding-left: 1.25rem;
}

.card-section li + li {
  margin-top: 8px;
}

.contact-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
  background:
    linear-gradient(135deg, rgba(54, 87, 223, 0.1), rgba(14, 116, 144, 0.06)),
    var(--surface-strong);
}

.contact-panel p {
  margin-bottom: 0;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 14px;
  color: #ffffff;
  background: var(--brand);
  box-shadow: 0 10px 26px rgba(54, 87, 223, 0.24);
  font-weight: 750;
  text-decoration: none;
  white-space: nowrap;
}

.button:hover {
  color: #ffffff;
  background: var(--brand-strong);
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 22px;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.notice {
  margin-top: 24px;
  padding: 18px 20px;
  border: 1px solid color-mix(in srgb, var(--accent) 24%, var(--border));
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--accent) 8%, var(--surface-strong));
}

.notice strong {
  display: block;
  margin-bottom: 5px;
  color: var(--text);
}

.notice p {
  margin: 0;
  font-size: 0.93rem;
}

.status-line {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  color: var(--success);
  font-size: 0.9rem;
  font-weight: 700;
}

.status-line::before {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 0 0 0 5px color-mix(in srgb, currentColor 12%, transparent);
  content: "";
}

.site-footer {
  padding: 0 0 38px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.83rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

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

@media (max-width: 680px) {
  .site-shell {
    width: min(calc(100% - 24px), 1040px);
  }

  .site-header {
    padding-top: 14px;
  }

  .site-nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .nav-links {
    width: 100%;
  }

  .nav-links a {
    flex: 1;
    text-align: center;
  }

  main {
    padding: 38px 0 54px;
  }

  .contact-panel {
    grid-template-columns: 1fr;
  }

  .button {
    width: 100%;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --page-bg: #0a1224;
    --surface: rgba(20, 31, 52, 0.9);
    --surface-strong: #17233a;
    --surface-soft: #1a2740;
    --border: rgba(203, 213, 225, 0.13);
    --text: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --brand: #8296ff;
    --brand-strong: #aab7ff;
    --brand-soft: #202b59;
    --accent: #67e8f9;
    --success: #6ee7b7;
    --shadow: 0 28px 80px rgba(0, 0, 0, 0.32);
  }

  body {
    background:
      radial-gradient(circle at 12% 0%, rgba(92, 112, 235, 0.2), transparent 30rem),
      radial-gradient(circle at 88% 16%, rgba(34, 211, 238, 0.11), transparent 26rem),
      var(--page-bg);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}