@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap");

@font-face {
  font-family: "Geist Mono";
  src: url("https://cdn.jsdelivr.net/npm/geist@1.2.0/dist/fonts/geist-mono/GeistMono-Regular.woff2")
    format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Geist Mono";
  src: url("https://cdn.jsdelivr.net/npm/geist@1.2.0/dist/fonts/geist-mono/GeistMono-Medium.woff2")
    format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Geist Mono";
  src: url("https://cdn.jsdelivr.net/npm/geist@1.2.0/dist/fonts/geist-mono/GeistMono-SemiBold.woff2")
    format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Geist Mono";
  src: url("https://cdn.jsdelivr.net/npm/geist@1.2.0/dist/fonts/geist-mono/GeistMono-Bold.woff2")
    format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --bg: #0d1117;
  --bg-alt: #161b22;
  --bg-alt-soft: #21262d;
  --fg: #f0f6fc;
  --fg-muted: #b1bac4;
  --accent: #58a6dc;
  --accent-soft: rgba(88, 166, 220, 0.14);
  --border-subtle: #21262d;
  --code-bg: #0d1117;
  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont,
    "SF Pro Text", "Segoe UI", sans-serif;
  --radius-lg: 14px;
  --radius-md: 10px;
  --shadow-soft: 0 22px 60px rgba(15, 23, 42, 0.7);
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #f8fafc;
  --bg-alt: #ffffff;
  --bg-alt-soft: #f1f5f9;
  --fg: #0f172a;
  --fg-muted: #64748b;
  --accent: #0891b2;
  --accent-soft: #ecfeff;
  --border-subtle: #e2e8f0;
  --code-bg: #ffffff;
  --shadow-soft: 0 18px 40px rgba(15, 23, 42, 0.18);
}

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

html,
body {
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
  background: radial-gradient(circle at top left, #020617 0, var(--bg) 55%),
    radial-gradient(circle at top right, #020617 0, var(--bg) 45%);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

html[data-theme="light"],
html[data-theme="light"] body {
  background: var(--bg);
}

body {
  min-height: 100vh;
}

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

a:hover {
  text-decoration: underline;
}

.container {
  width: 100%;
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(24px);
  background: rgba(13, 17, 23, 0.96);
  border-bottom: 1px solid var(--border-subtle);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 0.15rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--fg);
  text-decoration: none;
}

.logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 25%, #e0f2fe 0, #2597d7 45%, #0d1117);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: #020617;
  box-shadow: 0 10px 30px rgba(37, 151, 215, 0.7);
}

.logo-text {
  font-weight: 600;
  letter-spacing: 0.02em;
  font-size: 0.98rem;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  font-size: 0.86rem;
}

.nav a {
  color: var(--fg-muted);
  padding: 0.25rem 0.4rem;
  border-radius: 999px;
  text-decoration: none;
}

.nav a:hover {
  color: var(--fg);
  background: rgba(15, 23, 42, 0.6);
}

.nav-cta {
  border: 1px solid rgba(148, 163, 184, 0.6);
  padding-inline: 0.75rem !important;
  padding-block: 0.35rem !important;
  border-radius: 999px;
  font-weight: 500;
  color: var(--fg);
}

.nav-cta:hover {
  border-color: var(--accent);
  background: linear-gradient(
    135deg,
    rgba(124, 92, 255, 0.18),
    rgba(59, 130, 246, 0.08)
  );
}

.theme-toggle {
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: rgba(15, 23, 42, 0.7);
  color: var(--fg-muted);
  font-size: 0.78rem;
  padding: 0.3rem 0.7rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  cursor: pointer;
  white-space: nowrap;
}

.theme-toggle-label {
  font-weight: 600;
}

.theme-toggle:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--fg);
}

.hero {
  padding: 3.5rem 0 3.25rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.1fr);
  gap: 2.4rem;
  align-items: center;
}

@keyframes fade-up-soft {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-copy,
.hero-panel {
  animation: fade-up-soft 0.6s cubic-bezier(0.33, 1, 0.68, 1);
}

.hero-copy h1 {
  font-size: clamp(2.4rem, 4vw, 3rem);
  line-height: 1.1;
  margin: 0.3rem 0 0.8rem;
}

.hero-subtitle {
  margin: 0 0 1.4rem;
  font-size: 0.98rem;
  color: var(--fg-muted);
  max-width: 34rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.7rem;
  color: rgba(148, 163, 184, 0.9);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.9rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
}

.btn.primary {
  background: linear-gradient(135deg, #2597d7, #0891b2);
  color: #020617;
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.8);
}

.btn.primary:hover {
  filter: brightness(1.03);
}

.btn.secondary {
  background: rgba(15, 23, 42, 0.7);
  color: var(--fg);
  border-color: rgba(148, 163, 184, 0.5);
}

.btn.secondary:hover {
  border-color: var(--accent);
}

.hero-footnote {
  font-size: 0.78rem;
  color: rgba(148, 163, 184, 0.9);
  margin: 0;
}

.hero-footnote code {
  background: rgba(15, 23, 42, 0.9);
  padding: 0.08rem 0.4rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  color: #e5e7eb;
}

.hero-panel {
  background: radial-gradient(circle at top left, #1f2937 0, #020617 55%);
  border-radius: 18px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.panel-header {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.55rem 0.8rem;
  border-bottom: 1px solid rgba(31, 41, 55, 0.9);
  background: radial-gradient(circle at top left, #111827, #020617);
  font-size: 0.75rem;
  color: rgba(148, 163, 184, 0.9);
}

.panel-title {
  margin-left: auto;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  display: inline-block;
}

.dot.red {
  background: #ef4444;
}
.dot.amber {
  background: #f59e0b;
}
.dot.green {
  background: #22c55e;
}

.section {
  padding: 2.75rem 0 2.5rem;
}

.section.alt {
  background: radial-gradient(circle at top, rgba(15, 23, 42, 0.95), #020617);
}

.section h2 {
  font-size: 1.6rem;
  margin-bottom: 0.6rem;
}

.section-intro {
  max-width: 40rem;
  color: var(--fg-muted);
  font-size: 0.98rem;
}

.grid {
  display: grid;
  gap: 1.15rem;
  margin-top: 1.6rem;
}

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

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

.card,
.feature {
  background: rgba(15, 23, 42, 0.9);
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.05rem;
  border: 1px solid rgba(148, 163, 184, 0.38);
  box-shadow: 0 16px 45px rgba(15, 23, 42, 0.8);
}

.feature h3,
.card h3 {
  margin-top: 0;
  margin-bottom: 0.45rem;
  font-size: 1rem;
}

.feature p,
.card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--fg-muted);
}

.card-footnote {
  margin-top: 0.6rem;
}

.list {
  padding-left: 1.2rem;
  margin-top: 0;
  margin-bottom: 0.8rem;
  font-size: 0.9rem;
  color: var(--fg-muted);
}

.code-block {
  margin: 0.5rem 0 0.9rem;
  padding: 0.75rem 0.85rem;
  background: radial-gradient(circle at top left, var(--code-bg), var(--code-bg) 55%);
  border-radius: var(--radius-md);
  font-family: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Monaco,
    Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.78rem;
  color: #e5e7eb;
  border: 1px solid var(--border-subtle);
  overflow-x: auto;
}

html[data-theme="light"] .code-block {
  background: var(--code-bg);
  color: #020617;
  border-color: rgba(148, 163, 184, 0.5);
}

.code-block.small {
  font-size: 0.76rem;
}

.code-block code {
  white-space: pre;
}

.faq-list {
  margin-top: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

details {
  background: rgba(15, 23, 42, 0.9);
  border-radius: var(--radius-md);
  padding: 0.7rem 0.9rem;
  border: 1px solid rgba(148, 163, 184, 0.42);
}

details summary {
  cursor: pointer;
  font-size: 0.92rem;
  font-weight: 500;
}

details[open] summary {
  margin-bottom: 0.3rem;
}

details p {
  margin: 0.1rem 0 0;
  font-size: 0.86rem;
  color: var(--fg-muted);
}

.site-footer {
  border-top: 1px solid rgba(148, 163, 184, 0.3);
  padding: 1.1rem 0 1.4rem;
  background: radial-gradient(circle at bottom, #020617, #020617 65%);
}

html[data-theme="light"] .site-header {
  background: rgba(248, 250, 252, 0.96);
  border-bottom-color: #e2e8f0;
}

html[data-theme="light"] .logo-mark {
  color: #111827;
}

html[data-theme="light"] .btn.secondary {
  background: #e5e7eb;
  color: #111827;
  border-color: rgba(148, 163, 184, 0.7);
}

html[data-theme="light"] .btn.primary {
  box-shadow: 0 22px 45px rgba(15, 23, 42, 0.18);
}

html[data-theme="light"] .hero-subtitle,
html[data-theme="light"] .hero-footnote {
  color: #020617;
}

html[data-theme="light"] .theme-toggle {
  background: #e5e7eb;
  border-color: rgba(148, 163, 184, 0.7);
}

html[data-theme="light"] .hero-panel {
  background: #ffffff;
  border-color: rgba(148, 163, 184, 0.35);
  box-shadow: 0 22px 45px rgba(15, 23, 42, 0.06);
}

html[data-theme="light"] .hero-panel .panel-header {
  background: #020617;
  border-bottom-color: rgba(31, 41, 55, 0.9);
  color: rgba(209, 213, 219, 0.96);
}

html[data-theme="light"] .hero-panel .code-block {
  background: #f9fafb;
  color: #020617;
  border-color: rgba(148, 163, 184, 0.4);
}

html[data-theme="light"] .section.alt {
  background: #f3f4ff;
}

html[data-theme="light"] .card,
html[data-theme="light"] .feature,
html[data-theme="light"] details {
  background: #ffffff;
  border-color: rgba(148, 163, 184, 0.6);
  box-shadow: 0 12px 35px rgba(15, 23, 42, 0.14);
}

html[data-theme="light"] .site-footer {
  background: #f8fafc;
  border-top-color: rgba(148, 163, 184, 0.5);
}

html[data-theme="light"] .footer-inner {
  color: #6b7280;
}

html[data-theme="light"] .footer-links a {
  color: #4f46e5;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.82rem;
  color: rgba(148, 163, 184, 0.95);
}

.footer-brand {
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-links a {
  color: rgba(191, 219, 254, 0.96);
}

@media (max-width: 880px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-panel {
    order: -1;
  }
}

@media (max-width: 720px) {
  .nav {
    display: none;
  }

  .hero {
    padding-top: 2.4rem;
  }

  .grid-2,
  .grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }

  .section {
    padding-inline: 0;
  }

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