:root {
  color-scheme: light;
  --bg: #fbf8f2;
  --bg-elevated: #fffdf9;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-strong: #ffffff;
  --surface-soft: #f4eee3;
  --text: #171717;
  --muted: #6c665d;
  --line: rgba(33, 29, 24, 0.12);
  --accent: #c77b2a;
  --accent-soft: rgba(199, 123, 42, 0.14);
  --accent-ink: #7d4917;
  --success: #2f7c63;
  --danger: #b44949;
  --shadow-sm: 0 8px 24px rgba(42, 30, 17, 0.06);
  --shadow-md: 0 24px 60px rgba(42, 30, 17, 0.12);
  --shadow-lg: 0 40px 90px rgba(42, 30, 17, 0.18);
  --radius-xs: 10px;
  --radius-sm: 16px;
  --radius-md: 24px;
  --radius-lg: 32px;
  --radius-xl: 40px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-serif: ui-serif, Georgia, "Times New Roman", serif;
  --font-body: var(--font-sans);
  --container: 1180px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0f1115;
  --bg-elevated: #151922;
  --surface: rgba(21, 25, 34, 0.86);
  --surface-strong: #1a1f29;
  --surface-soft: #1c2130;
  --text: #e7e8ec;
  --muted: #a2a9b7;
  --line: rgba(231, 232, 236, 0.12);
  --accent: #d0a15a;
  --accent-soft: rgba(208, 161, 90, 0.12);
  --accent-ink: #f3d09a;
  --success: #67b39b;
  --danger: #ef8d8d;
  --shadow-sm: 0 10px 24px rgba(0, 0, 0, 0.24);
  --shadow-md: 0 24px 60px rgba(0, 0, 0, 0.34);
  --shadow-lg: 0 42px 110px rgba(0, 0, 0, 0.45);
}

:root[data-font="serif"] {
  --font-body: var(--font-serif);
}

html {
  background: var(--bg);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 20% 0%, color-mix(in srgb, var(--accent-soft) 90%, transparent) 0%, transparent 32%),
    radial-gradient(circle at 100% 18%, rgba(255, 255, 255, 0.6) 0%, transparent 24%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-elevated) 100%);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

* { box-sizing: border-box; }

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

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

button, input {
  font: inherit;
}

::selection {
  background: var(--accent-soft);
  color: var(--text);
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  color: var(--muted);
  letter-spacing: 0.02em;
}

.kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 6px var(--accent-soft);
}

.h1 {
  margin: 0;
  font-size: clamp(3rem, 6vw, 5.8rem);
  line-height: 0.92;
  letter-spacing: -0.05em;
  max-width: 11ch;
}

.h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.h3 {
  margin: 0;
  font-size: 1.1rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.lead {
  margin: 0;
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  color: var(--muted);
  max-width: 62ch;
}

.meta {
  color: var(--muted);
  font-size: 0.92rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-strong) 82%, transparent);
  color: var(--muted);
  white-space: nowrap;
}

.badge strong { color: var(--text); font-weight: 600; }

.card {
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 86%, transparent);
  backdrop-filter: blur(18px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  color: var(--text);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.button:hover { transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.button.primary {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 18%, white), var(--surface-strong));
}
.button.ghost { background: transparent; }

.grid {
  display: grid;
  gap: var(--space-6);
}

.section {
  padding: var(--space-16) 0;
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: var(--space-8);
}

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

.surface-line {
  border-top: 1px solid var(--line);
}

.shadow-frame {
  box-shadow: var(--shadow-md);
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.stat {
  padding: 18px 20px;
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--surface-strong) 84%, transparent);
  border: 1px solid var(--line);
}

.stat strong {
  display: block;
  font-size: clamp(1.35rem, 2vw, 1.8rem);
  line-height: 1;
  margin-bottom: 8px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 28px;
  align-items: stretch;
}

.hero-copy {
  padding: clamp(28px, 4vw, 48px);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 90%, transparent), color-mix(in srgb, var(--surface) 82%, transparent));
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
}

.hero-copy .button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: var(--space-8);
}

.hero-aside {
  display: grid;
  gap: 16px;
}

.hero-visual {
  position: relative;
  min-height: 380px;
  overflow: hidden;
  padding: 24px;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 20% 20%, color-mix(in srgb, var(--accent) 26%, transparent) 0%, transparent 40%),
    radial-gradient(circle at 80% 22%, rgba(255,255,255,0.4) 0%, transparent 22%),
    linear-gradient(160deg, color-mix(in srgb, var(--surface-strong) 90%, transparent) 0%, color-mix(in srgb, var(--surface-soft) 72%, transparent) 100%);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: auto -8% -28% auto;
  width: 270px;
  height: 270px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 55%, white) 0%, color-mix(in srgb, var(--accent) 20%, transparent) 46%, transparent 70%);
  filter: blur(6px);
}

.hero-visual .mini-card {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 14px;
  max-width: 270px;
  margin-bottom: 14px;
  padding: 18px;
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
  border: 1px solid var(--line);
}

.hero-visual .mini-card .bar {
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 18%, white));
}

.hero-visual .mini-card .bar.subtle {
  width: 78%;
  background: linear-gradient(90deg, var(--surface-soft), color-mix(in srgb, var(--accent) 20%, var(--surface-soft)));
}

.hero-visual .floating-note {
  position: absolute;
  right: 20px;
  bottom: 20px;
  z-index: 1;
  width: min(62%, 240px);
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.launch-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.launch-card {
  padding: 22px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-strong) 84%, transparent);
  box-shadow: var(--shadow-sm);
  display: grid;
  gap: 16px;
}

.launch-card header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.launch-card p {
  margin: 0;
  color: var(--muted);
}

.launch-card .metrics {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.metric {
  padding: 8px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-ink);
  font-size: 0.86rem;
  font-weight: 600;
}

.editor-grid {
  display: grid;
  grid-template-columns: 1fr 0.48fr;
  gap: 18px;
}

.editor-note {
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface-strong) 95%, transparent), color-mix(in srgb, var(--surface) 82%, transparent));
}

.editor-note ul {
  margin: 16px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.small-list {
  display: grid;
  gap: 12px;
}

.small-list .row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-strong) 88%, transparent);
}

.footer {
  padding: 28px 0 48px;
  color: var(--muted);
  font-size: 0.94rem;
}

.page-rail {
  display: grid;
  gap: 18px;
}

.split-layout {
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  gap: 20px;
}

.page-header {
  padding: 30px 0 18px;
}

.page-header .nav-line {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--muted);
}

.top-nav a[aria-current="page"] {
  color: var(--text);
  font-weight: 600;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.filter-chip {
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-strong) 90%, transparent);
  color: var(--muted);
}

.searchbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-strong) 88%, transparent);
}

.searchbar input {
  flex: 1;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
}

.toc {
  display: grid;
  gap: 12px;
}

.toc a {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface-strong) 86%, transparent);
}

@media (max-width: 1024px) {
  .hero-grid,
  .split-layout,
  .editor-grid {
    grid-template-columns: 1fr;
  }
  .launch-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .stat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .section { padding: 56px 0; }
  .h1 { max-width: none; }
  .launch-grid,
  .stat-grid {
    grid-template-columns: 1fr;
  }
  .hero-copy,
  .hero-visual,
  .launch-card,
  .editor-note {
    border-radius: 24px;
  }
  .page-header .nav-line,
  .section-head {
    align-items: start;
  }
  .hero-visual { min-height: 320px; }
}