:root {
  color-scheme: dark;
  --bg: #0b0f17;
  --bg-deep: #070b12;
  --surface-1: rgba(17, 24, 39, 0.88);
  --surface-2: rgba(22, 31, 48, 0.92);
  --surface-3: rgba(33, 46, 68, 0.9);
  --border: rgba(104, 126, 160, 0.24);
  --text: #f8fafc;
  --text-muted: #9fb0c8;
  --text-soft: #cad5e7;
  --accent: #38bdf8;
  --accent-soft: rgba(56, 189, 248, 0.18);
  --success: #22c55e;
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 999px;
  --shadow-lg: 0 30px 80px rgba(0, 0, 0, 0.45);
  --shadow-md: 0 18px 40px rgba(4, 9, 18, 0.32);
  --heading-font: 'Segoe UI Variable Display', 'Aptos Display', 'Trebuchet MS', 'Segoe UI', sans-serif;
  --body-font: 'Segoe UI Variable Text', 'Aptos', 'Segoe UI', sans-serif;
  --mono-font: 'Cascadia Code', 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
}

* { box-sizing: border-box; }

html {
  min-height: 100%;
  background: linear-gradient(180deg, #0b0f17 0%, #080c14 52%, #070b12 100%);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  font-family: var(--body-font);
  line-height: 1.65;
  background:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 32px 32px;
}

a {
  color: #bae6fd;
  text-decoration: none;
}

a:hover { color: #f0f9ff; }

code {
  padding: 0.18rem 0.48rem;
  border: 1px solid rgba(104, 126, 160, 0.26);
  border-radius: 999px;
  color: #d8f3ff;
  background: rgba(13, 18, 31, 0.82);
  font-family: var(--mono-font);
  font-size: 0.9em;
}

.page-shell {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  padding: 40px 0 56px;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 28px;
}

.brand-block { max-width: 760px; }

.brand-logo {
  display: block;
  width: min(220px, 100%);
  height: auto;
  margin: 0 0 18px;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--heading-font);
  letter-spacing: 0;
}

h1 {
  font-size: clamp(2.3rem, 5vw, 4rem);
  line-height: 0.98;
}

.lede {
  max-width: 68ch;
  margin: 16px 0 0;
  color: var(--text-soft);
  font-size: 1rem;
}

.language-switcher {
  position: relative;
  display: grid;
  gap: 0;
  justify-items: end;
}

.language-dropdown { position: relative; }
.language-dropdown summary::-webkit-details-marker { display: none; }
.language-dropdown summary { list-style: none; }

.language-trigger {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  min-width: 154px;
  padding: 0 16px 0 14px;
  border: 1px solid rgba(104, 126, 160, 0.22);
  border-radius: 18px;
  color: var(--text);
  background: linear-gradient(180deg, rgba(14, 21, 35, 0.95), rgba(10, 15, 25, 0.9));
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(18px);
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease;
}

.language-trigger:hover,
.language-trigger:focus-visible,
.language-dropdown[open] .language-trigger {
  border-color: rgba(56, 189, 248, 0.46);
  background: linear-gradient(180deg, rgba(18, 28, 47, 0.98), rgba(11, 18, 31, 0.94));
  outline: none;
}

.language-trigger-flag {
  display: block;
  flex: 0 0 auto;
  width: 20px;
  height: 14px;
  border-radius: 2px;
  object-fit: contain;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.language-trigger-name {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 0.92rem;
  font-weight: 700;
}

.language-chevron {
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border-right: 2px solid #d9e4ff;
  border-bottom: 2px solid #d9e4ff;
  transform: rotate(45deg);
  transition: transform 160ms ease, margin-top 160ms ease;
}

.language-dropdown[open] .language-chevron {
  margin-top: 2px;
  transform: rotate(225deg);
}

.language-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  z-index: 20;
  display: grid;
  gap: 4px;
  min-width: 214px;
  padding: 10px;
  border: 1px solid rgba(123, 146, 184, 0.24);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(13, 19, 31, 0.98), rgba(10, 15, 24, 0.96));
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.42);
}

.language-dropdown:not([open]) .language-menu { display: none; }

.language-menu-item {
  display: flex;
  align-items: center;
  min-height: 46px;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 12px;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
  transition: border-color 160ms ease, background 160ms ease, color 160ms ease;
}

.language-menu-item:hover,
.language-menu-item:focus-visible {
  border-color: rgba(56, 189, 248, 0.22);
  color: #f8fbff;
  background: rgba(56, 189, 248, 0.12);
  outline: none;
}

.language-menu-item.is-active {
  border-color: rgba(56, 189, 248, 0.28);
  color: #07101d;
  background: linear-gradient(180deg, rgba(93, 198, 255, 0.95), rgba(63, 178, 244, 0.92));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.16);
}

.hero-card {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.9fr);
  gap: 20px;
  padding: 28px;
  margin-bottom: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.96), rgba(10, 16, 28, 0.9)), rgba(8, 12, 20, 0.94);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  position: relative;
}

.hero-kicker {
  margin: 0 0 14px;
  color: var(--success);
  font-family: var(--mono-font);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero-copy h2 {
  max-width: 16ch;
  font-size: clamp(1.7rem, 3vw, 3.1rem);
  line-height: 1.05;
}

.hero-copy p:not(.hero-kicker) {
  max-width: 64ch;
  margin: 16px 0 0;
  color: var(--text-soft);
}

.highlight-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.highlight-badge {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid rgba(123, 146, 184, 0.24);
  border-radius: var(--radius-sm);
  color: #e8eeff;
  background: rgba(255, 255, 255, 0.04);
  font-family: var(--mono-font);
  font-size: 0.82rem;
  font-weight: 700;
}

.signal-panel {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 18px;
  border: 1px solid rgba(123, 146, 184, 0.18);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(21, 29, 46, 0.92), rgba(13, 19, 31, 0.94));
}

.signal-item {
  padding: 14px 14px 13px;
  border: 1px solid rgba(123, 146, 184, 0.16);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.025);
}

.signal-label {
  display: block;
  margin-bottom: 6px;
  color: var(--text-muted);
  font-family: var(--mono-font);
  font-size: 0.76rem;
  letter-spacing: 0;
  text-transform: uppercase;
}

.signal-item strong {
  font-size: 1.03rem;
  font-weight: 700;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 16px;
}

.policy-card {
  grid-column: span 6;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, var(--surface-1), var(--surface-2));
  box-shadow: var(--shadow-md);
}

.policy-card:nth-child(11),
.policy-card:nth-child(12) {
  grid-column: span 3;
}

.policy-card h3 {
  margin-bottom: 14px;
  font-size: 1.18rem;
}

.policy-card p {
  margin: 0;
  color: var(--text-soft);
}

.policy-card p + p,
.policy-card ul + p,
.policy-card p + ul {
  margin-top: 12px;
}

.permission-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.permission-badges code { font-size: 0.82rem; }

.policy-card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--text-soft);
}

.policy-card li + li { margin-top: 6px; }

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

  .topbar { display: grid; }
  .language-switcher { justify-items: start; }

  .policy-card,
  .policy-card:nth-child(11),
  .policy-card:nth-child(12) {
    grid-column: span 12;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100% - 22px, 1160px);
    padding: 24px 0 36px;
  }

  .hero-card,
  .policy-card,
  .language-trigger,
  .language-menu {
    border-radius: 20px;
  }

  .hero-card,
  .policy-card {
    padding: 20px;
  }

  .language-trigger {
    min-width: 0;
    width: 100%;
  }

  .language-switcher,
  .language-dropdown {
    width: 100%;
  }

  .language-menu {
    left: 0;
    right: auto;
    min-width: 100%;
  }

  .language-trigger-name,
  .language-menu-item {
    font-size: 0.9rem;
  }

  h1 { font-size: clamp(2rem, 10vw, 2.8rem); }

  .hero-copy h2 {
    max-width: none;
    font-size: clamp(1.55rem, 8vw, 2.2rem);
  }
}