:root {
  color-scheme: light;
  --bg: #f5f5f6;
  --bg-layer-1: rgba(211, 155, 61, 0.13);
  --bg-layer-2: rgba(58, 61, 68, 0.08);
  --surface: rgba(255, 255, 255, 0.94);
  --surface-strong: #ffffff;
  --text: #2f3136;
  --muted: #6c717c;
  --line: rgba(47, 49, 54, 0.14);
  --line-strong: rgba(47, 49, 54, 0.24);
  --accent: #d39b3d;
  --accent-strong: #c58726;
  --accent-soft: rgba(211, 155, 61, 0.12);
  --shadow: 0 24px 52px rgba(26, 28, 34, 0.11);
  --font: "SF Pro Display", "Avenir Next", "Helvetica Neue", "Segoe UI", sans-serif;
  --radius-xl: 24px;
  --radius-lg: 18px;
}

html[data-theme='dark'] {
  color-scheme: dark;
  --bg: #17191d;
  --bg-layer-1: rgba(211, 155, 61, 0.2);
  --bg-layer-2: rgba(255, 255, 255, 0.06);
  --surface: rgba(42, 45, 51, 0.9);
  --surface-strong: rgba(50, 54, 62, 0.96);
  --text: #f2f3f5;
  --muted: #b8bdc7;
  --line: rgba(255, 255, 255, 0.13);
  --line-strong: rgba(255, 255, 255, 0.24);
  --accent-soft: rgba(211, 155, 61, 0.2);
  --shadow: 0 24px 52px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  min-height: 100dvh;
  color: var(--text);
  font-family: var(--font);
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(circle at 14% -8%, var(--bg-layer-1), transparent 40%),
    radial-gradient(circle at 89% 4%, var(--bg-layer-2), transparent 46%),
    linear-gradient(180deg, var(--bg), color-mix(in srgb, var(--bg) 91%, #ffffff 9%));
}

.home-shell {
  flex: 1 1 auto;
  width: 100%;
  max-width: 920px;
  margin: 0 auto;
  padding: max(16px, env(safe-area-inset-top)) 14px max(28px, env(safe-area-inset-bottom));
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.hero-card {
  position: relative;
  min-height: 160px;
  padding: 16px 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-topbar {
  position: absolute;
  top: 10px;
  right: 10px;
  display: inline-flex;
}

.theme-toggle {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: var(--surface-strong);
  color: var(--text);
  font-size: 1rem;
  font-weight: 650;
  padding: 0;
  line-height: 1;
  cursor: pointer;
}

.hero-logo {
  display: block;
  width: min(84vw, 520px);
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}

.home-logo-light {
  display: none;
}

html[data-theme='dark'] .home-logo-dark {
  display: none;
}

html[data-theme='dark'] .home-logo-light {
  display: block;
}

.chooser-card {
  padding: 18px 14px;
}

.chooser-card h1 {
  margin: 0;
  font-size: 1.18rem;
  letter-spacing: -0.02em;
}

.chooser-card p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.portal-grid {
  margin-top: 14px;
  display: grid;
  gap: 10px;
}

.portal-link {
  display: flex;
  align-items: center;
  gap: 11px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-strong);
  color: inherit;
  text-decoration: none;
  padding: 12px;
  transition: transform 0.16s ease, border-color 0.16s ease, box-shadow 0.16s ease;
}

.portal-link.is-locked {
  position: relative;
  padding-right: 98px;
}

.portal-link:hover {
  border-color: color-mix(in srgb, var(--accent) 58%, var(--line-strong) 42%);
  box-shadow: 0 10px 20px rgba(26, 28, 34, 0.08);
  transform: translateY(-1px);
}

.portal-link:active {
  transform: translateY(0);
}

.portal-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--accent) 44%, var(--line) 56%);
  background: color-mix(in srgb, var(--accent-soft) 55%, var(--surface-strong) 45%);
  color: color-mix(in srgb, var(--text) 90%, #000 10%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}

.portal-icon svg {
  width: 27px;
  height: 27px;
}

.portal-copy {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.portal-copy strong {
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.portal-copy small {
  color: var(--muted);
  font-size: 0.8rem;
}

.lock-chip {
  position: absolute;
  top: 50%;
  right: 12px;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 54%, var(--line) 46%);
  background: color-mix(in srgb, var(--accent-soft) 64%, #ffffff 36%);
  color: color-mix(in srgb, var(--text) 86%, #000 14%);
  font-size: 0.72rem;
  line-height: 1;
  white-space: nowrap;
  padding: 8px 10px;
}

@media (min-width: 760px) {
  .home-shell {
    max-width: 1020px;
    padding-inline: 20px;
  }

  .hero-card {
    min-height: 184px;
    padding-block: 22px;
  }

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

@media (min-width: 1120px) {
  body {
    background:
      repeating-linear-gradient(
        142deg,
        color-mix(in srgb, var(--line) 52%, transparent 48%) 0px,
        color-mix(in srgb, var(--line) 52%, transparent 48%) 1px,
        transparent 1px,
        transparent 12px
      ),
      linear-gradient(180deg, color-mix(in srgb, var(--bg) 98%, #ffffff 2%) 0%, var(--bg) 100%);
  }

  .home-shell {
    max-width: 980px;
    padding: 28px;
    gap: 16px;
  }

  .card {
    border-radius: 20px;
    box-shadow: 0 14px 28px rgba(22, 24, 30, 0.12);
  }
}


.legal-note {
  margin: 0;
  color: var(--muted);
  text-align: center;
  font-size: 0.74rem;
  line-height: 1.4;
}

.site-legal {
  width: 100%;
  margin-top: auto;
  padding: 8px 14px calc(8px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 88%, transparent 12%);
}