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

:root {
  --bg: #0b1021;
  --panel: #10162b;
  --panel-border: #1d2640;
  --text: #e9edf7;
  --muted: #9aa3ba;
  --accent: #6cf0c2;
  --accent-2: #7c8bff;
  --font: "Space Grotesk", "Inter", system-ui, -apple-system, sans-serif;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 10% 20%, rgba(124, 139, 255, 0.18), transparent 30%),
    radial-gradient(circle at 80% 10%, rgba(108, 240, 194, 0.18), transparent 25%),
    var(--bg);
  color: var(--text);
  font-family: var(--font);
  min-height: 100vh;
}

a {
  color: inherit;
}

.app {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  margin-bottom: 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--panel-border);
  border-radius: 14px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: linear-gradient(130deg, var(--accent), var(--accent-2));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #0a0f1f;
  font-weight: 800;
}

.nav-links {
  display: inline-flex;
  gap: 12px;
  align-items: center;
}

.nav-link {
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid transparent;
  color: var(--muted);
  transition: border-color 140ms ease, color 140ms ease, background 140ms ease;
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  border-color: var(--panel-border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 32px;
}

.eyebrow {
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 12px;
  color: var(--accent);
  margin: 0 0 6px;
}

h1 {
  margin: 0 0 8px;
  font-size: 32px;
}

h2 {
  margin: 0;
  font-size: 22px;
}

h3 {
  margin: 0 0 8px;
}

p {
  margin: 0;
}

.lede {
  margin: 0;
  color: var(--muted);
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  white-space: nowrap;
}

.hero-badge .dot {
  color: var(--accent);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

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

.card {
  position: relative;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  padding: 18px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
  transition: transform 140ms ease, box-shadow 140ms ease, border-color 140ms ease;
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(circle at 85% 15%, rgba(124, 139, 255, 0.16), transparent 40%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 160ms ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.35);
  border-color: rgba(124, 139, 255, 0.35);
}

.card:hover::after {
  opacity: 1;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.stacked {
  align-items: flex-start;
}

.lede.small {
  color: var(--muted);
  font-size: 14px;
  margin-top: 6px;
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--panel-border);
  color: var(--muted);
  font-size: 12px;
  text-align: center;
  min-width: 140px;
  white-space: nowrap;
}

.pill.accent {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #0a0f1f;
  border: none;
  font-weight: 700;
}

ul.features {
  margin: 10px 0 12px;
  padding-left: 18px;
  color: var(--muted);
  font-size: 14px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
  align-items: center;
}

.cta {
  border: none;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
  padding: 10px 14px;
  color: var(--text);
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--panel-border);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.cta:hover {
  transform: translateY(-1px);
}

.cta.primary {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #0a0f1f;
  box-shadow: 0 10px 30px rgba(124, 139, 255, 0.35);
  border: none;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
}

.dot {
  color: var(--accent);
}

.site-footer {
  margin-top: 32px;
  padding: 12px 20px 0;
  border-top: 1px solid var(--panel-border);
}

.footer-note {
  color: var(--accent);
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  margin: 0;
  padding-bottom: 12px;
}

.section-title {
  margin: 0 0 8px;
  font-size: 26px;
}

.section {
  margin-bottom: 28px;
}

.rich-text {
  color: var(--muted);
  line-height: 1.6;
  max-width: 900px;
}

.tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
}

.tile {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 14px 16px;
  color: var(--muted);
}

.tile strong {
  color: var(--text);
}

.auth-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 24px;
  align-items: start;
}

.auth-panel {
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01));
  border: 1px solid var(--panel-border);
  border-radius: 18px;
  padding: 24px;
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.35);
}

.auth-tabs {
  display: inline-flex;
  gap: 8px;
  padding: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--panel-border);
  margin-bottom: 18px;
}

.auth-tab {
  border: none;
  background: transparent;
  color: var(--muted);
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease;
}

.auth-tab[aria-selected="true"] {
  background: rgba(124, 139, 255, 0.25);
  color: var(--text);
}

.auth-form {
  display: grid;
  gap: 14px;
}

.auth-field {
  display: grid;
  gap: 6px;
  font-size: 14px;
  color: var(--muted);
}

.auth-input {
  border-radius: 12px;
  border: 1px solid var(--panel-border);
  background: rgba(8, 12, 24, 0.8);
  color: var(--text);
  padding: 12px 14px;
  font-size: 15px;
}

.auth-input:focus {
  outline: 2px solid rgba(124, 139, 255, 0.35);
  border-color: rgba(124, 139, 255, 0.6);
}

.auth-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.auth-link {
  color: var(--accent);
  text-decoration: none;
  font-size: 14px;
}

.auth-link:hover {
  text-decoration: underline;
}

.auth-feedback {
  min-height: 24px;
  font-size: 14px;
  color: var(--accent);
}

.auth-note {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.auth-details {
  display: grid;
  gap: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  padding: 18px;
  color: var(--muted);
}

.auth-details strong {
  color: var(--text);
}

@media (max-width: 900px) {
  .hero {
    flex-direction: column;
  }

  .hero-badge {
    align-self: flex-start;
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    width: 100%;
  }

  .auth-shell {
    grid-template-columns: 1fr;
  }
}