:root {
  color-scheme: light dark;

  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-hover: #f0f4fa;
  --text: #1a2233;
  --text-muted: #5b6472;
  --border: #e2e6ec;
  --accent: #2457c5;
  --accent-soft: #e8eefc;
  --focus-ring: #2457c5;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 1px 3px rgba(16, 24, 40, 0.06);
  --shadow-hover: 0 4px 8px rgba(16, 24, 40, 0.06), 0 8px 20px rgba(16, 24, 40, 0.08);

  --brand-red: #ea4335;
  --brand-green: #34a853;
  --brand-blue: #4285f4;
  --brand-gold: #fbbc04;
  --glow-opacity: 0.08;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1220;
    --surface: #121a2b;
    --surface-hover: #182238;
    --text: #e8ecf3;
    --text-muted: #97a2b5;
    --border: #232d40;
    --accent: #7ea2ff;
    --accent-soft: #182644;
    --focus-ring: #7ea2ff;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.4);
    --glow-opacity: 0.16;
  }
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(42rem 26rem at 8% -8%, rgba(234, 67, 53, var(--glow-opacity)), transparent 60%),
    radial-gradient(38rem 24rem at 38% -10%, rgba(52, 168, 83, var(--glow-opacity)), transparent 60%),
    radial-gradient(40rem 26rem at 66% -8%, rgba(66, 133, 244, var(--glow-opacity)), transparent 60%),
    radial-gradient(34rem 22rem at 96% -6%, rgba(251, 188, 4, var(--glow-opacity)), transparent 60%),
    var(--bg);
  background-repeat: no-repeat;
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

a {
  color: var(--accent);
}

.container {
  width: 100%;
  max-width: 56rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.site-header {
  padding-block: 4rem 2.5rem;
}

.wordmark {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 0.9rem;
  margin: 0 0 1.75rem;
}

.logo-badge {
  display: inline-flex;
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 0.55rem 0.9rem;
  border-radius: 0.65rem;
  line-height: 0;
  flex-shrink: 0;
}

.logo-badge img {
  display: block;
  height: 2.25rem;
  width: auto;
}

.wordmark-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.01em;
}

h1 {
  font-size: clamp(1.75rem, 1.3rem + 1.8vw, 2.5rem);
  line-height: 1.2;
  margin: 0 0 1rem;
  letter-spacing: -0.01em;
}

.lede {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 40rem;
  margin: 0 0 0.75rem;
}

.lede:last-of-type {
  margin-bottom: 0;
}

main {
  flex: 1;
}

.brands {
  padding: 0.5rem 0 3rem;
}

.brands h2 {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin: 0 0 1.25rem;
}

.brand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.brand-card {
  display: block;
  padding: 1.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--border);
  border-radius: 1rem;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.brand-card--blue {
  border-top-color: var(--brand-blue);
}

.brand-card--green {
  border-top-color: var(--brand-green);
}

.brand-card--blue .brand-icon {
  background: color-mix(in srgb, var(--brand-blue) 16%, var(--surface));
  color: var(--brand-blue);
}

.brand-card--green .brand-icon {
  background: color-mix(in srgb, var(--brand-green) 16%, var(--surface));
  color: var(--brand-green);
}

.brand-card--blue .brand-link {
  color: var(--brand-blue);
}

.brand-card--green .brand-link {
  color: var(--brand-green);
}

@media (prefers-reduced-motion: reduce) {
  .brand-card {
    transition: none;
  }
}

.brand-card:hover {
  background: var(--surface-hover);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.brand-card:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
}

.brand-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.75rem;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.1rem;
}

.brand-icon svg {
  width: 1.4rem;
  height: 1.4rem;
}

.brand-card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.15rem;
}

.brand-card p {
  margin: 0 0 0.9rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.brand-card .brand-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
}

.contact {
  padding-bottom: 3rem;
}

.contact p {
  color: var(--text-muted);
  margin: 0;
}

.contact a {
  font-weight: 600;
  text-decoration: none;
}

.contact a:hover,
.contact a:focus-visible {
  text-decoration: underline;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding-block: 1.75rem 2.5rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.25rem;
}

.site-footer p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.site-footer .legal-name {
  color: var(--text);
  font-weight: 600;
}

.social-links {
  display: flex;
  gap: 0.6rem;
  flex-shrink: 0;
}

.social-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: transform 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.social-badge svg {
  width: 1.05rem;
  height: 1.05rem;
}

.social-badge:hover {
  color: var(--accent);
  border-color: var(--accent);
  transform: translateY(-2px);
}

.social-badge:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .social-badge {
    transition: none;
  }
}

.not-found {
  padding: 4rem 0;
  text-align: left;
}

.not-found h1 {
  font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem);
}

.not-found .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.not-found .actions a {
  display: inline-flex;
  align-items: center;
  padding: 0.6rem 1.1rem;
  border-radius: 0.6rem;
  border: 1px solid var(--border);
  text-decoration: none;
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
  background: var(--surface);
}

.not-found .actions a.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--surface);
}

.not-found .actions a:hover {
  background: var(--surface-hover);
}

.not-found .actions a.primary:hover {
  filter: brightness(1.08);
}

.not-found .actions a:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}