:root {
  --bg: #ffffff;
  --card: rgba(255, 255, 255, 0.9);
  --text: rgba(0, 0, 0, 0.92);
  --muted: rgba(0, 0, 0, 0.62);
  --faint: rgba(0, 0, 0, 0.42);
  --brand: #2f6bff;
  --brand2: #23b1ff;
  --ring: rgba(47, 107, 255, 0.28);
  --shadow: 0 18px 60px rgba(16, 24, 40, 0.12);
  --radius: 18px;
  --max: 900px;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: "Syne", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial,
    sans-serif;
  color: var(--text);
  background:
    radial-gradient(900px 520px at 12% -8%, rgba(47, 107, 255, 0.22), transparent 58%),
    radial-gradient(780px 520px at 92% 0%, rgba(35, 177, 255, 0.18), transparent 60%),
    radial-gradient(900px 520px at 52% 110%, rgba(47, 107, 255, 0.12), transparent 60%),
    var(--bg);
  line-height: 1.6;
  letter-spacing: -0.01em;
}

a {
  color: rgba(0, 0, 0, 0.92);
  text-decoration-color: rgba(47, 107, 255, 0.38);
  text-underline-offset: 3px;
}

a:hover {
  text-decoration-color: rgba(47, 107, 255, 0.7);
}

.container {
  width: min(100% - 40px, var(--max));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 12px;
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(15, 23, 42, 0.14);
  color: rgba(0, 0, 0, 0.92);
}

.skip-link:focus {
  left: 16px;
  outline: 3px solid var(--ring);
  outline-offset: 3px;
}

.site-header {
  padding: 26px 0 10px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(15, 23, 42, 0.14);
  box-shadow: 0 10px 30px rgba(16, 24, 40, 0.08);
  backdrop-filter: blur(8px);
}

.brand-dot {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  box-shadow: 0 0 0 4px rgba(47, 107, 255, 0.14);
}

.brand-name {
  font-weight: 800;
  letter-spacing: -0.02em;
}

.card {
  margin: 18px 0 26px;
  padding: clamp(18px, 2.8vw, 34px);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.84));
  border: 1px solid rgba(15, 23, 42, 0.12);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.card-header {
  padding-bottom: 14px;
  margin-bottom: 18px;
  border-bottom: 1px solid rgba(15, 23, 42, 0.1);
}

h1 {
  margin: 0 0 10px;
  font-size: clamp(28px, 3.5vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

h2 {
  margin: 24px 0 10px;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

p {
  margin: 0 0 14px;
  color: var(--text);
}

ul {
  margin: 0 0 14px;
  padding-left: 18px;
  color: var(--text);
}

li {
  margin: 6px 0;
  color: var(--text);
}

strong {
  font-weight: 800;
}

.subtle {
  margin: 0;
  color: var(--muted);
}

.prose {
  max-width: 72ch;
}

.contact {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(47, 107, 255, 0.06);
  border: 1px solid rgba(47, 107, 255, 0.18);
}

.site-footer {
  padding: 10px 0 28px;
  text-align: center;
}

@media (prefers-reduced-motion: no-preference) {
  .card {
    transition: transform 220ms ease, border-color 220ms ease;
  }

  .card:hover {
    transform: translateY(-2px);
    border-color: rgba(47, 107, 255, 0.22);
  }
}

@media (max-width: 420px) {
  .container {
    width: min(100% - 28px, var(--max));
  }
}