/* Thalassa site. Stage-1 minimal, self-contained, no external fonts. */
:root {
  --bg-0: #0b0e1a;
  --bg-1: #141029;
  --bg-2: #1b1436;
  --ink: #e9e7f4;
  --ink-dim: #a9a4c4;
  --ink-faint: #6f6a90;
  --accent: #8b9dff;
  --accent-2: #b98bff;
  --line: rgba(255, 255, 255, 0.10);
  --glass: rgba(255, 255, 255, 0.045);
  --maxw: 42rem;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.65;
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(139, 157, 255, 0.16), transparent 60%),
    radial-gradient(1000px 700px at 90% 0%, rgba(185, 139, 255, 0.14), transparent 55%),
    linear-gradient(160deg, var(--bg-0), var(--bg-1) 45%, var(--bg-2));
  background-attachment: fixed;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(1.5rem, 4vw, 3.5rem) clamp(1.15rem, 5vw, 2rem) 4rem;
}

/* ---- brand / header ---- */
.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.2px;
  text-decoration: none;
  color: var(--ink);
}
.brand .mark { font-size: 1.15rem; line-height: 1; color: #5eead4; }
.brand .name { font-size: 1.05rem; }

nav.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: clamp(2rem, 6vw, 3.5rem);
}
nav.top a.link { color: var(--ink-dim); text-decoration: none; font-size: 0.9rem; }
nav.top a.link:hover { color: var(--ink); }

/* ---- hero (landing) ---- */
.hero h1 {
  font-size: clamp(2rem, 7vw, 3rem);
  line-height: 1.1;
  margin: 0 0 0.4rem;
  text-wrap: balance;
  background: linear-gradient(120deg, var(--ink), var(--accent) 60%, var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero .sub { font-size: clamp(1.05rem, 3.5vw, 1.3rem); color: var(--ink); margin: 0 0 1.5rem; }
.hero p { color: var(--ink-dim); max-width: 34rem; }

.card {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: clamp(1.25rem, 4vw, 2rem);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.hero .card { margin-top: 2rem; }

.badge {
  display: inline-block;
  font-size: 0.78rem;
  color: var(--accent);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.25rem 0.7rem;
  margin-bottom: 1.4rem;
}

.links { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.75rem; }
.links a {
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.6rem 1rem;
  font-size: 0.92rem;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.links a:hover { border-color: var(--accent); background: rgba(139, 157, 255, 0.08); }

/* ---- legal pages ---- */
.legal h1 { font-size: clamp(1.6rem, 5vw, 2.2rem); margin: 0 0 0.3rem; }
.legal .meta { color: var(--ink-faint); font-size: 0.85rem; margin-bottom: 2rem; }
.legal h2 {
  font-size: 1.15rem;
  margin: 2.2rem 0 0.6rem;
  padding-top: 0.4rem;
}
.legal h3 { font-size: 1rem; color: var(--ink); margin: 1.4rem 0 0.4rem; }
.legal p, .legal li { color: var(--ink-dim); }
.legal strong { color: var(--ink); font-weight: 600; }
.legal a { color: var(--accent); }
.legal ul { padding-left: 1.2rem; }
.legal li { margin: 0.35rem 0; }
.legal .lead { color: var(--ink); font-size: 1.05rem; }
hr.rule { border: none; border-top: 1px solid var(--line); margin: 2.5rem 0; }

/* ---- footer ---- */
footer {
  margin-top: 3.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--ink-faint);
  font-size: 0.82rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  align-items: center;
}
footer a { color: var(--ink-dim); text-decoration: none; }
footer a:hover { color: var(--ink); }
@media (prefers-reduced-motion: no-preference) {
  a { transition: color 0.15s ease; }
}