/* BirdID — landing & legal pages */
:root {
  --teal: #14b8a6;
  --teal-dark: #0f8a7e;
  --ink: #1f2933;
  --muted: #5b6b7a;
  --bg: #ffffff;
  --bg-soft: #f4f7f8;
  --border: #e2e8ec;
  --maxw: 760px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
}

a { color: var(--teal-dark); }
a:hover { color: var(--teal); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--ink);
  text-decoration: none;
}
.brand .logo { font-size: 1.5rem; line-height: 1; }
.lang-switch { font-size: 0.9rem; }
.lang-switch a { text-decoration: none; font-weight: 600; }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-dark) 100%);
  color: #ffffff;
  text-align: center;
  padding: 64px 20px;
}
.hero h1 { font-size: 2.2rem; margin: 0 0 12px; }
.hero p { font-size: 1.15rem; margin: 0 auto; max-width: 520px; opacity: 0.95; }
.hero .emoji { font-size: 3rem; display: block; margin-bottom: 8px; }

/* Sections */
main { padding: 40px 0 64px; }
section { margin-bottom: 36px; }
h2 { font-size: 1.4rem; margin: 32px 0 12px; }
h3 { font-size: 1.1rem; margin: 22px 0 8px; }
.lead { font-size: 1.1rem; color: var(--muted); }

/* Feature list */
.features {
  list-style: none;
  padding: 0;
  margin: 24px 0;
  display: grid;
  gap: 14px;
}
.features li {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 18px;
}
.features li strong { display: block; margin-bottom: 2px; }

/* Cards / callouts */
.card {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-left: 4px solid var(--teal);
  border-radius: 10px;
  padding: 16px 18px;
  margin: 18px 0;
}

.btn {
  display: inline-block;
  background: var(--teal);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  padding: 12px 22px;
  border-radius: 24px;
  margin-top: 8px;
}
.btn:hover { background: var(--teal-dark); color: #fff; }

.meta { color: var(--muted); font-size: 0.9rem; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 20px;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}
.site-footer a { margin: 0 8px; }

ul.tight li { margin-bottom: 6px; }
code { background: var(--bg-soft); padding: 1px 6px; border-radius: 4px; }