/* ── Roboto self-hosted ── */
@font-face {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 300 500;
  font-display: swap;
  src: url('/fonts/roboto-400.woff2') format('woff2');
}

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

body {
  margin: 0;
  font-family: 'Roboto', system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  background:
    radial-gradient(ellipse 120% 60% at 50% -10%, rgba(255,255,255,.55) 0%, transparent 65%),
    linear-gradient(170deg, #87bfe0 0%, #b5d9f2 22%, #d4ecfb 48%, #eaf5ff 72%, #f5fbff 100%);
  color: #1a2e3b;
  min-height: 100vh;
}

header {
  text-align: center;
  padding: 2rem 1rem 1rem;
}
header a { display: inline-block; }
header img { height: clamp(40px, 7vw, 60px); width: auto; }

main {
  max-width: 780px;
  margin: 0 auto 3rem;
  padding: 0 1.2rem;
}

.card {
  background: rgba(255,255,255,0.78);
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,.7);
  box-shadow: 0 4px 32px rgba(100,160,200,.13);
  padding: 2.4rem 2.2rem;
  backdrop-filter: blur(12px);
}
@media (max-width: 520px) { .card { padding: 1.4rem 1rem; } }

h1 {
  font-size: clamp(1.4rem, 4vw, 1.9rem);
  font-weight: 700;
  margin: 0 0 .3rem;
  color: #1a6fa3;
}
.updated {
  font-size: .8rem;
  color: #8aabbc;
  margin: 0 0 2rem;
}
h2 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #1a6fa3;
  margin: 2rem 0 .5rem;
  padding-bottom: .3rem;
  border-bottom: 1px solid #c9e8f9;
}
h3 { font-size: .95rem; font-weight: 600; margin: 1.2rem 0 .3rem; }
p, li { font-size: .9rem; color: #2d4a5e; margin: .4rem 0; }
ul { padding-left: 1.4rem; }
li { margin: .3rem 0; }
a { color: #1a6fa3; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: .82rem;
  margin: .8rem 0;
}
th {
  background: #e8f4fd;
  color: #1a6fa3;
  font-weight: 600;
  text-align: left;
  padding: .5rem .7rem;
  border: 1px solid #c9e8f9;
}
td {
  padding: .45rem .7rem;
  border: 1px solid #dce8f0;
  vertical-align: top;
}
tr:nth-child(even) td { background: #f5fafd; }

.badge {
  display: inline-block;
  padding: .15rem .5rem;
  border-radius: 2rem;
  font-size: .72rem;
  font-weight: 600;
}
.badge--green { background: #d4f0dc; color: #1a6b35; }
.badge--blue  { background: #d0e9f8; color: #1a6fa3; }
.badge--gray  { background: #e5eef3; color: #4a6980; }

footer {
  text-align: center;
  padding: 1.5rem 1rem 2rem;
  font-size: .8rem;
  color: #8aabbc;
}
footer a { color: #4fa8d8; text-decoration: none; }

.back-link {
  display: inline-block;
  margin-bottom: 1.5rem;
  font-size: .85rem;
  color: #1a6fa3;
  text-decoration: none;
}
.back-link:hover { text-decoration: underline; }