/* Grille site — one stylesheet, no external requests, GitHub Pages friendly. */
:root {
  --bg-top: #060B14;
  --bg-bottom: #0B1726;
  --surface: #111C2B;
  --stroke: rgba(255, 255, 255, 0.10);
  --text: #F2F7FC;
  --text-2: #9BB0C6;
  --text-3: #62788F;
  --aqua: #2DE1C2;
  --cyan: #35C3F3;
  --gold: #FFC857;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0;
  background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bottom) 100%);
  background-attachment: fixed;
  color: var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 720px; margin: 0 auto; padding: 48px 24px 96px; }

header.site {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--stroke);
  margin-bottom: 40px;
}

header.site .mark {
  width: 40px; height: 40px; border-radius: 11px;
  background: linear-gradient(135deg, var(--aqua), var(--cyan));
  display: grid; place-items: center;
  font-size: 20px;
  flex: none;
}

header.site .name { font-weight: 700; letter-spacing: -0.3px; font-size: 17px; }
header.site .tag { color: var(--text-3); font-size: 13px; }

nav.site { margin-left: auto; display: flex; gap: 18px; font-size: 14px; }
nav.site a { color: var(--text-2); text-decoration: none; }
nav.site a:hover { color: var(--aqua); }

h1 {
  font-size: 34px; line-height: 1.15; letter-spacing: -1px;
  font-weight: 800; margin: 0 0 8px;
}

.updated { color: var(--text-3); font-size: 14px; margin: 0 0 40px; }

h2 {
  font-size: 19px; letter-spacing: -0.3px; font-weight: 700;
  margin: 40px 0 12px; padding-top: 4px;
}

h3 { font-size: 16px; font-weight: 700; margin: 24px 0 8px; }

p, li { color: var(--text-2); }
li { margin-bottom: 6px; }
strong { color: var(--text); font-weight: 600; }
a { color: var(--aqua); }

.card {
  background: var(--surface);
  border: 1px solid var(--stroke);
  border-radius: 16px;
  padding: 20px 24px;
  margin: 24px 0;
}

.card.warn { border-color: rgba(255, 200, 87, 0.38); background: rgba(255, 200, 87, 0.06); }
.card.warn h3 { color: var(--gold); margin-top: 0; }

table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 15px; }
th, td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--stroke); vertical-align: top; }
th { color: var(--text-3); font-size: 12px; text-transform: uppercase; letter-spacing: 0.8px; font-weight: 700; }
td { color: var(--text-2); }
td:first-child { color: var(--text); font-weight: 600; white-space: nowrap; }

footer.site {
  margin-top: 64px; padding-top: 24px;
  border-top: 1px solid var(--stroke);
  color: var(--text-3); font-size: 13px;
  display: flex; flex-wrap: wrap; gap: 16px;
}
footer.site a { color: var(--text-3); }

@media (max-width: 560px) {
  .wrap { padding: 32px 18px 64px; }
  h1 { font-size: 27px; }
  header.site { flex-wrap: wrap; }
  nav.site { margin-left: 0; width: 100%; }
  td:first-child { white-space: normal; }
}