/* SISD brand palette, sampled from the SISD Brand Guide 2025/26. */
:root {
  --bg: #f9f5ee;          /* off-white */
  --card: #ffffff;
  --ink: #102f54;         /* navy, primary */
  --soft: #405a77;        /* navy tint for secondary text, 4.5:1 on off-white */
  --line: #e3ded5;
  --red: #cf4347;         /* red, primary */
  --teal: #3a7d8a;        /* teal deepened from #4894A3 for 4.5:1 body text */
  --pale: #bfe9f3;        /* teal pale */
  --gold: #f7cd45;
  --blush: #e7b6a3;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a2039;
    --card: #102f54;      /* navy */
    --ink: #f9f5ee;       /* off-white */
    --soft: #bfe9f3;      /* teal pale */
    --line: #1e3f63;
    --red: #f08a8d;       /* red lifted for contrast on navy */
    --teal: #66cad5;
    --pale: #14395e;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 17px/1.65 "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
/* The red top rule is SISD's signature on every page of every school document. */
body::before { content: ""; display: block; height: 6px; background: var(--red); }
main { max-width: 720px; margin: 0 auto; padding: 32px 16px 80px; }
h1, h2, h3 { font-family: "Montserrat", -apple-system, BlinkMacSystemFont, sans-serif; line-height: 1.2; }
/* The guide always sets headline Montserrat in capitals. */
h1 { text-transform: uppercase; letter-spacing: -0.01em; }
h1 { font-size: 2.2rem; font-weight: 800; margin: 8px 0 4px; }
h2 { font-size: 1.3rem; margin: 36px 0 8px; }
h3 { font-size: 1.05rem; margin: 22px 0 4px; }
a { color: var(--red); }
.eyebrow {
  color: var(--red); font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase; margin: 0;
}
.meta, .crumb { color: var(--soft); font-size: 0.92rem; }
.crumb a { text-decoration: none; font-weight: 600; }
.hero { text-align: center; padding: 40px 0 24px; }
.hero .mark { width: 84px; height: 84px; margin: 0 auto 12px; display: block; }
.hero p { color: var(--soft); font-size: 1.15rem; max-width: 540px; margin: 12px auto 0; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; margin: 28px 0; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 18px; }
.card h3 { margin-top: 0; }
.card p { margin: 0; color: var(--soft); font-size: 0.97rem; }
.card.accent { border-left: 5px solid var(--teal); }
.links { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 28px; }
.button {
  display: inline-block; background: var(--red); color: #fff; text-decoration: none; font-weight: 700;
  padding: 12px 22px; border-radius: 14px;
}
.button.soft { background: transparent; color: var(--red); border: 1.5px solid var(--red); }
.langs { text-align: center; color: var(--soft); font-size: 1rem; margin-top: 18px; }
.langs span { display: inline-block; margin: 0 6px; }
details { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; margin: 10px 0; }
summary { font-weight: 700; cursor: pointer; }
details p { color: var(--soft); margin: 10px 0 0; }
blockquote {
  margin: 20px 0; padding: 14px 18px; background: var(--pale);
  border-left: 5px solid var(--teal); border-radius: 0 12px 12px 0; color: var(--ink);
}
blockquote p { margin: 0; }
footer { color: var(--soft); font-size: 0.9rem; text-align: center; margin-top: 56px; }