:root {
  --bg: #2B2A28;
  --bg-2: #353431;
  --ink: #E9D8A6;
  --ink-soft: #cdbf94;
  --green: #2EAD5B;
  --green-ink: #0f2a18;
  --line: rgba(233, 216, 166, 0.22);
  --radius: 14px;
  --max: 1080px;
}
:root[data-theme="light"] {
  --bg: #F6EFD9;
  --bg-2: #EDE3C3;
  --ink: #2B2A28;
  --ink-soft: #55524b;
  --green: #1f8a45;
  --green-ink: #ffffff;
  --line: rgba(43, 42, 40, 0.22);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.55;
  font-size: 18px;
}
a { color: var(--green); }
a:hover { text-decoration-thickness: 2px; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 8px; top: 8px; background: var(--green); color: var(--green-ink); padding: 8px 12px; z-index: 50; }

/* live banner */
.live-band { display: none; background: var(--green); color: var(--green-ink); text-align: center; padding: 12px 20px; font-weight: 700; }
.live-band.on { display: block; }
.live-band a { color: inherit; }

/* header */
header.site { border-bottom: 1px solid var(--line); }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 14px; padding-bottom: 14px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 800; letter-spacing: 0.02em; }
.brand svg { width: 38px; height: 38px; }
nav.main { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }
nav.main a { color: var(--ink); text-decoration: none; font-weight: 600; }
nav.main a[aria-current="page"] { color: var(--green); }
nav.main a:hover { color: var(--green); }
.theme-toggle { background: none; border: 1px solid var(--line); color: var(--ink); border-radius: 999px; padding: 6px 12px; font: inherit; font-size: 14px; cursor: pointer; }

/* hero */
.hero { padding: 64px 0 48px; text-align: center; }
.hero h1 { font-size: clamp(2.4rem, 8vw, 4.6rem); line-height: 1.02; margin: 0 0 12px; letter-spacing: -0.02em; }
.hero .tag { font-size: 1.25rem; color: var(--ink-soft); font-style: italic; margin: 0 0 28px; }
.hero .sub { max-width: 640px; margin: 0 auto 28px; }
.mark-big { width: 120px; height: 120px; margin: 0 auto 20px; display: block; }
.btn { display: inline-block; background: var(--green); color: var(--green-ink); font-weight: 800; padding: 14px 24px; border-radius: 999px; text-decoration: none; margin: 4px; }
.btn.ghost { background: transparent; color: var(--ink); border: 2px solid var(--line); }
.btn:hover { filter: brightness(1.1); }

section.block { padding: 48px 0; border-top: 1px solid var(--line); }
section.block h2 { font-size: clamp(1.6rem, 5vw, 2.2rem); margin: 0 0 18px; }
.grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.card h3 { margin: 0 0 6px; }
.card .meta { color: var(--green); font-weight: 700; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; }
.card p { margin: 8px 0 0; color: var(--ink-soft); }

/* palette placeholder panels */
.panel { border-radius: var(--radius); border: 1px dashed var(--line); background: linear-gradient(135deg, var(--bg-2), var(--bg)); min-height: 180px; display: flex; align-items: center; justify-content: center; text-align: center; padding: 20px; color: var(--ink-soft); font-size: 0.95rem; }
.embed { aspect-ratio: 16 / 9; width: 100%; }

.rules { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.rules li { background: var(--bg-2); border-left: 6px solid var(--green); padding: 16px 18px; border-radius: 8px; font-size: 1.25rem; font-weight: 700; }

.socials { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin: 0; }
.socials a { display: inline-block; border: 1px solid var(--line); border-radius: 999px; padding: 8px 16px; color: var(--ink); text-decoration: none; font-weight: 600; }
.socials a:hover { border-color: var(--green); color: var(--green); }

.sched { font-size: 1.4rem; font-weight: 800; }

footer.site { border-top: 1px solid var(--line); padding: 32px 0 48px; color: var(--ink-soft); font-size: 0.95rem; }
footer.site .rows { display: grid; gap: 8px; }

.page-head { padding: 48px 0 8px; }
.page-head h1 { font-size: clamp(2rem, 7vw, 3.2rem); margin: 0 0 8px; }
.prose { max-width: 720px; }
.prose p { margin: 0 0 16px; }

@media (max-width: 560px) { body { font-size: 17px; } .hero { padding-top: 40px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }