:root {
  --bg: #faf9f6;
  --ink: #1c1b1f;
  --ink-soft: #55535c;
  --line: #e4e1da;
  --card: #ffffff;
  --accent-vocabuwin: #b5651d;
  --accent-trivia: #5b4b8a;
  --accent: #2d5a4a;
  --radius: 10px;
  --maxw: 780px;
  --gold: #c9962c;
  --danger: #b3392c;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.65;
  font-size: 17px;
}

a { color: var(--accent); text-decoration: none; }
a:hover, a:focus-visible { text-decoration: underline; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

header.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}

.header-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.brand span { color: var(--accent); }

nav.crumbs {
  font-size: 0.9rem;
  color: var(--ink-soft);
}

main {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 40px 24px 80px;
}

h1 {
  font-size: 1.9rem;
  line-height: 1.25;
  margin: 0 0 8px;
}

h2 {
  font-size: 1.25rem;
  margin: 2.2em 0 0.6em;
  border-top: 1px solid var(--line);
  padding-top: 1.2em;
}

h2:first-of-type { border-top: none; padding-top: 0; }

p.tagline {
  color: var(--ink-soft);
  margin-top: 0;
  font-size: 1.05rem;
}

.meta {
  color: var(--ink-soft);
  font-size: 0.9rem;
  margin-bottom: 2em;
}

.game-list {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.game-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.game-card .tag {
  display: inline-block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #fff;
  padding: 3px 9px;
  border-radius: 999px;
  margin-bottom: 6px;
}

.tag.vocabuwin { background: var(--accent-vocabuwin); }
.tag.trivia { background: var(--accent-trivia); }

.game-card h3 { margin: 0 0 4px; font-size: 1.1rem; }
.game-card p { margin: 0; color: var(--ink-soft); font-size: 0.95rem; }

.btn {
  display: inline-block;
  border: 1px solid var(--ink);
  border-radius: 999px;
  padding: 9px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
  color: var(--ink);
}
.btn:hover { background: var(--ink); color: var(--bg); text-decoration: none; }

.btn.primary.vocabuwin { border-color: var(--accent-vocabuwin); color: var(--accent-vocabuwin); }
.btn.primary.vocabuwin:hover { background: var(--accent-vocabuwin); color: #fff; }
.btn.primary.trivia { border-color: var(--accent-trivia); color: var(--accent-trivia); }
.btn.primary.trivia:hover { background: var(--accent-trivia); color: #fff; }

.pill-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 8px;
}

.pill-links a {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 0.88rem;
  color: var(--ink);
}
.pill-links a:hover { border-color: var(--ink); text-decoration: none; }

details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 18px;
  margin-bottom: 10px;
  background: var(--card);
}
details summary {
  font-weight: 600;
  cursor: pointer;
}
details p { margin: 10px 0 0; color: var(--ink-soft); }

footer {
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.85rem;
}
footer .footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 24px 24px 40px;
}

ul.clean { padding-left: 1.2em; }
ul.clean li { margin-bottom: 0.4em; }

.contact-box {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 22px;
  margin-top: 1.5em;
}

@media (max-width: 480px) {
  .game-card { flex-direction: column; align-items: flex-start; }
  h1 { font-size: 1.5rem; }
}

/* ── Campaign page ─────────────────────────────────────────────── */
.prize-banner {
  background: linear-gradient(135deg, var(--accent-vocabuwin), #8f4c14);
  color: #fff;
  border-radius: var(--radius);
  padding: 24px 26px;
  margin: 20px 0 28px;
}
.prize-banner .prize-amount {
  font-size: 1.8rem;
  font-weight: 800;
  margin: 4px 0;
}
.prize-banner p { margin: 0; opacity: 0.92; font-size: 0.95rem; }

.step-list {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 20px 0;
}
.step-list li {
  counter-increment: step;
  position: relative;
  padding: 4px 0 16px 42px;
  border-left: 2px solid var(--line);
  margin-left: 15px;
}
.step-list li:last-child { border-left: 2px solid transparent; padding-bottom: 0; }
.step-list li::before {
  content: counter(step);
  position: absolute;
  left: -16px;
  top: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--accent-vocabuwin);
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.warn-box {
  background: #fff6ec;
  border: 1px solid #f0d3ad;
  border-radius: var(--radius);
  padding: 14px 18px;
  margin: 14px 0;
  font-size: 0.92rem;
  color: #7a4a12;
}
.warn-box strong { color: #5c3708; }

form.campaign-form {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  margin: 20px 0;
}
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
}
.form-group .hint {
  display: block;
  font-size: 0.82rem;
  color: var(--ink-soft);
  margin-top: 5px;
}
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="file"] {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  background: var(--bg);
  color: var(--ink);
}
.form-group input:focus {
  outline: 2px solid var(--accent-vocabuwin);
  outline-offset: 1px;
}
.submit-btn {
  width: 100%;
  border: none;
  border-radius: 999px;
  padding: 13px 20px;
  background: var(--accent-vocabuwin);
  color: #fff;
  font-weight: 700;
  font-size: 0.98rem;
  cursor: pointer;
}
.submit-btn:hover { background: #8f4c14; }
.submit-btn:disabled { opacity: 0.6; cursor: not-allowed; }

.form-status {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
  display: none;
}
.form-status.success { display: block; background: #e9f5ee; color: #1e5c3a; }
.form-status.error { display: block; background: #fbeaea; color: var(--danger); }
.form-status.loading { display: block; background: var(--bg); color: var(--ink-soft); }

table.leaderboard {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 0.92rem;
}
table.leaderboard th, table.leaderboard td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}
table.leaderboard th {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}
table.leaderboard tr.winner-row { background: #fff8ec; }
.rank-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--gold);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
}
.empty-state {
  color: var(--ink-soft);
  font-size: 0.9rem;
  padding: 16px 0;
  text-align: center;
}