* { box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #0f1115;
  color: #e8eaed;
  margin: 0;
  padding: 20px 12px 60px;
}
.wrap { max-width: 640px; margin: 0 auto; }
h1 { font-size: 1.4rem; margin-bottom: 4px; }
.muted { color: #9aa0a6; font-size: 0.9rem; }
.muted.small { font-size: 0.8rem; margin-top: 20px; }
.notice {
  background: #143d2a; border: 1px solid #1e6b41; color: #b7f0cf;
  padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; font-size: 0.9rem;
}
.card {
  background: #1a1d24; border: 1px solid #2a2e37; border-radius: 10px;
  padding: 16px; margin-top: 16px;
}
.card label { display: block; margin-bottom: 12px; font-size: 0.9rem; }
input[type=text], input[type=tel], input[type=date] {
  width: 100%; padding: 10px; margin-top: 6px; border-radius: 6px;
  border: 1px solid #3a3f4b; background: #0f1115; color: #e8eaed; font-size: 1rem;
}
button {
  background: #4a90ff; color: white; border: none; padding: 9px 16px;
  border-radius: 6px; font-size: 0.95rem; cursor: pointer;
}
button:hover { background: #3a7ae0; }
.day {
  background: #161920; border: 1px solid #2a2e37; border-radius: 12px;
  padding: 16px; margin-top: 18px;
}
.day-head { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.day-head h3 { margin: 0; font-size: 1.1rem; }
.time-range { color: #9aa0a6; font-size: 0.85rem; }
.tag {
  font-size: 0.75rem; padding: 2px 8px; border-radius: 10px; font-weight: 600;
}
.tag.closed { background: #3a2020; color: #ff9a9a; border: 1px solid #5a2b2b; }
.board { display: flex; flex-direction: column; gap: 14px; margin-top: 12px; }
.court h4 { margin: 0 0 6px; font-size: 0.95rem; color: #c3c8d1; }
.slots { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.slot {
  display: flex; align-items: center; justify-content: space-between;
  padding: 9px 12px; border-radius: 8px; font-size: 0.87rem;
  border: 1px solid #2a2e37; margin: 0;
}
.slot.taken { background: #24272f; color: #8a8f98; }
.slot.mine { background: #143d2a; border-color: #1e6b41; }
.slot.mine button { background: #d64545; padding: 6px 10px; font-size: 0.8rem; }
.slot.mine.locked { color: #b7f0cf; }
.slot.mine.locked small { color: #6e9d82; font-size: 0.7rem; }
.slot.open { background: #14181f; }
.slot.open.disabled { color: #5a5f68; }
.slot.open button { background: #2f8f4e; padding: 6px 10px; font-size: 0.8rem; }
.snap-link {
  display: inline-block; margin-top: 10px; color: #7fb3ff; font-size: 0.85rem;
  text-decoration: none;
}
.snap-link:hover { text-decoration: underline; }
table.admin-table { width: 100%; border-collapse: collapse; margin-top: 14px; font-size: 0.9rem; }
table.admin-table th, table.admin-table td { text-align: left; padding: 6px 8px; border-bottom: 1px solid #2a2e37; }
table.admin-table button { background: #d64545; padding: 5px 10px; font-size: 0.8rem; }
.subtitle { margin-top: -6px; margin-bottom: 14px; font-size: 0.85rem; letter-spacing: 0.03em; text-transform: uppercase; }
.countdown { font-size: 0.78rem; color: #f0b656; font-weight: 600; }
.instructions {
  background: #161920; border: 1px solid #2a2e37; border-radius: 10px;
  padding: 10px 14px; margin: 14px 0; font-size: 0.87rem;
}
.instructions summary { cursor: pointer; font-weight: 600; color: #cfd3da; }
.instructions ul { margin: 10px 0 2px; padding-left: 20px; }
.instructions li { margin-bottom: 6px; color: #b6bac2; }
.admin-nav { display: flex; flex-wrap: wrap; gap: 4px 14px; margin: 10px 0 18px; font-size: 0.88rem; }
.admin-nav a { color: #9aa0a6; text-decoration: none; }
.admin-nav a.active { color: #7fb3ff; font-weight: 600; }
.admin-nav a:hover { color: #e8eaed; }
.inline-form { display: flex; align-items: flex-end; gap: 12px; flex-wrap: wrap; }
.inline-form label { margin-bottom: 0; }
.slot.adminable select {
  background: #0f1115; color: #e8eaed; border: 1px solid #3a3f4b; border-radius: 5px;
  font-size: 0.78rem; padding: 4px; max-width: 110px;
}
.slot.adminable { flex-direction: column; align-items: stretch; gap: 6px; }
.slot.adminable button { align-self: flex-end; }
table.admin-table tr.warn { background: #3a2020; }
table.admin-table code { word-break: break-all; }
.notice-warn { background: #3a2f14; border-color: #7a5a1e; color: #f0d59a; }
.book-next-form { margin-top: 14px; }
button.book-next {
  width: 100%; padding: 12px; font-size: 1rem; font-weight: 600;
  background: #2f8f4e;
}
button.book-next:hover { background: #26773f; }

.back-link { display: inline-block; margin-bottom: 10px; color: #9aa0a6; text-decoration: none; font-size: 0.88rem; }
.back-link:hover { color: #e8eaed; }
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 18px; }
.stat-box { background: #161920; border: 1px solid #2a2e37; border-radius: 10px; padding: 12px; text-align: center; }
.stat-num { font-size: 1.6rem; font-weight: 700; color: #e8eaed; }
.stat-label { font-size: 0.75rem; color: #9aa0a6; margin-top: 2px; }
.chart-card { background: #161920; border: 1px solid #2a2e37; border-radius: 10px; padding: 14px; margin-top: 12px; }
.chart-svg { width: 100%; height: auto; margin-top: 6px; }
.tournament-banner {
  display: block; margin-top: 16px; padding: 12px 14px; border-radius: 10px;
  background: #2a1f3d; border: 1px solid #4a3570; color: #d9c9ff; text-decoration: none; font-size: 0.9rem;
}
.tournament-banner:hover { background: #33254a; }
.tournament-banner.muted-banner { background: #161920; border-color: #2a2e37; color: #9aa0a6; }
.day-cards-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 16px; }
.day-card {
  display: block; background: #161920; border: 1px solid #2a2e37; border-radius: 12px;
  padding: 14px; text-decoration: none; color: #e8eaed;
}
.day-card:hover { border-color: #4a90ff; }
.day-card.has-booking { border-color: #1e6b41; background: #12241a; }
.day-card-date { font-weight: 600; font-size: 0.95rem; }
.day-card-fill { color: #9aa0a6; font-size: 0.82rem; margin-top: 4px; }
.day-card-tag { margin-top: 6px; font-size: 0.75rem; color: #7fd8a3; font-weight: 600; }
.day-card-tag.full { color: #ff9a9a; }
.danger-btn { background: #d64545; }
.danger-btn:hover { background: #b83838; }