:root {
  --bg: #f3f5f7;
  --surface: #ffffff;
  --surface-2: #f8fafb;
  --text: #17212b;
  --muted: #5d6b78;
  --border: #dde3e8;
  --brand: #0e7c66;
  --brand-ink: #ffffff;
  --brand-soft: #e3f3ef;
  --danger: #c2372f;
  --danger-soft: #fbe9e7;
  --warn: #b46a00;
  --warn-soft: #fff3df;
  --live: #d6232a;
  --info-soft: #e7f0fb;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(16, 24, 32, .06), 0 2px 8px rgba(16, 24, 32, .05);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1418; --surface: #182027; --surface-2: #1d262e; --text: #e8edf1; --muted: #9aa8b4;
    --border: #2b3741; --brand: #2bb394; --brand-ink: #06231c; --brand-soft: #16352e;
    --danger: #ff6b61; --danger-soft: #3a1d1b; --warn: #ffb547; --warn-soft: #3a2c14;
    --info-soft: #1a2a3c; --shadow: none;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--brand); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: 1.6rem; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.05rem; }
p { margin: 0 0 1em; }
small, .muted { color: var(--muted); }
code { background: var(--surface-2); border: 1px solid var(--border); border-radius: 6px; padding: 1px 6px; font-size: .9em; word-break: break-all; }

/* Layout */
.topbar { background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 10; }
.topbar .inner { display: flex; align-items: center; gap: 12px; max-width: 1100px; margin: auto; padding: 10px 16px; flex-wrap: wrap; }
.brand { font-weight: 700; text-decoration: none; color: var(--text); display: flex; align-items: center; gap: 8px; margin-right: auto; }
.brand .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--brand); }
.nav { display: flex; gap: 4px; align-items: center; flex-wrap: wrap; }
.nav a, .nav button.link { color: var(--text); text-decoration: none; padding: 6px 10px; border-radius: 8px; font-size: .95rem; }
.nav a:hover, .nav button.link:hover { background: var(--surface-2); }
.nav a.active { background: var(--brand-soft); color: var(--brand); }
.credits-pill { background: var(--brand-soft); color: var(--brand) !important; font-weight: 600; }
.nav-wide { display: contents; }
.nav button.link { padding: 6px 10px; }
.nav-menu { display: none; position: relative; }
.nav-menu summary { list-style: none; cursor: pointer; font-size: 1.3rem; padding: 2px 12px; border-radius: 8px; border: 1px solid var(--border); }
.nav-menu summary::-webkit-details-marker { display: none; }
.nav-menu-panel {
  position: absolute; right: 0; top: calc(100% + 8px); min-width: 190px; display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 6px; box-shadow: 0 8px 24px rgba(0,0,0,.15);
}
.nav-menu-panel a, .nav-menu-panel button.link { display: block; width: 100%; text-align: left; padding: 12px 14px; }
@media (max-width: 640px) {
  .nav-wide, .nav-wide-only { display: none; }
  .nav-menu { display: block; }
  .topbar .inner { flex-wrap: nowrap; }
}
.search-row { display: flex; gap: 8px; max-width: 420px; }
.search-row input { flex: 1; min-width: 0; }
.container { max-width: 1100px; margin: auto; padding: 20px 16px 60px; }
.narrow { max-width: 520px; }
.admin-nav { background: var(--surface-2); border-bottom: 1px solid var(--border); }
.admin-nav .inner { max-width: 1100px; margin: auto; padding: 6px 16px; display: flex; gap: 4px; overflow-x: auto; }
.admin-nav a { white-space: nowrap; padding: 6px 10px; border-radius: 8px; text-decoration: none; color: var(--muted); font-size: .92rem; }
.admin-nav a.active, .admin-nav a:hover { color: var(--text); background: var(--surface); }

.grid { display: grid; gap: 16px; }
.grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid.stats { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.stack > * + * { margin-top: 12px; }
.spacer { height: 16px; }

/* Cards */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); }
.card.flat { box-shadow: none; }
.card h2:first-child, .card h3:first-child { margin-top: 0; }
.stat .num { font-size: 1.6rem; font-weight: 700; }
.stat .label { color: var(--muted); font-size: .85rem; }

.court-card { display: flex; flex-direction: column; gap: 10px; text-decoration: none; color: inherit; }
.court-card:hover { border-color: var(--brand); }

/* Status */
.status { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: .9rem; padding: 4px 10px; border-radius: 999px; }
.status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.status.available { background: var(--brand-soft); color: var(--brand); }
.status.recording, .status.starting { background: var(--danger-soft); color: var(--danger); }
.status.recording::before { animation: pulse 1.4s infinite; }
.status.streaming { background: var(--danger-soft); color: var(--live); }
.status.streaming::before { animation: pulse 1.4s infinite; }
.status.offline, .status.no_camera, .status.disabled { background: var(--surface-2); color: var(--muted); }
@keyframes pulse { 50% { opacity: .25; } }

.badge { display: inline-block; font-size: .78rem; font-weight: 600; padding: 2px 8px; border-radius: 999px; background: var(--surface-2); color: var(--muted); border: 1px solid var(--border); }
.badge.ready, .badge.paid, .badge.live, .badge.on { background: var(--brand-soft); color: var(--brand); border-color: transparent; }
.badge.recording, .badge.pending, .badge.uploading, .badge.scheduled { background: var(--warn-soft); color: var(--warn); border-color: transparent; }
.badge.failed, .badge.off { background: var(--danger-soft); color: var(--danger); border-color: transparent; }
.badge.live { background: var(--live); color: #fff; }

.hero-status { text-align: center; padding: 28px 18px; }
.hero-status .big { font-size: 1.3rem; font-weight: 700; margin: 10px 0 4px; }
.countdown { font-variant-numeric: tabular-nums; font-size: 2.6rem; font-weight: 700; letter-spacing: 1px; }

/* Forms */
label { display: block; font-weight: 600; font-size: .92rem; margin-bottom: 4px; }
.field { margin-bottom: 14px; }
.field .hint { font-weight: 400; color: var(--muted); font-size: .85rem; margin-top: 4px; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=datetime-local], input[type=search], select, textarea {
  width: 100%; padding: 11px 12px; font: inherit; color: var(--text); background: var(--surface);
  border: 1px solid var(--border); border-radius: 10px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--brand); outline-offset: 0; border-color: transparent; }
textarea { min-height: 90px; resize: vertical; }
.check { display: flex; gap: 8px; align-items: center; font-weight: 500; }
.check input { width: 18px; height: 18px; }
.inline-form { display: inline; }
.form-row { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; cursor: pointer;
  padding: 10px 16px; font: inherit; font-weight: 600; border-radius: 10px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text); text-decoration: none; line-height: 1.2;
}
.btn:hover { border-color: var(--muted); }
.btn.primary { background: var(--brand); color: var(--brand-ink); border-color: var(--brand); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn.ghost-danger { color: var(--danger); }
.btn.big { padding: 16px 22px; font-size: 1.1rem; width: 100%; }
.btn.small { padding: 6px 10px; font-size: .85rem; border-radius: 8px; }
.btn.live { background: var(--live); color: #fff; border-color: var(--live); }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
button.link { background: none; border: 0; font: inherit; cursor: pointer; }

/* Flash */
.flash { padding: 12px 14px; border-radius: 10px; margin-bottom: 14px; border: 1px solid transparent; }
.flash.success { background: var(--brand-soft); color: var(--brand); }
.flash.error { background: var(--danger-soft); color: var(--danger); }
.flash.info { background: var(--info-soft); }
.notice { background: var(--warn-soft); color: var(--warn); padding: 10px 14px; border-radius: 10px; margin-bottom: 16px; }

/* Tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
table { width: 100%; border-collapse: collapse; font-size: .93rem; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); background: var(--surface-2); }
tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.pos { color: var(--brand); font-weight: 600; }
.neg { color: var(--danger); font-weight: 600; }

/* Video */
.video-wrap { background: #000; border-radius: var(--radius); overflow: hidden; }
.video-wrap video { width: 100%; display: block; max-height: 75vh; }
.thumb { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: 8px; background: var(--surface-2); display: block; }
.rec-list { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.rec-item { text-decoration: none; color: inherit; }
.rec-item .meta { padding-top: 6px; font-size: .9rem; }

.packs { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
.pack { text-align: center; }
.pack .credits { font-size: 2rem; font-weight: 800; }
.pack .price { font-size: 1.1rem; margin-bottom: 10px; }

.secret { background: var(--warn-soft); border: 1px dashed var(--warn); padding: 14px; border-radius: 10px; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; font-size: .93rem; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-word; }

.footer { text-align: center; color: var(--muted); font-size: .85rem; padding: 30px 16px; }

/* Printable QR page */
.qr-sheet { text-align: center; background: #fff; color: #111; padding: 30px; border-radius: var(--radius); }
.qr-sheet svg { width: min(80vw, 420px); height: auto; }
.qr-sheet h1 { font-size: 2.2rem; }
@media print {
  .topbar, .admin-nav, .no-print, .footer { display: none !important; }
  body, .container { background: #fff; padding: 0; }
  .qr-sheet { box-shadow: none; border: 0; }
}