:root {
  --bg: #f3f6fd;
  --panel: rgba(255, 255, 255, 0.82);
  --panel-solid: #ffffff;
  --tile: #f7f9ff;
  --line: #dbe3f6;
  --text: #14235a;
  --muted: #5d6b94;
  --blue: #2563eb;
  --sky: #0ea5e9;
  --violet: #7c5cff;
  --gold: #f5a623;
  --gold-ink: #7a4a00;
  --red: #d92d4a;
  --radius: 20px;
  color-scheme: light;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.45 "Space Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

/* bright gradient backdrop with a faint grid */
.bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(60vw 50vh at 8% -10%, rgba(14, 165, 233, 0.28), transparent 60%),
    radial-gradient(55vw 50vh at 100% 0%, rgba(124, 92, 255, 0.22), transparent 60%),
    radial-gradient(60vw 45vh at 50% 112%, rgba(245, 166, 35, 0.24), transparent 60%),
    linear-gradient(rgba(37, 99, 235, 0.045) 1px, transparent 1px) 0 0 / 44px 44px,
    linear-gradient(90deg, rgba(37, 99, 235, 0.045) 1px, transparent 1px) 0 0 / 44px 44px,
    var(--bg);
}

.wrap { max-width: 1180px; margin: 0 auto; padding: 8px 16px 40px; display: grid; gap: 18px; }

/* ---------- top bar ---------- */
.topbar {
  max-width: 1180px;
  margin: 0 auto;
  padding: 18px 16px 10px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.logo { display: inline-flex; align-items: center; text-decoration: none; border-radius: 10px; filter: drop-shadow(0 8px 18px rgba(34, 31, 114, 0.25)); }
.logo img { height: 52px; width: auto; display: block; }
.logo .wordmark { display: none; color: #221f72; font-size: 24px; letter-spacing: 0.04em; }
.logo.no-img img { display: none; }
.logo.no-img .wordmark { display: block; }

.topbar h1 {
  margin: 0;
  font-size: clamp(26px, 5vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, #14235a 5%, var(--blue) 55%, var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
}
.clock { text-align: right; display: grid; }
#clockTime { font-size: 24px; font-weight: 700; font-variant-numeric: tabular-nums; }
#clockDate { font-size: 13px; color: var(--muted); }
.top-actions { display: flex; gap: 8px; }

/* ---------- cards ---------- */
.card {
  background: var(--panel);
  border: 1px solid #fff;
  border-radius: var(--radius);
  padding: 18px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--line), 0 18px 44px rgba(30, 58, 138, 0.10);
  min-width: 0;
}
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.card h2 { margin: 0; font-size: 15px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; display: flex; align-items: center; gap: 10px; }
.dot { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.dot.cyan { background: var(--sky); box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.18); }
.dot.violet { background: var(--violet); box-shadow: 0 0 0 4px rgba(124, 92, 255, 0.18); }
.dot.gold { background: var(--gold); box-shadow: 0 0 0 4px rgba(245, 166, 35, 0.22); }
.count { font-size: 13px; color: var(--muted); }
.grid2 { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); align-items: start; }
.empty, .muted { color: var(--muted); margin: 4px 0; font-size: 14px; }

.notice {
  border: 1px dashed #e0a436;
  background: #fff8e8;
  color: var(--gold-ink);
  border-radius: 12px;
  padding: 10px 14px;
  font-size: 14px;
}
.notice.error { border-color: #f1a3b0; background: #fff0f2; color: #a3152f; }
code { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 0.92em; }

/* ---------- announcement ---------- */
.announce {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  border-radius: var(--radius);
  color: #fff;
  background: linear-gradient(100deg, #1d4ed8, #4f46e5 55%, #7c5cff);
  box-shadow: 0 18px 40px rgba(59, 70, 229, 0.30);
}
.announce-icon {
  flex: none;
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--gold);
  color: #3a2300;
}
.announce p { margin: 0; }
.announce-title { font-size: clamp(19px, 3.6vw, 26px); font-weight: 700; letter-spacing: -0.01em; }
.announce-note { color: #dbe4ff; margin-top: 2px !important; }

/* ---------- leave ---------- */
.leave-list { display: flex; flex-wrap: wrap; gap: 10px; }
.leave {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px 8px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--tile);
}
.leave.active { border-color: #f2c063; background: #fff6e0; }
.leave-type {
  min-width: 40px;
  text-align: center;
  padding: 6px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  background: #e2ebff;
  color: var(--blue);
}
.leave.active .leave-type { background: var(--gold); color: #3a2300; }
.leave div { display: grid; line-height: 1.25; }
.leave small { color: var(--muted); font-size: 12.5px; }

/* ---------- event rows ---------- */
.ev-list { display: grid; gap: 10px; }
.ev {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--tile);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.ev:hover { border-color: var(--blue); transform: translateY(-1px); box-shadow: 0 10px 24px rgba(37, 99, 235, 0.14); }
.ev.past { opacity: 0.55; }
.ev-date {
  flex: none;
  width: 62px;
  padding: 8px 4px;
  border-radius: 13px;
  text-align: center;
  display: grid;
  line-height: 1.1;
  color: #fff;
  background: linear-gradient(160deg, var(--sky), var(--blue));
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.28);
}
.events-card .ev-date { background: linear-gradient(160deg, #a78bfa, #6d4df2); box-shadow: 0 8px 18px rgba(109, 77, 242, 0.28); }
.ev-date b { font-size: 21px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.ev-date b.range { font-size: 15px; line-height: 1.5; }
.ev-date span { font-size: 11.5px; letter-spacing: 0.14em; text-transform: uppercase; opacity: 0.92; }
.ev-date small { font-size: 10.5px; opacity: 0.85; }
.ev-body { flex: 1; min-width: 0; }
.ev-body h3 { margin: 0; font-size: 17px; font-weight: 600; overflow-wrap: anywhere; }
.ev-body p { margin: 2px 0 0; font-size: 13.5px; color: var(--muted); }
.tag {
  display: inline-block;
  margin-top: 6px;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
  background: #e6ecfb;
  color: #3b4f8f;
}
.tag.now { background: var(--gold); color: #3a2300; }
.tag.soon { background: #d9f1fd; color: #075e8a; }
.pic {
  flex: none;
  min-width: 40px;
  padding: 6px 10px;
  text-align: center;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 700;
  border: 1px solid #cfc4ff;
  color: #4c33c9;
  background: #f1edff;
}

/* ---------- clubs ---------- */
.clubs { display: grid; gap: 10px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.club { padding: 14px; border-radius: 16px; border: 1px solid var(--line); background: var(--tile); display: grid; gap: 8px; align-content: start; }
.club.today { border-color: var(--gold); background: #fff6e0; box-shadow: 0 10px 26px rgba(245, 166, 35, 0.25); }
.club-day { font-size: 12px; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--blue); display: flex; justify-content: space-between; align-items: center; }
.club-day i { font-style: normal; letter-spacing: 0; text-transform: none; font-weight: 700; color: #3a2300; background: var(--gold); border-radius: 999px; padding: 1px 8px; font-size: 11px; }
.club-item { display: grid; }
.club-item b { font-size: 19px; }
.club-item small { color: var(--muted); font-size: 12.5px; }

.foot { display: flex; justify-content: space-between; color: var(--muted); font-size: 13px; padding: 4px 4px 0; }
.foot a, .link { color: var(--muted); }
.link { background: none; border: 0; font: inherit; font-size: 13px; text-decoration: underline; cursor: pointer; padding: 4px; }
.foot a:hover, .link:hover { color: var(--blue); }

/* ---------- admin ---------- */
.btn {
  font: inherit;
  font-weight: 600;
  font-size: 14px;
  padding: 10px 16px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
.btn:hover { border-color: var(--blue); }
.btn:disabled { opacity: 0.6; cursor: wait; }
.btn.primary { border: 0; color: #fff; background: linear-gradient(90deg, var(--blue), #4f46e5); box-shadow: 0 8px 18px rgba(37, 99, 235, 0.28); }
.btn.danger { color: var(--red); border-color: #f3bcc5; }
.btn.small { padding: 7px 12px; font-size: 13px; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

.login { max-width: 420px; width: 100%; margin: 6vh auto 0; }
.login h2 { margin-bottom: 6px; }
form, .stack { display: grid; gap: 14px; }
label { display: grid; gap: 6px; font-size: 13.5px; color: var(--muted); }
label.check { display: flex; align-items: center; gap: 10px; color: var(--text); font-size: 15px; }
input:not([type="checkbox"]), select {
  font: inherit;
  width: 100%;
  padding: 11px 12px;
  border-radius: 10px;
  border: 1px solid #c9d4ee;
  background: #fff;
  color: var(--text);
}
input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--blue); }
.form-error { margin: 0; color: #a3152f; font-size: 14px; }

.tabs { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 14px; }
.tab { font: inherit; font-size: 14px; font-weight: 600; white-space: nowrap; padding: 9px 16px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--muted); cursor: pointer; }
.tab.on { background: var(--blue); border-color: var(--blue); color: #fff; }
.rows { display: grid; gap: 8px; }
.row { display: flex; align-items: center; gap: 12px; padding: 12px; border-radius: 12px; border: 1px solid var(--line); background: var(--tile); flex-wrap: wrap; }
.row-text { flex: 1 1 220px; min-width: 0; display: grid; overflow-wrap: anywhere; }
.row-text small { color: var(--muted); font-size: 13px; }
.row-actions { display: flex; gap: 8px; }

dialog {
  width: min(480px, calc(100vw - 32px));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-solid);
  color: var(--text);
  padding: 22px;
  box-shadow: 0 30px 80px rgba(20, 35, 90, 0.3);
}
dialog::backdrop { background: rgba(20, 35, 90, 0.35); backdrop-filter: blur(4px); }
dialog h2 { margin: 0; font-size: 18px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 10px; }

@media (max-width: 560px) {
  .clock { width: 100%; text-align: left; display: flex; align-items: baseline; gap: 10px; }
  #clockTime { font-size: 18px; }
  .logo img { height: 42px; }
  .ev { gap: 10px; padding: 10px; }
  .ev-date { width: 54px; }
  .admin .topbar h1 { flex: none; }
  .top-actions { margin-left: auto; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }