/* stopwatch.css – /tools/stopwatch.html. Loaded after main.css.
   All classes use the "sw-" prefix, colours are scoped to .stopwatch-page.
   Minimum font size on this page is 15px. */

.stopwatch-page {
  --sw-surface: #0c1220;
  --sw-surface2: #111a2e;
  --sw-border: #1e2d4a;
  --sw-accent: #00e5ff;
  --sw-text: #e8edf5;
  --sw-text2: #a3b1c9;
  --sw-green: #06ffa5;
  --sw-red: #ff4060;
  --sw-gold: #ffd166;
  --sw-mono: 'JetBrains Mono', monospace;
  font-size: 15px;
}

.stopwatch-page [hidden] { display: none !important; }
.stopwatch-page button { font-family: inherit; font-size: 15px; }
.stopwatch-page button:focus-visible { outline: 2px solid var(--sw-accent); outline-offset: 2px; }

.stopwatch-page .sw-badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 5px 14px; margin-bottom: 16px;
  border: 1px solid rgba(0, 229, 255, .35); border-radius: 100px; background: rgba(0, 229, 255, .06);
  color: var(--sw-accent); font-family: var(--sw-mono); font-size: 15px; letter-spacing: .5px;
}

/* Main panel */
.stopwatch-page .sw-panel {
  max-width: 760px; margin: 8px auto 28px; padding: 32px 24px; text-align: center;
  border: 1px solid var(--sw-border); border-radius: 24px; background: var(--sw-surface);
  position: relative; overflow: hidden;
}
.stopwatch-page .sw-panel::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--sw-accent), transparent); opacity: .6;
}
.stopwatch-page .sw-panel.running { border-color: rgba(0, 229, 255, .5); box-shadow: 0 0 40px rgba(0, 229, 255, .1); }
.stopwatch-page .sw-state {
  margin-bottom: 8px; color: var(--sw-text2); font-family: var(--sw-mono); letter-spacing: 1px; text-transform: uppercase;
}
.stopwatch-page .sw-panel.running .sw-state { color: var(--sw-green); }
.stopwatch-page .sw-time {
  font-family: var(--sw-mono); font-weight: 700; color: var(--sw-text); line-height: 1.1;
  font-size: clamp(36px, 11vw, 88px); letter-spacing: -2px; font-variant-numeric: tabular-nums; white-space: nowrap;
}
.stopwatch-page .sw-ms { color: var(--sw-accent); font-size: .55em; letter-spacing: 0; }
.stopwatch-page .sw-cur { margin: 10px 0 24px; color: var(--sw-text2); }
.stopwatch-page .sw-cur strong { color: var(--sw-text); font-family: var(--sw-mono); font-variant-numeric: tabular-nums; }

.stopwatch-page .sw-btns { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.stopwatch-page .sw-btn {
  min-width: 130px; padding: 14px 24px; border: 1px solid transparent; border-radius: 14px;
  font-size: 16px; font-weight: 800; cursor: pointer; transition: transform .2s, box-shadow .2s, border-color .2s;
}
.stopwatch-page .sw-btn-main { background: var(--sw-accent); color: #00131a; }
.stopwatch-page .sw-btn-main.is-pause { background: var(--sw-gold); color: #231a00; }
.stopwatch-page .sw-btn-main:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0, 229, 255, .3); }
.stopwatch-page .sw-btn-lap { background: transparent; border-color: var(--sw-accent); color: var(--sw-accent); }
.stopwatch-page .sw-btn-lap:hover:not(:disabled) { background: rgba(0, 229, 255, .1); }
.stopwatch-page .sw-btn-reset { background: transparent; border-color: var(--sw-border); color: var(--sw-text2); }
.stopwatch-page .sw-btn-reset:hover:not(:disabled) { border-color: var(--sw-red); color: var(--sw-red); }
.stopwatch-page .sw-btn:disabled, .stopwatch-page .sw-pill:disabled { opacity: .4; cursor: not-allowed; }
.stopwatch-page .sw-keys { margin-top: 20px; color: var(--sw-text2); line-height: 1.8; }
.stopwatch-page kbd {
  padding: 2px 8px; border: 1px solid var(--sw-border); border-bottom-width: 2px; border-radius: 6px;
  background: var(--sw-surface2); color: var(--sw-text); font-family: var(--sw-mono); font-size: 15px;
}

/* Stats */
.stopwatch-page .sw-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; max-width: 760px; margin: 0 auto 28px;
  overflow: hidden; border-radius: 16px; background: var(--sw-border);
}
.stopwatch-page .sw-stat { padding: 18px 10px; background: var(--sw-surface); text-align: center; }
.stopwatch-page .sw-stat-v {
  font-family: var(--sw-mono); font-size: 18px; font-weight: 700; color: var(--sw-accent); font-variant-numeric: tabular-nums;
}
.stopwatch-page .sw-stat-v.sw-good { color: var(--sw-green); }
.stopwatch-page .sw-stat-v.sw-bad { color: var(--sw-red); }
.stopwatch-page .sw-stat-l { margin-top: 4px; color: var(--sw-text2); }

/* Laps */
.stopwatch-page .sw-laps {
  max-width: 760px; margin: 0 auto 48px; padding: 20px; border: 1px solid var(--sw-border);
  border-radius: 20px; background: var(--sw-surface);
}
.stopwatch-page .sw-laps-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.stopwatch-page .sw-laps-head h2 { font-size: 20px; font-weight: 800; letter-spacing: -.5px; }
.stopwatch-page .sw-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.stopwatch-page .sw-pill {
  padding: 8px 16px; border: 1px solid var(--sw-border); border-radius: 100px; background: transparent;
  color: var(--sw-text2); font-weight: 600; cursor: pointer; transition: border-color .2s, color .2s;
}
.stopwatch-page .sw-pill:hover:not(:disabled) { border-color: var(--sw-accent); color: var(--sw-accent); }
.stopwatch-page .sw-table-wrap { max-height: 420px; overflow: auto; border-radius: 12px; }
.stopwatch-page .sw-table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.stopwatch-page .sw-table th {
  position: sticky; top: 0; padding: 10px 12px; background: var(--sw-surface2); color: var(--sw-text2);
  font-weight: 700; text-align: left; border-bottom: 1px solid var(--sw-border);
}
.stopwatch-page .sw-table td { padding: 10px 12px; border-bottom: 1px solid rgba(30, 45, 74, .6); font-family: var(--sw-mono); color: var(--sw-text); }
.stopwatch-page .sw-table td:first-child { color: var(--sw-text2); }
.stopwatch-page .sw-table tr.is-best td { color: var(--sw-green); }
.stopwatch-page .sw-table tr.is-worst td { color: var(--sw-red); }
.stopwatch-page .sw-tag { margin-left: 6px; font-family: inherit; font-weight: 700; }
.stopwatch-page .sw-empty { padding: 18px 4px 4px; color: var(--sw-text2); text-align: center; }

/* Info */
.stopwatch-page .sw-heading { margin: 48px 0 24px; text-align: center; }
.stopwatch-page .sw-heading h2 { margin-bottom: 8px; font-size: clamp(24px, 3.5vw, 30px); font-weight: 800; letter-spacing: -1px; }
.stopwatch-page .sw-heading p { max-width: 560px; margin: 0 auto; color: var(--sw-text2); line-height: 1.6; }
.stopwatch-page .sw-how { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 48px; }
.stopwatch-page .sw-how-card { padding: 20px 18px; border: 1px solid var(--sw-border); border-radius: 16px; background: var(--sw-surface); transition: border-color .2s, transform .2s; }
.stopwatch-page .sw-how-card:hover { border-color: var(--sw-accent); transform: translateY(-3px); }
.stopwatch-page .sw-step {
  display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; margin-bottom: 12px;
  border-radius: 8px; background: rgba(0, 229, 255, .12); color: var(--sw-accent); font-family: var(--sw-mono); font-weight: 700;
}
.stopwatch-page .sw-how-card h3 { margin-bottom: 6px; font-size: 16px; font-weight: 800; }
.stopwatch-page .sw-how-card p { color: var(--sw-text2); line-height: 1.6; }
.stopwatch-page .sw-faq { margin-bottom: 48px; }
.stopwatch-page .sw-faq-item { margin-bottom: 10px; border: 1px solid var(--sw-border); border-radius: 14px; background: var(--sw-surface); }
.stopwatch-page .sw-faq-item[open] { border-color: var(--sw-accent); }
.stopwatch-page .sw-faq-item summary { padding: 16px 20px; font-weight: 700; color: var(--sw-text); cursor: pointer; list-style: none; }
.stopwatch-page .sw-faq-item summary::-webkit-details-marker { display: none; }
.stopwatch-page .sw-faq-item summary::after { content: '+'; float: right; color: var(--sw-accent); font-family: var(--sw-mono); }
.stopwatch-page .sw-faq-item[open] summary::after { content: '\2013'; }
.stopwatch-page .sw-faq-item p { padding: 0 20px 18px; color: var(--sw-text2); line-height: 1.7; }

.sw-toast {
  position: fixed; right: 24px; bottom: 24px; z-index: 9990; max-width: min(360px, calc(100vw - 48px));
  padding: 14px 18px; border: 1px solid rgba(0, 229, 255, .45); border-radius: 12px; background: #0c1220;
  color: #e8edf5; font-size: 15px; box-shadow: 0 8px 30px rgba(0, 0, 0, .5);
  transform: translateY(150%); opacity: 0; transition: transform .35s, opacity .35s; pointer-events: none;
}
.sw-toast.show { transform: translateY(0); opacity: 1; }

@media (max-width: 860px) { .stopwatch-page .sw-how { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) {
  .stopwatch-page .sw-how { grid-template-columns: 1fr; }
  .stopwatch-page .sw-stats { grid-template-columns: repeat(2, 1fr); }
  .stopwatch-page .sw-panel { padding: 24px 12px; }
  .stopwatch-page .sw-btn { flex: 1 1 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .stopwatch-page * { transition: none !important; animation: none !important; }
  .sw-toast { transition: none; }
}