:root {
  color-scheme: light dark;
  --bg: #f6f1e6;
  --surface: #fffaf0;
  --surface-strong: #ffffff;
  --ink: #241b18;
  --muted: #6c5b52;
  --line: #ded1bf;
  --accent: #c5492d;
  --accent-2: #246d68;
  --warn: #b36b00;
  --danger: #9b1c1c;
  --ok: #1f7a46;
  --shadow: 0 12px 40px rgba(74, 45, 28, 0.12);
  font-family: "Segoe UI", system-ui, sans-serif;
}

[data-theme="dark"] {
  --bg: #141210;
  --surface: #211d1a;
  --surface-strong: #2d2621;
  --ink: #fff6ea;
  --muted: #c9b8a7;
  --line: #473a31;
  --accent: #f0704f;
  --accent-2: #58b6ac;
  --warn: #f2b15d;
  --danger: #ff8a80;
  --ok: #82d59d;
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.32);
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); }
button, input, select, textarea { font: inherit; }
button {
  border: 1px solid var(--line);
  background: var(--surface-strong);
  color: var(--ink);
  border-radius: 6px;
  padding: 0.68rem 0.9rem;
  cursor: pointer;
}
button:hover { border-color: var(--accent); }
button:disabled { opacity: .45; cursor: not-allowed; }
.primary { background: var(--accent); color: #fff; border-color: var(--accent); font-weight: 700; }

.app-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 18px;
  padding: 22px;
}
.hero-panel, .status-panel, .panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.hero-panel { padding: 22px; }
.brand-row { display: flex; align-items: center; gap: 14px; }
.brand-icon { width: 58px; height: 58px; }
.eyebrow { margin: 0 0 4px; color: var(--accent-2); font-weight: 800; text-transform: uppercase; font-size: .75rem; letter-spacing: .04em; }
h1, h2, h3 { margin: 0; letter-spacing: 0; }
h1 { font-size: clamp(2rem, 4vw, 4rem); line-height: .95; max-width: 820px; }
h2 { font-size: 1.05rem; margin-bottom: 14px; }
.hero-copy { max-width: 880px; line-height: 1.55; color: var(--muted); font-size: 1.04rem; }
.trust-strip { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.trust-strip span, .theme-picker {
  border: 1px solid var(--line);
  background: var(--surface-strong);
  padding: .45rem .7rem;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 700;
}
.theme-picker { display: inline-flex; align-items: center; gap: 8px; }
.theme-picker select { width: auto; min-width: 92px; padding: .28rem .5rem; }
.status-panel { padding: 18px; display: grid; gap: 14px; align-content: center; }
.status-panel div { display: grid; gap: 3px; }
.status-panel strong { font-size: 2.2rem; color: var(--accent); }
.status-panel span { color: var(--muted); }

.workspace {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 18px;
  padding: 0 22px 22px;
}
.rail {
  position: sticky;
  top: 12px;
  align-self: start;
  display: grid;
  gap: 8px;
}
.nav-tab { text-align: left; font-weight: 800; }
.nav-tab.active { background: var(--ink); color: var(--bg); }
.view { display: none; min-width: 0; }
.view.active { display: block; }
.panel { padding: 18px; min-width: 0; }
.split-dashboard, .map-layout, .board-layout, .drill-layout, .report-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, .55fr);
  gap: 18px;
}
label { display: grid; gap: 6px; margin-bottom: 12px; color: var(--muted); font-weight: 700; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--surface-strong);
  color: var(--ink);
  border-radius: 6px;
  padding: .7rem .8rem;
}
textarea { min-height: 110px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr auto; gap: 8px; align-items: end; margin-bottom: 14px; }
.button-row { display: flex; flex-wrap: wrap; gap: 8px; }
.hint { color: var(--muted); margin-top: -6px; }

.coach-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-bottom: 12px; }
.metric { border: 1px solid var(--line); border-radius: 8px; padding: 12px; background: var(--surface-strong); }
.metric b { display: block; font-size: 1.6rem; color: var(--accent-2); }
.warning-list { display: grid; gap: 8px; }
.warning { border-left: 4px solid var(--warn); background: color-mix(in srgb, var(--warn) 14%, transparent); padding: 10px; border-radius: 6px; }
.warning.danger { border-left-color: var(--danger); }
.warning.ok { border-left-color: var(--ok); }

.floor-map {
  display: grid;
  grid-template-columns: repeat(4, minmax(84px, 1fr));
  gap: 10px;
}
.room {
  min-height: 92px;
  border: 2px solid var(--line);
  background: var(--surface-strong);
  border-radius: 8px;
  padding: 10px;
  text-align: left;
  display: grid;
  align-content: space-between;
}
.room.exit { border-color: var(--accent-2); }
.room.blocked { background: color-mix(in srgb, var(--danger) 18%, var(--surface-strong)); border-color: var(--danger); }
.room small { color: var(--muted); }

.cards, .kit-board { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; }
.person-card, .kit-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-strong);
  padding: 12px;
}
.person-card header, .kit-card header { display: flex; justify-content: space-between; gap: 8px; align-items: center; }
.person-card p, .kit-card p { color: var(--muted); margin: 8px 0 0; }
.pill { border-radius: 999px; padding: .2rem .5rem; background: color-mix(in srgb, var(--accent-2) 16%, transparent); color: var(--accent-2); font-size: .78rem; font-weight: 800; }

.drill-card { text-align: center; }
.timer { font-size: clamp(3rem, 10vw, 7rem); font-variant-numeric: tabular-nums; font-weight: 900; color: var(--accent); margin: 18px 0; }
.drill-log { margin: 0; padding-left: 1.4rem; display: grid; gap: 8px; }
.report-panel pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  background: var(--surface-strong);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  min-height: 420px;
}
.footer-links { display: flex; gap: 16px; padding: 0 22px 24px; }
.footer-links a { color: var(--accent-2); font-weight: 800; }

@media (max-width: 900px) {
  .app-shell, .workspace, .split-dashboard, .map-layout, .board-layout, .drill-layout, .report-layout {
    grid-template-columns: 1fr;
  }
  .rail { position: static; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-row { grid-template-columns: 1fr; }
  .floor-map { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .coach-grid { grid-template-columns: 1fr; }
}