/* BORDERLINE theme: a cold frontier post. Iron greys, lamp-lit ochre, ministry red. */
:root {
  --bg: #161714;
  --bg-2: #1f201c;
  --panel: #262722;
  --line: #3a3b33;
  --text: #e6dfcf;
  --muted: #a39d8c;
  --ochre: #c9a24a;
  --red: #b0302a;
  --green: #2f6b3a;
  --paper: #ece4cf;
  --paper-2: #ddd3b8;
  --ink: #2a2620;
  --font-ui: 'IBM Plex Sans', system-ui, sans-serif;
  --font-head: 'Oswald', 'Arial Narrow', sans-serif;
  --font-doc: 'IBM Plex Mono', ui-monospace, monospace;
  --radius: 6px;
  color-scheme: dark;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; }
body {
  min-height: 100vh;
  background: radial-gradient(ellipse at 50% -10%, #2a2a22 0%, var(--bg) 60%) fixed, var(--bg);
  color: var(--text);
  font: 15px/1.5 var(--font-ui);
}
[hidden] { display: none !important; }
h1, h2, h3 { font-family: var(--font-head); letter-spacing: .04em; margin: 0; }
.kicker { margin: 0 0 .4rem; color: var(--ochre); font: 600 .75rem/1.3 var(--font-ui); letter-spacing: .14em; text-transform: uppercase; }

.logo { font-size: clamp(3rem, 12vw, 5.5rem); line-height: 1; letter-spacing: .08em; }
.logo span, .hud-logo span { color: var(--red); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  min-height: 44px; padding: .55rem 1.1rem; border-radius: var(--radius);
  border: 1px solid var(--line); background: var(--panel); color: var(--text);
  font: 600 .9rem var(--font-ui); letter-spacing: .03em; text-decoration: none; cursor: pointer;
}
.btn:hover:not(:disabled) { border-color: var(--ochre); }
.btn.primary { background: var(--ochre); border-color: var(--ochre); color: #1d1a10; }
.btn.primary:hover:not(:disabled) { background: #d8b45c; }
.btn.ghost { background: transparent; }
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn-row { display: flex; flex-wrap: wrap; gap: .6rem; }
:focus-visible { outline: 3px solid var(--ochre); outline-offset: 2px; }

/* intro */
.intro { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.intro-card { max-width: 620px; }
.intro-text { color: var(--muted); font-size: 1.05rem; margin: 1.2rem 0 1.6rem; }

/* end-of-shift dialog */
.modal-backdrop { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 16px; background: #0b0b09cc; }
.modal { width: min(520px, 100%); max-height: calc(100vh - 32px); overflow-y: auto; background: var(--panel); border: 1px solid var(--line); border-top: 4px solid var(--red); border-radius: var(--radius); padding: 1.4rem; }
.modal h2 { font-size: 1.8rem; margin-bottom: 1rem; }
.summary-stats { margin: 0 0 1rem; display: grid; gap: .3rem; }
.summary-stats div { display: flex; justify-content: space-between; border-bottom: 1px dashed var(--line); padding: .3rem 0; }
.summary-stats dt { color: var(--muted); }
.summary-stats dd { margin: 0; font-weight: 600; font-variant-numeric: tabular-nums; }
.summary-note { color: var(--muted); font-size: .9rem; margin: 0 0 1.2rem; }
.summary-total { border-bottom-style: solid !important; font-size: 1.05rem; }
.summary-sub { font-size: 1rem; margin: 0 0 .5rem; color: var(--ochre); }
.summary-mistakes { margin: 0 0 1rem; padding-left: 1.2rem; font-size: .86rem; color: #d8d0bc; }
.summary-mistakes li + li { margin-top: .5rem; }
.summary-penalty { display: inline-block; margin-left: .3rem; padding: 0 .4rem; border-radius: 3px; background: #5a2424; color: #f3d4cc; font-size: .75rem; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}