/*
 * Door scanner — mobile first. Colours come from the client's scanner-surface
 * tokens (client-brand.js sets --bg/--text/--admin-* with AA contrast). Only the
 * three result states use fixed semantic colours so valid / used / invalid read
 * the same at every venue.
 */
:root {
  --sc-ok: #15803d;
  --sc-warn: #8a6d00;
  --sc-bad: #b91c1c;
  --sc-on-result: #ffffff;
  --sc-muted: var(--admin-text-muted, var(--muted, #6b7280));
  --sc-border: color-mix(in srgb, var(--text, #111827) 22%, transparent);
  --sc-panel: var(--admin-surface, color-mix(in srgb, var(--bg, #f4f6f8) 86%, var(--text, #111827) 14%));
  --sc-accent: var(--admin-accent, var(--accent, #6b7280));
  --sc-on-accent: var(--admin-accent-on, var(--on-accent, #ffffff));
  --sc-ring: var(--admin-focus-ring, var(--focus, #6b7280));
  --sc-font-display: var(--font-display, inherit);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--os-font-body, system-ui, sans-serif);
  background: var(--bg, var(--os-paper, #f4f6f8));
  color: var(--text, var(--os-ink, #111827));
  -webkit-tap-highlight-color: transparent;
}

.hidden {
  display: none !important;
}

.screen {
  max-width: 480px;
  margin: 0 auto;
  padding: 1rem;
}

/* ---- header ---- */
.sc-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.sc-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-width: 0;
  flex: 1;
}
.sc-logo {
  height: 2.25rem;
  width: auto;
  max-width: 7rem;
  object-fit: contain;
}
.sc-name {
  font-family: var(--sc-font-display);
  font-weight: 700;
  font-size: 1rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.sc-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.75rem;
  height: 2.75rem;
  padding: 0 0.75rem;
  border-radius: 0.75rem;
  border: 1px solid var(--sc-border);
  background: transparent;
  color: var(--text, #111827);
  font: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
}
.sc-icon-btn[aria-pressed="true"] {
  background: var(--sc-panel);
}

/* ---- buttons / inputs ---- */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.75rem 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid transparent;
  background: var(--sc-accent);
  color: var(--sc-on-accent);
  font: inherit;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
}
.button.secondary {
  background: transparent;
  color: var(--text, #111827);
  border-color: var(--sc-border);
}
.button:focus-visible,
.sc-icon-btn:focus-visible,
input:focus-visible {
  outline: 3px solid var(--sc-ring);
  outline-offset: 2px;
}
.button:disabled {
  opacity: 0.5;
}
.button.block {
  width: 100%;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}
input {
  display: block;
  width: 100%;
  min-height: 3rem;
  margin-top: 0.3rem;
  padding: 0.6rem 0.8rem;
  border-radius: 0.75rem;
  border: 1px solid var(--sc-border);
  background: var(--sc-panel);
  color: var(--text, #111827);
  font: inherit;
  font-size: 1rem;
  color-scheme: var(--admin-color-scheme, light);
}

.error {
  color: var(--admin-danger-text, #b91c1c);
  min-height: 1.25rem;
}
.muted {
  color: var(--sc-muted);
  font-size: 0.85rem;
}

/* ---- banners ---- */
.banner {
  padding: 0.45rem 0.75rem;
  border-radius: 0.6rem;
  margin: 0 0 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
}
.banner.ok {
  background: var(--admin-badge-ok-bg, #e6f4ea);
  color: var(--admin-badge-ok-fg, #137333);
}
.banner.warn {
  background: var(--admin-badge-warn-bg, #fef7e0);
  color: var(--admin-badge-warn-fg, #8a6d00);
}

/* ---- capacity counter ---- */
.sc-counter {
  border: 1px solid var(--sc-border);
  background: var(--sc-panel);
  border-radius: 0.9rem;
  padding: 0.7rem 0.9rem;
  margin-bottom: 0.75rem;
}
.sc-counter-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
}
.sc-counter-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: var(--label-tracking, 0.1em);
  text-transform: uppercase;
  color: var(--sc-muted);
}
.sc-counter-value {
  font-family: var(--sc-font-display);
  font-size: 1.6rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}
.sc-counter-value small {
  font-size: 1rem;
  font-weight: 600;
  color: var(--sc-muted);
}

/* ---- camera ---- */
.sc-camera {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  max-height: 52dvh;
  overflow: hidden;
  border-radius: 1rem;
  background: #000;
}
.sc-camera video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.sc-frame {
  position: absolute;
  inset: 14%;
  pointer-events: none;
}
.sc-corner {
  position: absolute;
  width: 2.25rem;
  height: 2.25rem;
  border: 4px solid var(--sc-accent);
  /* keeps the corners visible over any camera image */
  filter: drop-shadow(0 0 2px rgba(0, 0, 0, 0.7));
}
.sc-corner.tl { top: 0; left: 0; border-right: 0; border-bottom: 0; border-top-left-radius: 0.75rem; }
.sc-corner.tr { top: 0; right: 0; border-left: 0; border-bottom: 0; border-top-right-radius: 0.75rem; }
.sc-corner.bl { bottom: 0; left: 0; border-right: 0; border-top: 0; border-bottom-left-radius: 0.75rem; }
.sc-corner.br { bottom: 0; right: 0; border-left: 0; border-top: 0; border-bottom-right-radius: 0.75rem; }
.sc-torch {
  position: absolute;
  right: 0.6rem;
  bottom: 0.6rem;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
}
.sc-torch[aria-pressed="true"] {
  background: #fff;
  color: #111827;
}
.sc-hint {
  position: absolute;
  left: 0.6rem;
  bottom: 0.7rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  font-size: 0.75rem;
}

/* ---- manual entry + recent ---- */
.sc-manual {
  display: flex;
  gap: 0.5rem;
  align-items: flex-end;
  margin: 0.9rem 0 0.25rem;
}
.sc-manual label {
  flex: 1;
  margin: 0;
}
.sc-section-title {
  margin: 1rem 0 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: var(--label-tracking, 0.1em);
  text-transform: uppercase;
  color: var(--sc-muted);
}
.sc-recent {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
}
.sc-recent li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--sc-border);
  background: var(--sc-panel);
  border-radius: 0.7rem;
  font-size: 0.9rem;
}
.sc-recent .dot {
  flex: none;
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
}
.sc-recent .dot.valid { background: var(--sc-ok); }
.sc-recent .dot.used { background: var(--sc-warn); }
.sc-recent .dot.invalid { background: var(--sc-bad); }
.sc-recent .what {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.sc-recent time {
  color: var(--sc-muted);
  font-variant-numeric: tabular-nums;
  font-size: 0.8rem;
}
.sc-lock {
  margin-top: 1.25rem;
}

/* ---- full-screen result card ---- */
.sc-result {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 2rem 1.5rem;
  text-align: center;
  opacity: 1;
  color: var(--sc-on-result);
  cursor: pointer;
  animation: sc-pop 0.18s ease-out;
}
.sc-result.valid { background: var(--sc-ok); }
.sc-result.used { background: var(--sc-warn); }
.sc-result.invalid { background: var(--sc-bad); }
@keyframes sc-pop {
  from { transform: scale(0.96); opacity: 0.6; }
  to { transform: scale(1); opacity: 1; }
}
.sc-result p {
  margin: 0;
}
.sc-result-icon {
  font-size: 5.5rem;
  line-height: 1;
  font-weight: 800;
}
.sc-result h2 {
  margin: 0;
  font-family: var(--sc-font-display);
  font-size: clamp(2.2rem, 11vw, 3.5rem);
  line-height: 1.05;
}
.sc-result .tier {
  font-size: 1.6rem;
  font-weight: 700;
}
.sc-result .holder,
.sc-result .when {
  font-size: 1.15rem;
  opacity: 0.95;
}
.sc-result .sc-bar-reset {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 0.4rem;
  background: rgba(255, 255, 255, 0.85);
  transform-origin: left;
  animation: sc-reset var(--sc-reset-ms, 2s) linear forwards;
}
@keyframes sc-reset {
  from { transform: scaleX(1); }
  to { transform: scaleX(0); }
}
.sc-result .tap {
  margin-top: 1rem;
  font-size: 0.85rem;
  opacity: 0.85;
}

.platform-footer {
  max-width: 480px;
  margin: 0 auto;
  padding: 0 1rem 1.5rem;
  font-size: 0.8rem;
  color: var(--sc-muted);
  text-align: center;
}