:root {
  --bg: #0f1220;
  --panel: #171b2e;
  --panel-2: #1e2440;
  --line: #2c335a;
  --text: #e8eaf6;
  --muted: #9aa3c7;
  --accent: #6c8cff;
  --accent-2: #46e0b0;
  --danger: #ff6b6b;
  --radius: 12px;
}

* { box-sizing: border-box; }

/* Components that set their own display (e.g. the grid hold ring) must still hide. */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}

.topbar h1 { font-size: 1.15rem; margin: 0; }

.mode-switch { display: flex; gap: 6px; background: var(--panel); padding: 4px; border-radius: 10px; }

.mode-btn {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
}

.mode-btn.active { background: var(--accent); color: #fff; }

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(320px, 0.9fr);
  gap: 20px;
  padding: 20px;
  max-width: 1200px;
  margin: 0 auto;
}

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
}

.video-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

#video, #overlay, #draw {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scaleX(-1);
}

#video { z-index: 1; }
#overlay { z-index: 2; }
/* draw canvas stores pixels already mirrored in JS, so it must not be CSS-flipped */
#draw { z-index: 3; transform: none; }

.status {
  position: absolute;
  left: 12px;
  bottom: 12px;
  z-index: 4;
  background: rgba(0, 0, 0, 0.6);
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.85rem;
  max-width: 80%;
}

.hold-ring {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 4;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 1.4rem;
  background:
    radial-gradient(closest-side, rgba(0,0,0,0.65) 78%, transparent 80% 100%),
    conic-gradient(var(--accent-2) var(--p, 0%), rgba(255,255,255,0.15) 0);
}

.stage-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 12px;
  flex-wrap: wrap;
}

button {
  font: inherit;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  padding: 9px 14px;
  border-radius: 9px;
  cursor: pointer;
}

button:hover:not(:disabled) { border-color: var(--accent); }
button:disabled { opacity: 0.45; cursor: not-allowed; }

button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.accent { background: var(--accent-2); border-color: var(--accent-2); color: #06231a; font-weight: 700; }

.chk { display: flex; align-items: center; gap: 6px; color: var(--muted); font-size: 0.85rem; }

.chk select {
  font: inherit;
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 5px 8px;
}

.voice-note {
  margin: 8px 0 0;
  font-size: 0.78rem;
  color: #ffcf6b;
}

.panel { display: flex; flex-direction: column; gap: 16px; }

.readout {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}

.line { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }

.tag {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  border: 1px solid var(--line);
  padding: 2px 7px;
  border-radius: 6px;
}

.live { font-size: 1.1rem; font-weight: 600; color: var(--accent-2); }

.expr-box {
  background: #0b0e1a;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  font-size: 1.6rem;
  font-family: "SF Mono", ui-monospace, Menlo, Consolas, monospace;
  min-height: 1.6em;
  word-break: break-all;
}

.caret { animation: blink 1s step-end infinite; color: var(--accent); }
@keyframes blink { 50% { opacity: 0; } }

.result-box { display: flex; align-items: center; gap: 10px; margin-top: 12px; }
.result { font-size: 1.5rem; font-weight: 700; color: var(--accent); }
.result.error { color: var(--danger); font-size: 1rem; }

.pad {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}

.pad h2 { margin: 0 0 6px; font-size: 1rem; }
.hint { margin: 0 0 12px; color: var(--muted); font-size: 0.82rem; }

.keys { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; }
.keys button { padding: 12px 0; font-size: 1rem; }
.keys button.wide { grid-column: span 5; }

button:focus-visible,
select:focus-visible,
summary:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .caret { animation: none; }
}

.cheat { margin-top: 14px; font-size: 0.85rem; color: var(--muted); }
.cheat summary { cursor: pointer; color: var(--text); }
.cheat ul, .cheat-list { margin: 10px 0 0; padding-left: 18px; line-height: 1.7; }
.cheat-list { font-size: 0.85rem; color: var(--muted); }

.ocr-status { margin-top: 12px; font-size: 0.85rem; color: var(--muted); min-height: 1.2em; }

/* ---------- School card (full-width banner above the app) ---------- */

.school-card {
  --sc-bg: #6d28d9;
  --sc-gold: #fcd34d;
  width: calc(100% - 40px); /* lines up with .layout padding */
  max-width: 1160px;
  margin: 20px auto 0;
  overflow: hidden;
  border-radius: 18px;
  background: linear-gradient(135deg, #7c3aed 0%, var(--sc-bg) 100%);
  color: #fff;
  box-shadow: 0 10px 28px rgba(76, 29, 149, 0.3);
}

.school-card p,
.school-card h2 { margin: 0; }

/* Three equal-sided columns keep the director general exactly centered. */
.sc-top {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 10px 24px;
  padding: 14px 20px 10px;
}

.sc-id { display: flex; align-items: center; gap: 14px; min-width: 0; }

.sc-logo {
  flex-shrink: 0;
  border-radius: 50%;
  background: #fff;
  padding: 3px;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.25);
}

.sc-gov { font-size: 0.72rem; opacity: 0.8; }
.sc-school { font-size: 1.35rem; line-height: 1.3; }

.sc-dg { grid-column: 2; text-align: center; }

.sc-role { display: block; font-size: 0.66rem; opacity: 0.72; }

.sc-name {
  display: block;
  font-family: "Aref Ruqaa", "Traditional Arabic", serif;
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.35;
  color: var(--sc-gold);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}
.sc-name-lg { font-size: 1.3rem; }

.sc-team {
  list-style: none;
  margin: 0;
  padding: 0 20px 14px;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
}

.sc-team li {
  padding: 6px 8px;
  text-align: center;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.sc-contact {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px 24px;
  padding: 7px 16px;
  background: #fff;
}

.sc-contact a {
  color: var(--sc-bg);
  font-weight: 700;
  font-size: 0.8rem;
  text-decoration: none;
  overflow-wrap: anywhere;
}
.sc-contact a:hover { text-decoration: underline; }

/* Tablet: team wraps into centered rows (3 + 2) */
@media (max-width: 1000px) {
  .sc-top { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  .sc-dg { grid-column: 1; }
  .sc-team { display: flex; flex-wrap: wrap; justify-content: center; }
  .sc-team li { flex: 1 1 calc(33.333% - 8px); max-width: calc(33.333% - 5px); }
}

/* Phone: compact stacked header, two-column team */
@media (max-width: 640px) {
  .school-card { margin-top: 14px; border-radius: 16px; }
  .sc-top { padding: 10px 12px 6px; gap: 6px; }
  .sc-id { gap: 10px; }
  .sc-logo { width: 46px; height: 46px; }
  .sc-gov { font-size: 0.6rem; }
  .sc-school { font-size: 1.05rem; }
  .sc-role { font-size: 0.6rem; }
  .sc-team { padding: 0 10px 10px; gap: 5px; }
  .sc-team li { flex-basis: calc(50% - 5px); max-width: calc(50% - 3px); padding: 4px 6px; }
  .sc-team li:first-child { flex-basis: 100%; max-width: 100%; }
  .sc-name { font-size: 0.88rem; line-height: 1.3; }
  .sc-name-lg { font-size: 1.05rem; }
  .sc-contact { padding: 5px 10px; gap: 2px 16px; }
  .sc-contact a { font-size: 0.74rem; }
}

.privacy { color: var(--muted); font-size: 0.75rem; text-align: center; margin: 0; }

.footer {
  border-top: 1px solid var(--line);
  padding: 16px 20px;
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.8rem;
}

.footer a { color: var(--accent); }