:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #1c2430;
  --muted: #5b6676;
  --line: #e2e6ec;
  --accent: #0f766e;
  --accent-text: #ffffff;
  --danger: #b42318;
  --ok: #067647;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1419;
    --card: #182029;
    --text: #e6e9ee;
    --muted: #9aa5b4;
    --line: #2a3441;
    --accent: #2dd4bf;
    --accent-text: #062b27;
    --danger: #f97066;
    --ok: #47cd89;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", Tahoma, "Noto Sans Arabic", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}
.top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; border-bottom: 1px solid var(--line); background: var(--card);
}
.top h1 { margin: 0; font-size: 1.3rem; line-height: 1.3; }
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand .logo { height: 56px; width: auto; max-width: 140px; object-fit: contain; }
.brand .org { margin: 0; font-size: 0.9rem; color: var(--muted); }
body { display: flex; flex-direction: column; min-height: 100vh; }
main { flex: 1; width: 100%; }
.foot {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px;
  padding: 14px 16px; border-top: 1px solid var(--line); background: var(--card);
  color: var(--muted); font-size: 0.85rem;
}
.foot .credit { margin-inline-start: auto; letter-spacing: 0.02em; }
main { max-width: 960px; margin: 0 auto; padding: 16px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 20px; margin-bottom: 16px;
}
.card h2 { margin-top: 0; font-size: 1.15rem; }
.muted { color: var(--muted); }
label { display: block; margin-bottom: 12px; font-weight: 600; }
input[type=email], input[type=text], input[type=password], input[type=date], select {
  display: block; width: 100%; margin-top: 6px; padding: 10px 12px;
  border: 1px solid var(--line); border-radius: 8px; font: inherit;
  background: var(--bg); color: var(--text);
}
input.code { letter-spacing: 0.5em; text-align: center; font-size: 1.4rem; }
button, .btn {
  display: inline-block; padding: 10px 18px; border-radius: 8px; border: 0;
  background: var(--accent); color: var(--accent-text); font: inherit; font-weight: 600;
  cursor: pointer; text-decoration: none;
}
button:disabled { opacity: 0.5; cursor: default; }
button.secondary, .btn.secondary { background: transparent; color: var(--text); border: 1px solid var(--line); }
button.danger { background: var(--danger); color: #fff; }
button.link { background: none; color: var(--muted); padding: 4px 8px; font-weight: 400; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.msg { min-height: 1.6em; margin: 8px 0; }
.msg.error { color: var(--danger); }
.msg.ok { color: var(--ok); }
ul.plain { padding-inline-start: 20px; }

/* الكاميرا */
.camera { position: relative; max-width: 480px; margin: 0 auto 12px; }
.camera video {
  width: 100%; border-radius: 12px; background: #000;
  transform: scaleX(-1); /* مثل المراية عشان يكون طبيعي للمستخدم */
  aspect-ratio: 3 / 4; object-fit: cover;
}
.camera .oval {
  position: absolute; inset: 12% 22%; border: 3px dashed rgba(255, 255, 255, 0.8);
  border-radius: 50%; pointer-events: none;
}
.steps { display: flex; gap: 8px; justify-content: center; margin-bottom: 8px; }
.steps span { width: 36px; height: 6px; border-radius: 3px; background: var(--line); }
.steps span.on { background: var(--accent); }

/* المعرض */
.event-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px; }
.event-head h3 { margin: 0; }
.grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 8px; margin-top: 12px;
}
.tile { position: relative; border-radius: 8px; overflow: hidden; background: var(--line); }
.tile img { display: block; width: 100%; aspect-ratio: 1; object-fit: cover; }
.tile .dl {
  position: absolute; bottom: 6px; inset-inline-start: 6px; padding: 2px 10px;
  border-radius: 6px; background: rgba(0, 0, 0, 0.6); color: #fff; font-size: 0.85rem; text-decoration: none;
}

/* المشرف */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 8px; }
.stat { border: 1px solid var(--line); border-radius: 8px; padding: 10px; text-align: center; }
.stat b { display: block; font-size: 1.5rem; }
.drop {
  border: 2px dashed var(--line); border-radius: 12px; padding: 32px 16px; text-align: center;
  color: var(--muted); cursor: pointer;
}
.drop.over { border-color: var(--accent); color: var(--accent); }
progress { width: 100%; height: 14px; }
table { width: 100%; border-collapse: collapse; }
td, th { padding: 8px; border-bottom: 1px solid var(--line); text-align: start; }
.table-wrap { overflow-x: auto; }

/* حسابات المشرفين */
.narrow { max-width: 460px; margin-inline: auto; }
.narrow-form { max-width: 420px; }
.small { font-size: 0.85rem; }
fieldset.perms { border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px; margin: 0 0 12px; }
fieldset.perms legend { font-weight: 600; padding: 0 4px; }
.perms label.check { display: flex; align-items: center; gap: 6px; font-weight: 400; margin: 4px 0; }
td .perms label.check { font-size: 0.9rem; margin: 2px 0; }