:root {
  --bg: #f4f6fb;
  --card: #fff;
  --text: #1c2333;
  --muted: #667085;
  --line: #d9dfeb;
  --primary: #2f5bea;
  --primary-dark: #2346bd;
  --danger: #d92d20;
  --ok: #12805c;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 18px;
  line-height: 1.5;
}
.wrap { max-width: 820px; margin: 0 auto; padding: 24px 16px 80px; }
.wrap.wide { max-width: 1100px; }
h1 { font-size: 1.7rem; margin: 0 0 16px; }
h2 { font-size: 1.3rem; margin: 0 0 12px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 16px;
}
label { display: block; font-weight: 600; margin: 12px 0 6px; }
input[type=text], input[type=password], input[type=number], textarea, select {
  width: 100%;
  font: inherit;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}
textarea { min-height: 90px; resize: vertical; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--primary); border-color: var(--primary); }
button {
  font: inherit;
  font-weight: 600;
  padding: 10px 18px;
  border: 0;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  cursor: pointer;
}
button:hover { background: var(--primary-dark); }
button:disabled { opacity: .5; cursor: default; }
button.secondary { background: #e8ecf6; color: var(--text); }
button.secondary:hover { background: #d9dfeb; }
button.danger { background: var(--danger); }
button.danger:hover { background: #b42318; }
button.small { padding: 5px 12px; font-size: .9rem; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.row.space { justify-content: space-between; }
.muted { color: var(--muted); }
.error { color: var(--danger); font-weight: 600; margin-top: 10px; min-height: 1.5em; }
.hidden { display: none !important; }

/* תלמיד */
.q-text { font-weight: 600; margin-bottom: 10px; white-space: pre-wrap; }
.q-num { color: var(--primary); }
.opt {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-bottom: 8px;
  cursor: pointer;
  font-weight: 400;
}
.opt:hover { background: #f4f7ff; }
.opt input { margin-top: 6px; }
.opt.chosen { border-color: var(--primary); background: #eef2ff; }
.opt .letter { font-weight: 700; color: var(--primary); }
.score-box { text-align: center; padding: 30px 10px; }
.score-big { font-size: 4rem; font-weight: 800; color: var(--ok); line-height: 1.1; }

#warning {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(180, 20, 10, .96);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
}
#warning h1 { font-size: 3rem; margin-bottom: 12px; }
#warning p { font-size: 1.5rem; margin: 8px 0; }
#warning button { margin-top: 24px; background: #fff; color: #b42318; font-size: 1.3rem; padding: 14px 32px; }
#warning button:hover { background: #ffe4e1; }

/* מורה */
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { padding: 9px 10px; border-bottom: 1px solid var(--line); text-align: right; vertical-align: top; }
th { background: #f0f3fa; font-size: .95rem; }
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; }
.badge { display: inline-block; padding: 2px 10px; border-radius: 99px; font-size: .85rem; font-weight: 600; }
.badge.open { background: #d1fadf; color: #05603a; }
.badge.closed { background: #fee4e2; color: #b42318; }
.badge.warn { background: #fef0c7; color: #93370d; }
.badge.good { background: #d1fadf; color: #05603a; }
.qbox { border: 1px solid var(--line); border-radius: 12px; padding: 14px; margin-bottom: 12px; background: #fafbfe; }
.opt-row { display: flex; gap: 8px; align-items: center; margin-top: 8px; }
.opt-row input[type=text] { flex: 1; }
.opt-row input[type=radio] { width: 20px; height: 20px; }
.ans-detail { background: #fafbfe; font-size: .95rem; }
.ans-detail li { margin-bottom: 4px; }
.right { color: var(--ok); font-weight: 600; }
.wrong { color: var(--danger); font-weight: 600; }
a { color: var(--primary); }

#pre-warning {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 950;
  background: #f79009;
  color: #1c1300;
  text-align: center;
  font-size: 1.6rem;
  font-weight: 800;
  padding: 22px 16px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, .35);
  pointer-events: none;
}