/* ShreeYouth theme: colors taken from shreeyouthclasses.in */
:root {
  --primary: #ff9800;
  --primary-dark: #f05100;
  --primary-soft: #fff7ed;
  --primary-border: #ffedd5;
  --primary-tint: #ffd7a8;
  --on-primary: #fff;

  --bg: #fff7ed;
  --card: #fff;
  --text: #333;
  --heading: #101828;
  --muted: #6b7280;
  --line: #e5e7eb;

  --success: #00a544;
  --success-soft: #f0fdf4;
  --danger: #bf000f;
  --danger-soft: #fef2f2;

  --radius: 16px;
  --radius-sm: 12px;
  --shadow: 0 10px 30px -12px rgba(240, 81, 0, 0.25), 0 2px 6px rgba(16, 24, 40, 0.06);
  --font: "Noto Sans Devanagari", "Outfit", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body { margin: 0; }

body {
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(circle at 100% 0, rgba(255, 152, 0, 0.14), transparent 40%),
    radial-gradient(circle at 0 100%, rgba(240, 81, 0, 0.08), transparent 40%),
    var(--bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

[hidden] { display: none !important; }

/* Header */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  background: var(--card);
  border-bottom: 3px solid var(--primary);
  position: sticky;
  top: 0;
  z-index: 5;
}
.logo { height: 48px; width: auto; display: block; }
.topbar-tag {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-dark);
  background: var(--primary-soft);
  border: 1px solid var(--primary-border);
  padding: 4px 12px;
  border-radius: 999px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.container {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 16px 40px;
  flex: 1;
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--primary-border);
  padding: 28px 24px;
}

.screen { animation: fadeUp 0.35s ease both; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

/* Start */
.start-card { text-align: center; }
.badge {
  display: inline-block;
  background: var(--primary);
  color: var(--on-primary);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 4px 14px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.title {
  color: var(--heading);
  font-size: clamp(1.4rem, 4.5vw, 1.9rem);
  line-height: 1.35;
  margin: 0 0 8px;
}
.subtitle { color: var(--muted); margin: 0 0 24px; }

#start-form { text-align: left; }
.field { display: block; margin-bottom: 16px; }
.field-label {
  display: block;
  font-weight: 600;
  color: var(--heading);
  margin-bottom: 6px;
  font-size: 0.95rem;
}
.field input {
  width: 100%;
  font: inherit;
  font-size: 1.05rem;
  padding: 12px 14px;
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--heading);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.field input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(255, 152, 0, 0.18);
}
.field input[readonly] {
  background: var(--primary-soft);
  border-color: var(--primary-border);
  color: var(--primary-dark);
  font-weight: 600;
  cursor: default;
}

.meta-chips {
  list-style: none;
  padding: 0;
  margin: 4px 0 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.meta-chips li {
  font-size: 0.85rem;
  background: var(--primary-soft);
  color: var(--primary-dark);
  border: 1px solid var(--primary-border);
  padding: 4px 12px;
  border-radius: 999px;
}

/* Buttons */
.btn {
  font: inherit;
  font-weight: 600;
  font-size: 1rem;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  padding: 12px 22px;
  cursor: pointer;
  transition: transform 0.1s, background 0.15s, box-shadow 0.15s, opacity 0.15s;
}
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:focus-visible { outline: 3px solid rgba(255, 152, 0, 0.5); outline-offset: 2px; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary {
  background: var(--primary);
  color: var(--on-primary);
  box-shadow: 0 6px 16px -6px rgba(255, 152, 0, 0.7);
}
.btn-primary:hover:not(:disabled) { background: var(--primary-dark); }
.btn-ghost {
  background: #fff;
  color: var(--primary-dark);
  border-color: var(--primary-border);
}
.btn-ghost:hover:not(:disabled) { background: var(--primary-soft); }
.btn-block { width: 100%; padding: 14px; font-size: 1.1rem; }

/* Quiz */
.progress-wrap { margin-bottom: 16px; }
.progress-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.section-chip {
  background: var(--heading);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 999px;
}
.progress-count { font-weight: 600; color: var(--muted); font-size: 0.95rem; }
.progress {
  height: 10px;
  background: var(--primary-border);
  border-radius: 999px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--primary), var(--primary-dark));
  border-radius: inherit;
  transition: width 0.35s ease;
}

.question-card fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
.section-title {
  margin: 0 0 6px;
  color: var(--primary-dark);
  font-weight: 600;
  font-size: 0.95rem;
}
.question-text {
  padding: 0;
  color: var(--heading);
  font-size: clamp(1.15rem, 3.8vw, 1.35rem);
  font-weight: 600;
  line-height: 1.55;
  margin-bottom: 20px;
}
.question-anim { animation: fadeUp 0.3s ease both; }

.options { display: grid; gap: 12px; }
.option {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: #fff;
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}
.option:hover { border-color: var(--primary-tint); background: var(--primary-soft); }
.option input { position: absolute; opacity: 0; pointer-events: none; }
.option-key {
  flex: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: "Outfit", var(--font);
  font-weight: 700;
  background: var(--primary-soft);
  color: var(--primary-dark);
  border: 1px solid var(--primary-border);
  transition: background 0.15s, color 0.15s;
}
.option-text { font-size: 1.05rem; color: var(--heading); }
.option:has(input:checked) {
  border-color: var(--primary);
  background: var(--primary-soft);
  box-shadow: 0 0 0 4px rgba(255, 152, 0, 0.15);
}
.option:has(input:checked) .option-key { background: var(--primary); color: #fff; border-color: var(--primary); }
.option:has(input:focus-visible) { outline: 3px solid rgba(255, 152, 0, 0.5); outline-offset: 2px; }

.nav {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 24px;
}
.nav .btn { flex: 1; max-width: 200px; }
.nav .btn-primary { margin-left: auto; }

.hint { text-align: center; color: var(--muted); font-size: 0.8rem; margin-top: 12px; }

/* Result */
.result-card { text-align: center; }
.score-ring {
  --pct: 0;
  --ring: var(--primary);
  width: 160px;
  height: 160px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: conic-gradient(var(--ring) calc(var(--pct) * 1%), var(--primary-border) 0);
  display: grid;
  place-items: center;
}
.score-inner {
  width: 124px;
  height: 124px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.score-num { font-size: 1.8rem; font-weight: 700; color: var(--heading); line-height: 1.1; }
.score-pct { color: var(--muted); font-weight: 600; }
.result-msg { color: var(--heading); margin: 0 0 4px; font-size: 1.4rem; }
.result-student { color: var(--muted); margin: 0 0 8px; }
.saved-note { font-size: 0.85rem; color: var(--success); margin: 0 0 20px; word-break: break-all; }
.result-actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

.review-heading { color: var(--heading); margin: 32px 0 12px; }
.review { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.review-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 5px solid var(--success);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}
.review-item.wrong { border-left-color: var(--danger); }
.review-q { margin: 0 0 8px; font-weight: 600; color: var(--heading); }
.review-q small { display: block; color: var(--primary-dark); font-weight: 600; }
.review-line { margin: 2px 0; font-size: 0.95rem; }
.review-line .tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 1px 8px;
  border-radius: 999px;
  margin-right: 6px;
}
.tag-ok { background: var(--success-soft); color: var(--success); }
.tag-bad { background: var(--danger-soft); color: var(--danger); }
.tag-ans { background: var(--primary-soft); color: var(--primary-dark); }

.footer { text-align: center; color: var(--muted); font-size: 0.8rem; padding: 16px; }

@media (max-width: 480px) {
  .card { padding: 22px 16px; }
  .logo { height: 40px; }
  .topbar-tag { font-size: 0.75rem; }
  .nav .btn { max-width: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}