/* Compact practice-test cards — DTC-style grid (icon, lock, stats, progress) */

.practice-exams {
  --exam-grid-cols: 4;
  --exam-gap: 14px;
  --exam-card-radius: 10px;
  --exam-bar-h: 22px;
  --exam-bar-fill: #22c55e;
  --exam-bar-track: #e8e8e8;
  --exam-bar-text: #757575;
  padding: 0 0 clamp(24px, 4vw, 40px);
}

.practice-exams__wrap {
  width: 100%;
  max-width: min(1640px, 100%);
  margin: 0 auto;
}

.practice-exams__grid {
  display: grid;
  grid-template-columns: repeat(var(--exam-grid-cols), minmax(0, 1fr));
  gap: var(--exam-gap);
  align-items: stretch;
}

@media (max-width: 1200px) {
  .practice-exams__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .practice-exams__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .practice-exams__grid {
    grid-template-columns: 1fr;
  }
}

.exam-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 14px 12px;
  background: var(--color-bg-surface, #fff);
  border: 1px solid var(--color-border-card, #e0e0e0);
  border-radius: var(--exam-card-radius);
  box-shadow: var(--color-shadow-sm, 0 1px 3px rgba(15, 23, 42, 0.08));
  text-decoration: none;
  color: inherit;
  transition:
    box-shadow 0.2s ease,
    border-color 0.2s ease,
    transform 0.2s ease;
}

.exam-card:hover {
  box-shadow: var(--color-shadow-hover, 0 2px 8px rgba(15, 23, 42, 0.1));
  border-color: var(--color-border-strong, #cbd5e1);
  transform: translateY(-1px);
}

.exam-card__header {
  display: grid;
  grid-template-columns: 36px 1fr 16px;
  gap: 10px;
  align-items: start;
}

.exam-card__icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.exam-card__icon svg {
  width: 18px;
  height: 18px;
}

.exam-card__icon--0 {
  background: #fef3c7;
  color: #d97706;
}

.exam-card__icon--1 {
  background: #dbeafe;
  color: #2563eb;
}

.exam-card__icon--2 {
  background: #fce7f3;
  color: #db2777;
}

.exam-card__icon--3 {
  background: #d1fae5;
  color: #059669;
}

.exam-card__icon--4 {
  background: #ede9fe;
  color: #7c3aed;
}

.exam-card__icon--5 {
  background: #ffedd5;
  color: #ea580c;
}

.exam-card__title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text-primary, #0f172a);
  padding-top: 2px;
}

.exam-card__lock {
  width: 14px;
  height: 14px;
  margin-top: 4px;
  color: var(--color-text-primary, #1a1a1a);
  opacity: 0.85;
  flex-shrink: 0;
}

.exam-card__stats {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  line-height: 1.2;
  color: var(--color-text-muted, #64748b);
}

.exam-card__stats span {
  white-space: nowrap;
}

.exam-card__bar {
  position: relative;
  width: 100%;
  height: var(--exam-bar-h);
  background: var(--exam-bar-track);
  border-radius: calc(var(--exam-bar-h) / 2);
  overflow: hidden;
  margin-top: auto;
}

.exam-card__bar-fill {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0;
  background: var(--exam-bar-fill);
  border-radius: calc(var(--exam-bar-h) / 2);
  transition: width 0.3s ease;
}

.exam-card__bar-text {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  height: var(--exam-bar-h);
  font-size: 12px;
  font-weight: 500;
  color: var(--exam-bar-text);
}

.practice-exams__empty {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--color-text-muted, #64748b);
  padding: 2rem;
}

/* Dark theme */
html[data-theme="dark"] .exam-card {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.1);
}

html[data-theme="dark"] .exam-card__title {
  color: rgba(255, 255, 255, 0.92);
}

html[data-theme="dark"] .exam-card__lock {
  color: rgba(255, 255, 255, 0.75);
}

html[data-theme="dark"] .exam-card__stats {
  color: rgba(255, 255, 255, 0.55);
}

html[data-theme="dark"] .exam-card__bar {
  background: rgba(255, 255, 255, 0.1);
}

html[data-theme="dark"] .exam-card__bar-text {
  color: rgba(255, 255, 255, 0.65);
}

html[data-theme="dark"] .exam-card__icon--0 {
  background: rgba(217, 119, 6, 0.2);
  color: #fbbf24;
}

html[data-theme="dark"] .exam-card__icon--1 {
  background: rgba(37, 99, 235, 0.2);
  color: #93c5fd;
}

html[data-theme="dark"] .exam-card__icon--2 {
  background: rgba(219, 39, 119, 0.2);
  color: #f9a8d4;
}

html[data-theme="dark"] .exam-card__icon--3 {
  background: rgba(5, 150, 105, 0.2);
  color: #6ee7b7;
}

html[data-theme="dark"] .exam-card__icon--4 {
  background: rgba(124, 58, 237, 0.2);
  color: #c4b5fd;
}

html[data-theme="dark"] .exam-card__icon--5 {
  background: rgba(234, 88, 12, 0.2);
  color: #fdba74;
}