/* Test savollari — /testlar (spec 2026-09-20 §7).
   Ranglar faqat token; karta yo'q — ro'yxat, chiziq va bo'sh joy. */
.testlar-page {
  width: min(100% - 40px, 720px);
  margin: auto;
  padding: 52px 0 100px;
}
.testlar-hero h1 {
  margin: 8px 0 12px;
  font-size: clamp(32px, 4vw, 52px);
  letter-spacing: -.045em;
}
.testlar-lede { margin: 0 0 28px; max-width: 640px; color: var(--text-secondary); font-size: 16px; line-height: 1.6; }
.testlar-status { display: flex; align-items: center; gap: 12px; margin: 0 0 16px; color: var(--text-secondary); }
.testlar-empty { padding: 40px 0; color: var(--text-secondary); }

/* Ro'yxat: bo'lim guruhi, sarlavhasi manbalar sarlavhasi bilan bir uslubda. */
.testlar-group { margin: 0 0 28px; }
.testlar-group-title { margin: 0 0 12px; font-size: 12px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--text-tertiary); }
.testlar-rows { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.testlar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  min-height: 56px;
  padding: 12px 14px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  background: var(--surface-interactive);
  color: var(--text-primary);
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.testlar-row:focus-visible { outline: 3px solid var(--focus-ring); outline-offset: 2px; }
.testlar-row-title { font-weight: 500; }
.testlar-row-meta { display: inline-flex; align-items: center; gap: 10px; flex: none; font-size: 13px; color: var(--text-tertiary); }
.testlar-row-weak { color: var(--accent); }

/* Mavzu ko'rinishi: ikkalasi bitta sahifada, `data-testlar-view` almashtiradi. */
[data-testlar-view="topic"] .testlar-hero,
[data-testlar-view="topic"] .testlar-list,
[data-testlar-view="topic"] .testlar-empty { display: none; }
[data-testlar-view="list"] .testlar-topic { display: none; }
.testlar-back { margin-bottom: 20px; }
.testlar-topic-title { margin: 0 0 6px; font-size: clamp(24px, 3vw, 34px); letter-spacing: -.03em; }
.testlar-topic-meta { margin: 0 0 16px; color: var(--text-tertiary); font-size: 14px; }
.testlar-prepare { margin: 0 0 12px; color: var(--text-secondary); line-height: 1.6; }
.testlar-actions { margin: 20px 0; }
.testlar-stage[hidden] { display: none; }

@media (max-width: 600px) {
  .testlar-page { width: min(100% - 28px, 720px); padding: 28px 0 96px; }
  .testlar-row { flex-wrap: wrap; }
}

/* Bo'lim testi (spec §8): guruhning birinchi qatori, imtihon ko'rinishi. */
.testlar-row-section { border-color: var(--border-strong); }
.testlar-row-section .testlar-row-title { color: var(--accent); }
[data-testlar-view="section"] .testlar-hero,
[data-testlar-view="section"] .testlar-list,
[data-testlar-view="section"] .testlar-empty,
[data-testlar-view="section"] .testlar-topic:not(.testlar-section) { display: none; }
[data-testlar-view="list"] .testlar-section,
[data-testlar-view="topic"] .testlar-section { display: none; }
.testlar-timer { margin: 0 0 12px; font-size: 15px; color: var(--text-primary); font-variant-numeric: tabular-nums; }
.testlar-note { margin: 0 0 12px; font-size: 14px; color: var(--text-secondary); }
.testlar-bytopic { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--border-subtle); }
.testlar-bytopic-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.testlar-bytopic-link { color: var(--accent); text-decoration: none; }
.testlar-bytopic-link:hover { text-decoration: underline; }
.testlar-bytopic-score { color: var(--text-secondary); }