/* ══════════════════════════════════
   HOME / TEST CATALOG
══════════════════════════════════ */
#home {
  flex-direction: column;
  align-items: center;
  min-height: 100dvh;
  padding: 0;
  background: var(--white);
}
#home.active { display: flex; }

/* ── Hero ── */
.home-hero {
  width: 100%;
  padding: 3.5rem 1.25rem 2rem;
  text-align: center;
  background: linear-gradient(170deg, #f0f4f8 0%, var(--white) 100%);
  border-bottom: 1px solid var(--warm-gray);
}
.home-hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.home-logo {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(3rem, 12vw, 5rem);
  line-height: 1;
  color: var(--accent);
  letter-spacing: -0.02em;
  margin-bottom: 0.3rem;
}
.home-tagline {
  font-size: clamp(0.85rem, 2vw, 1.05rem);
  color: var(--mid-gray);
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}
.home-desc {
  font-size: 0.95rem;
  color: var(--dark-gray);
  line-height: 1.8;
  max-width: 520px;
  margin: 0 auto;
}

/* ── Test catalog ── */
.catalog-section {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}
.catalog-label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin-bottom: 1rem;
}
.catalog-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

/* ── Test card ── */
.test-card {
  background: var(--white);
  border: 1.5px solid var(--warm-gray);
  border-radius: 10px;
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.test-card:hover {
  border-color: var(--accent-light);
  box-shadow: var(--shadow-md);
}
.test-card-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.test-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.test-card-titles {
  flex: 1;
  min-width: 0;
}
.test-card-name {
  font-family: 'DM Serif Display', serif;
  font-size: 1.25rem;
  color: var(--accent);
  line-height: 1.2;
}
.test-card-subtitle {
  font-size: 0.75rem;
  color: var(--mid-gray);
  letter-spacing: 0.04em;
}
.test-card-desc {
  font-size: 0.9rem;
  color: var(--dark-gray);
  line-height: 1.7;
}
.test-card-stats {
  display: flex;
  gap: 0;
  border: 1px solid var(--warm-gray);
  border-radius: var(--radius);
  overflow: hidden;
}
.test-card-stat {
  flex: 1;
  padding: 0.6rem 0.4rem;
  text-align: center;
  border-right: 1px solid var(--warm-gray);
}
.test-card-stat:last-child { border-right: none; }
.test-card-stat-num {
  font-family: 'DM Serif Display', serif;
  font-size: 1.4rem;
  color: var(--accent);
  line-height: 1;
  display: block;
}
.test-card-stat-label {
  font-size: 0.68rem;
  color: var(--mid-gray);
  margin-top: 0.15rem;
  display: block;
}
.test-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}
.test-card-badge {
  font-size: 0.68rem;
  font-weight: 500;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  letter-spacing: 0.04em;
}
.test-card-badge-ready {
  background: #eaf7f5;
  color: var(--teal);
}
.test-card-badge-coming {
  background: #fef9e7;
  color: var(--gold);
}
.btn-test-start {
  background: var(--accent);
  color: var(--white);
  padding: 0.65rem 1.5rem;
  font-size: 0.88rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: background 0.18s, transform 0.15s;
  letter-spacing: 0.02em;
}
.btn-test-start:hover { background: var(--accent-light); transform: translateY(-1px); }
.btn-test-start:active { transform: translateY(0); }
.btn-test-start:disabled {
  background: var(--warm-gray);
  color: var(--mid-gray);
  cursor: not-allowed;
  transform: none;
}

/* ── Footer ── */
.home-footer {
  width: 100%;
  text-align: center;
  padding: 1.5rem 1.25rem 2rem;
  border-top: 1px solid var(--warm-gray);
}
.home-footer-text {
  font-size: 0.72rem;
  color: #bbb;
  line-height: 1.6;
}

/* ── Responsive ── */
@media (min-width: 560px) {
  .catalog-grid {
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  }
}