/* JINS AUTO — Case library wizard */
.cases-page { background: #eef1f4; min-height: 100vh; }
.cases-hero {
  background: linear-gradient(125deg, #050a10 0%, #141f2e 50%, #2a1218 100%);
  color: #fff;
  padding: 2.5rem 0 2rem;
  border-bottom: 3px solid #d41830;
}
.cases-hero h1 {
  font-size: clamp(1.6rem, 4vw, 2.3rem);
  margin: 0.4rem 0 0.6rem;
  letter-spacing: -0.02em;
}
.cases-hero p { color: #c5d0de; max-width: 42rem; margin: 0; line-height: 1.55; }
.cases-disclaimer {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 12px;
  font-size: 0.88rem;
  color: #d9e2ef;
  max-width: 46rem;
}
.cases-wrap { max-width: 960px; margin: 0 auto; padding: 1.5rem 1rem 4rem; }

.wizard-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1.25rem 0 1.5rem;
}
.wizard-steps button {
  border: 1px solid #e2e8f0;
  background: #fff;
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  font-weight: 700;
  font-size: 0.85rem;
  color: #5a6a7e;
  cursor: pointer;
}
.wizard-steps button.active {
  background: #0b1f3a;
  border-color: #0b1f3a;
  color: #fff;
}
.wizard-steps button.done {
  border-color: #c8102e;
  color: #c8102e;
  background: #fff7f8;
}

.panel {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 1.25rem;
  box-shadow: 0 8px 30px rgba(11,31,58,0.06);
}
.panel h2 {
  font-size: 1.15rem;
  color: #0b1f3a;
  margin: 0 0 0.35rem;
}
.panel .sub {
  color: #5a6a7e;
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.search-box {
  width: 100%;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 0.75rem 0.95rem;
  font: inherit;
  margin-bottom: 1rem;
}
.search-box:focus {
  outline: 2px solid rgba(200,16,46,0.2);
  border-color: #c8102e;
}

.brand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 0.65rem;
}
.brand-card, .model-card {
  border: 2px solid #e2e8f0;
  border-radius: 14px;
  padding: 1rem 0.75rem;
  text-align: center;
  cursor: pointer;
  background: #fff;
  transition: 0.15s ease;
  font-weight: 800;
  color: #0b1f3a;
}
.brand-card:hover, .model-card:hover {
  border-color: #c8102e;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(200,16,46,0.08);
}
.brand-card .zh {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: #5a6a7e;
}
.brand-card .count, .model-card .count {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: #c8102e;
}

.model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.65rem;
}

.case-list { display: grid; gap: 0.75rem; }
.case-item {
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 1rem 1.1rem;
  cursor: pointer;
  transition: 0.15s ease;
  background: #fff;
}
.case-item:hover {
  border-color: #0b1f3a;
  box-shadow: 0 6px 18px rgba(11,31,58,0.08);
}
.case-item h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
  color: #0b1f3a;
}
.case-item .meta {
  font-size: 0.85rem;
  color: #5a6a7e;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.85rem;
}
.badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: #eef2f7;
  color: #0b1f3a;
}
.badge.hard { background: #ffe8ec; color: #c8102e; }
.badge.easy { background: #e8f8ef; color: #0a7a3e; }

.case-detail .back {
  border: 0;
  background: transparent;
  color: #c8102e;
  font-weight: 800;
  cursor: pointer;
  margin-bottom: 0.75rem;
  padding: 0;
}
.case-detail h2 {
  font-size: 1.35rem;
  color: #0b1f3a;
  margin: 0 0 0.5rem;
}
.detail-block {
  margin: 1rem 0;
  padding: 0.9rem 1rem;
  background: #f4f6f9;
  border-radius: 12px;
}
.detail-block h4 {
  margin: 0 0 0.4rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #c8102e;
}
.detail-block p {
  margin: 0;
  color: #1a2332;
  line-height: 1.55;
  white-space: pre-wrap;
}
.lang-toggle {
  display: inline-flex;
  gap: 0.25rem;
  background: #f4f6f9;
  border-radius: 999px;
  padding: 0.2rem;
  margin-bottom: 1rem;
}
.lang-toggle button {
  border: 0;
  background: transparent;
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
  font-weight: 800;
  font-size: 0.85rem;
  color: #5a6a7e;
  cursor: pointer;
}
.lang-toggle button.active {
  background: #0b1f3a;
  color: #fff;
}
.empty {
  text-align: center;
  color: #5a6a7e;
  padding: 2rem 1rem;
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.25rem;
}
.mega-entry {
  display: block;
  text-align: center;
  background: linear-gradient(135deg, #c8102e, #a50d25);
  color: #fff !important;
  border-radius: 18px;
  padding: 1.6rem 1.2rem;
  font-weight: 800;
  font-size: clamp(1.15rem, 3vw, 1.45rem);
  box-shadow: 0 12px 32px rgba(200,16,46,0.28);
  transition: 0.2s ease;
  text-decoration: none !important;
}
.mega-entry:hover { transform: translateY(-2px); box-shadow: 0 16px 40px rgba(200,16,46,0.35); }
.mega-entry small {
  display: block;
  margin-top: 0.45rem;
  font-weight: 600;
  font-size: 0.9rem;
  opacity: 0.92;
}
@media (max-width: 640px) {
  .brand-grid, .model-grid { grid-template-columns: repeat(2, 1fr); }
}