/* ================================================================
   SearchTurbo, partner case-study pages (oem-browser, wwf-panda)
   ================================================================ */

.case-page {
  padding-top: calc(var(--nav-h) + 64px);
  padding-bottom: 80px;
}

/* ---------- Hero ------------------------------------------------ */
.case-hero {
  padding: 48px 0 56px;
}
.case-hero .container { max-width: var(--maxw); }
.case-hero-head {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 56px;
  align-items: center;
  margin-bottom: 40px;
}
.case-hero-text .h2 { font-size: clamp(40px, 5vw, 64px); }
.case-hero-text .subtitle {
  font: 300 16px/1.6 var(--font-body);
  color: var(--muted2);
  max-width: 560px;
  margin-top: 14px;
}
.case-hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.case-hero-visual img {
  max-width: 220px;
  max-height: 220px;
  opacity: 0.92;
}

/* OEM phone-mock (CSS-only) */
.phone-mock {
  width: 180px;
  height: 360px;
  background: linear-gradient(145deg, #2a2d35, #1a1d25);
  border-radius: 32px;
  border: 1px solid var(--border-2);
  box-shadow: 0 12px 32px rgba(0,0,0,0.5);
  padding: 12px;
  position: relative;
}
.phone-mock-screen {
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, var(--bg) 0%, var(--surface) 100%);
  border-radius: 22px;
  padding: 18px 14px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.phone-mock-bar {
  height: 26px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 13px;
}
.phone-mock-tiles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.phone-mock-tile {
  aspect-ratio: 1/1;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.phone-mock-tile.amber {
  background: rgba(245,166,35,0.15);
  border-color: rgba(245,166,35,0.4);
}

/* Partner badges */
.partner-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}
.partner-badge {
  font: 500 11px/1 var(--font-mono);
  color: var(--muted2);
  letter-spacing: .14em;
  text-transform: uppercase;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 14px;
}
.partner-badge.is-highlight {
  color: var(--amber);
  border-color: rgba(245,166,35,0.4);
  background: var(--amber-soft);
}

/* Hero stats bar */
.case-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 28px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.case-stat-num {
  font-family: var(--font-display);
  font-size: clamp(40px, 4vw, 56px);
  letter-spacing: 1.5px;
  color: var(--amber);
  line-height: 1;
}
.case-stat-label {
  font: 500 11px/1.2 var(--font-mono);
  color: var(--muted);
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-top: 8px;
}

/* ---------- Generic case section ------------------------------- */
.case-section {
  padding: 80px 0;
}
.case-section.is-surface {
  background: var(--surface);
}
.case-section .container { max-width: var(--maxw); }

.case-content {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
  margin-top: 32px;
  align-items: start;
}
.case-content p {
  font: 400 14.5px/1.7 var(--font-body);
  color: var(--muted2);
  margin: 0 0 18px;
}

/* Constraint grid (challenge) */
.constraint-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.constraint-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  transition: border-color .2s ease;
}
.constraint-card:hover { border-color: var(--amber); }
.case-section.is-surface .constraint-card { background: var(--bg); }
.constraint-icon {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: var(--amber-soft);
  border: 1px solid rgba(245,166,35,0.25);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--amber);
  margin-bottom: 12px;
}
.constraint-icon svg { width: 18px; height: 18px; }
.constraint-title {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 1px;
  color: var(--white);
  text-transform: uppercase;
  margin: 0 0 6px;
}
.constraint-desc {
  font: 400 13px/1.55 var(--font-body);
  color: var(--muted2);
  margin: 0;
}

/* Architecture pre-block */
.architecture-pre {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 22px;
  font: 400 12.5px/1.6 var(--font-mono);
  color: var(--muted2);
  white-space: pre-wrap;
  overflow-x: auto;
}
.case-section.is-surface .architecture-pre { background: var(--bg); }
.architecture-pre .amber {
  color: var(--amber);
  font-weight: 500;
}

/* Deployment grid */
.deployment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 32px;
}
.deploy-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  transition: border-color .2s ease;
}
.case-section.is-surface .deploy-card { background: var(--bg); }
.deploy-card:hover { border-color: var(--amber); }
.deploy-icon {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: var(--amber-soft);
  border: 1px solid rgba(245,166,35,0.25);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--amber);
  margin-bottom: 14px;
}
.deploy-icon svg { width: 20px; height: 20px; }
.deploy-title {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 1px;
  color: var(--white);
  text-transform: uppercase;
  margin: 0 0 8px;
}
.deploy-desc {
  font: 400 13px/1.6 var(--font-body);
  color: var(--muted2);
  margin: 0 0 10px;
}
.deploy-metric {
  font: 500 10px/1 var(--font-mono);
  color: var(--amber);
  letter-spacing: .18em;
  text-transform: uppercase;
}

/* Results grid */
.results-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 32px;
}
.results-grid.is-four { grid-template-columns: repeat(4, 1fr); }
.result-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
}
.case-section.is-surface .result-card { background: var(--bg); }
.result-num {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 40px);
  letter-spacing: 1.5px;
  color: var(--amber);
  line-height: 1;
  margin-bottom: 6px;
}
.result-title {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 1px;
  color: var(--white);
  text-transform: uppercase;
  margin: 0 0 10px;
}
.result-desc {
  font: 400 13px/1.6 var(--font-body);
  color: var(--muted2);
  margin: 0;
}

/* Quote section */
.case-quote {
  padding: 96px 0;
  text-align: center;
}
.case-quote-text {
  font: 300 22px/1.45 var(--font-body);
  color: var(--text);
  max-width: 760px;
  margin: 0 auto;
  font-style: italic;
  position: relative;
}
.case-quote-text::before {
  content: "“";
  font-family: var(--font-display);
  font-size: 80px;
  color: var(--amber);
  position: absolute;
  left: 50%;
  top: -56px;
  transform: translateX(-50%);
  line-height: 1;
  font-style: normal;
}

/* Proof list */
.proof-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 32px;
}
.proof-item {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 24px;
  padding: 22px 24px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  align-items: start;
}
.case-section.is-surface .proof-item { background: var(--bg); }
.proof-num {
  font-family: var(--font-display);
  font-size: 36px;
  letter-spacing: 1px;
  color: var(--amber);
  line-height: 1;
}
.proof-title {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 1px;
  color: var(--white);
  text-transform: uppercase;
  margin: 0 0 6px;
}
.proof-desc {
  font: 400 13.5px/1.65 var(--font-body);
  color: var(--muted2);
  margin: 0;
}

/* Feature table */
.feature-table {
  margin-top: 32px;
  border-top: 1px solid var(--border);
}
.feature-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  align-items: center;
}
.feature-name {
  font: 400 13.5px/1.4 var(--font-body);
  color: var(--text);
}
.feature-status {
  font: 500 11px/1 var(--font-mono);
  color: var(--amber);
  letter-spacing: .14em;
  text-transform: uppercase;
}

/* CTA */
.case-cta {
  padding: 96px 0;
  text-align: center;
}
.case-cta .section-head {
  text-align: center;
  align-items: center;
  margin: 0 auto 32px;
}
.case-cta .section-head.is-center .kicker::after {
  left: 50%;
  transform: translateX(-50%);
}
.case-cta-buttons {
  display: inline-flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ---------- Responsive ----------------------------------------- */
@media (max-width: 900px) {
  .case-hero-head { grid-template-columns: 1fr; gap: 32px; }
  .case-hero-visual { order: -1; }
  .case-stats { grid-template-columns: 1fr 1fr; gap: 16px; }
  .case-content { grid-template-columns: 1fr; gap: 24px; }
  .constraint-grid { grid-template-columns: 1fr; }
  .deployment-grid { grid-template-columns: 1fr 1fr; }
  .results-grid,
  .results-grid.is-four { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .case-stats { grid-template-columns: 1fr; }
  .deployment-grid { grid-template-columns: 1fr; }
  .results-grid,
  .results-grid.is-four { grid-template-columns: 1fr; }
  .proof-item { grid-template-columns: 44px 1fr; gap: 14px; padding: 18px; }
  .proof-num { font-size: 28px; }
  .case-section { padding: 56px 0; }
  .case-hero { padding: 32px 0 40px; }
  .case-quote { padding: 64px 0; }
  .case-quote-text { font-size: 18px; }
}