/*
About Page Styling for Shornar Moto
Visual-rich, graphic-dense layout based on DESIGN.md
*/

.about-hero {
  background-color: var(--color-dark);
  color: var(--color-white);
  padding: 88px 0 72px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line-dark);
}

.about-hero-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 40px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.about-hero .display {
  margin: 16px 0 20px;
}

.about-hero .lede {
  font-size: var(--text-body-lg);
  color: var(--color-concrete);
  max-width: 600px;
  line-height: 1.6;
  margin-bottom: 32px;
}

.hero-tags {
  display: flex;
  gap: 10px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.tag-badge {
  border: 1px solid rgba(255, 255, 255, 0.22);
  padding: 6px 12px;
  color: var(--color-concrete);
  font-size: var(--text-micro);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
}

.about-hero-schematic {
  border: 1px solid var(--line-dark);
  background: rgba(37, 44, 49, 0.65);
  padding: 24px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.schematic-meta {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid var(--line-dark);
  padding-bottom: 10px;
  margin-bottom: 16px;
  font-size: var(--text-micro);
  color: var(--color-steel);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.schematic-meta span:last-child {
  color: var(--color-signal);
  font-weight: 600;
}

/* Metric Strip */
.metrics-strip {
  background-color: var(--color-signal);
  color: var(--color-white);
  padding: 0;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.metric-item {
  padding: 38px 28px;
  border-right: 1px solid rgba(255, 255, 255, 0.24);
}

.metric-item:last-child {
  border-right: none;
}

.metric-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4vw, 3.8rem);
  line-height: 0.9;
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}

.metric-item p {
  margin: 0;
  font-size: var(--text-small);
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.35;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Section 01: Capability Cards */
.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 36px;
}

.cap-card {
  background: var(--color-white);
  border: 1px solid var(--line-medium);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.cap-illustration {
  background: var(--color-dark);
  border-bottom: 2px solid var(--color-signal);
}

.cap-body {
  padding: 24px;
}

.cap-body h4 {
  font-size: 1.25rem;
  margin-bottom: 10px;
  color: var(--color-dark);
}

.cap-body p {
  color: var(--color-steel);
  font-size: var(--text-small);
  line-height: 1.6;
  margin: 0;
}

.spec-fact-panel {
  border: 1px solid var(--line-medium);
  background: var(--color-concrete);
  padding: 28px 32px;
}

.fact-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
  border-bottom: 2px solid var(--color-dark);
  padding-bottom: 8px;
}

.fact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 36px;
}

.fact-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--line-light);
  font-size: var(--text-small);
}

.fact-label {
  color: var(--color-steel);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.fact-val {
  font-weight: 600;
  color: var(--color-dark);
  text-align: right;
}

/* Section 02: Product Cards with Blueprints */
.product-gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.prod-card {
  background: var(--color-white);
  border: 1px solid var(--line-light);
  overflow: hidden;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.prod-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-signal);
}

.prod-blueprint {
  background: var(--color-dark);
  position: relative;
  border-bottom: 3px solid var(--color-signal);
}

.corner-chip {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--color-signal);
  color: var(--color-white);
  font-size: var(--text-micro);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px;
  z-index: 2;
}

.prod-body {
  padding: 28px;
}

.prod-body h3 {
  font-size: 2rem;
  margin-bottom: 10px;
}

.prod-summary {
  color: var(--color-steel);
  font-size: var(--text-small);
  line-height: 1.55;
  margin-bottom: 20px;
}

.spec-matrix-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line-light);
}

.spec-node {
  padding: 10px 0;
  border-bottom: 1px solid var(--line-light);
}

.spec-node:nth-child(odd) {
  border-right: 1px solid var(--line-light);
  padding-right: 12px;
}

.spec-node:nth-child(even) {
  padding-left: 12px;
}

.spec-node small {
  display: block;
  font-size: var(--text-micro);
  color: var(--color-steel);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 2px;
}

.spec-node b {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
}

.spec-note-bar {
  margin-top: 24px;
  padding: 16px 20px;
  background: var(--color-white);
  border: 1px solid var(--line-light);
  font-size: var(--text-small);
  color: var(--color-steel);
}

/* Section 03: OEM Visual Feature Cards */
.oem-icon-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.oem-feature-card {
  background: var(--color-white);
  border: 1px solid var(--line-light);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.oem-feature-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-signal);
}

.oem-card-visual {
  background: var(--color-dark);
  border-bottom: 2px solid var(--color-signal);
}

.oem-card-body {
  padding: 20px;
}

.oem-badge-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.oem-tag {
  font-size: var(--text-micro);
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-steel);
  letter-spacing: 0.05em;
}

.oem-feature-card h4 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--color-dark);
}

.oem-spec-bullets {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: var(--text-small);
  color: var(--color-steel);
  line-height: 1.45;
}

/* Section 04: Quality 100% Inspection */
.qc-split {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 40px;
  align-items: center;
}

.qc-badge-box {
  padding: 10px;
}

.qc-stamp {
  display: inline-block;
  border: 2px solid var(--color-signal);
  padding: 8px 16px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--color-signal);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.qc-graphic-diagram {
  margin-bottom: 20px;
}

.qc-note-text {
  color: var(--color-concrete);
  font-size: var(--text-small);
  line-height: 1.6;
  margin: 0;
  border-left: 2px solid var(--color-signal);
  padding-left: 14px;
}

.qc-checklist-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line-dark);
  padding: 28px 32px;
}

.qc-checklist {
  border-top: 1px solid var(--line-dark);
  margin-top: 16px;
}

.qc-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-dark);
  font-size: var(--text-small);
}

.qc-point {
  color: var(--color-concrete);
  font-weight: 500;
}

.qc-status {
  color: var(--color-white);
  font-size: var(--text-micro);
  font-weight: 700;
  letter-spacing: 0.08em;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.qc-status::before {
  content: "✓";
  color: var(--color-signal);
  font-weight: 700;
}

/* Section 05: Trade Visual Grid */
.trade-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.trade-box {
  background: var(--color-white);
  border: 1px solid var(--line-light);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.trade-box-visual {
  background: var(--color-dark);
  border-bottom: 2px solid var(--color-signal);
}

.trade-box-body {
  padding: 28px;
}

.trade-box-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid var(--color-dark);
  padding-bottom: 10px;
  margin-bottom: 16px;
}

.trade-box-header h4 {
  font-size: 1.35rem;
  margin: 0;
}

.trade-item-row {
  display: flex;
  gap: 16px;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-light);
  font-size: var(--text-small);
}

.trade-item-row:last-child {
  border-bottom: none;
}

.trade-term-badge {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-signal);
  min-width: 90px;
}

.trade-term-desc {
  color: var(--color-steel);
  line-height: 1.45;
}

.compliance-alert {
  margin-top: 24px;
  padding: 16px 20px;
  border-left: 4px solid var(--color-signal);
  background: var(--color-concrete);
  font-size: var(--text-small);
  line-height: 1.6;
}

/* Section 06: Timeline with Step Visuals */
.timeline-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.timeline-step {
  background: var(--color-white);
  border: 1px solid var(--line-light);
  overflow: hidden;
  position: relative;
  border-top: 3px solid var(--color-dark);
  display: flex;
  flex-direction: column;
}

.timeline-step:first-child {
  border-top-color: var(--color-signal);
}

.step-card-visual {
  background: var(--color-dark);
  border-bottom: 1px solid var(--line-light);
}

.step-badge {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-signal);
  padding: 14px 16px 0;
  line-height: 1;
}

.step-content {
  padding: 8px 16px 20px;
}

.step-content h4 {
  font-size: 1.15rem;
  margin-bottom: 6px;
}

.step-brief {
  color: var(--color-steel);
  font-size: var(--text-micro);
  line-height: 1.45;
}

/* CTA Banner */
.about-cta-banner {
  background: var(--color-dark);
  color: var(--color-white);
  padding: 72px 0;
  border-top: 4px solid var(--color-signal);
}

.cta-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 28px;
}

/* Responsive */
@media (max-width: 990px) {
  .about-hero-grid,
  .qc-split,
  .trade-grid,
  .fact-grid {
    grid-template-columns: 1fr;
  }

  .capability-grid,
  .oem-icon-grid {
    grid-template-columns: 1fr;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .metric-item:nth-child(2) {
    border-right: none;
  }

  .metric-item:nth-child(-n+2) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.24);
  }

  .timeline-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .product-gallery-grid {
    grid-template-columns: 1fr;
  }

  .metrics-grid {
    grid-template-columns: 1fr;
  }

  .metric-item {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.24);
    padding: 24px 20px;
  }

  .timeline-grid {
    grid-template-columns: 1fr;
  }
}