/* ==========================================================================
   COMPONENT STYLES
   Vision AI Mine Survey Component Library
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  line-height: 1.2;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-primary-contrast);
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(192, 213, 50, 0.2);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

.btn-primary:active {
  background-color: var(--color-primary-active);
  transform: translateY(0);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-tertiary);
  border-color: var(--color-secondary-border);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-ink);
  background-color: var(--color-primary-muted);
}

.btn-secondary {
  background-color: var(--color-secondary-surface);
  color: var(--color-tertiary);
  border-color: var(--color-secondary-border);
}

.btn-secondary:hover {
  background-color: var(--color-secondary-elevated);
  border-color: var(--color-primary);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-tertiary-muted);
}

.btn-ghost:hover {
  color: var(--color-primary-ink);
  background-color: var(--color-primary-muted);
}

.btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: var(--text-xs);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: var(--text-base);
}

.btn-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   2. Badges & Micro-tags
   -------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  line-height: 1;
  white-space: nowrap;
}

.badge-primary {
  background-color: var(--color-primary);
  color: var(--color-primary-contrast);
}

.badge-outline {
  background-color: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary-ink);
}

.badge-secondary {
  background-color: var(--color-secondary-elevated);
  border: 1px solid var(--color-secondary-border);
  color: var(--color-tertiary-muted);
}

.badge-pulse::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-primary);
  box-shadow: 0 0 8px var(--color-primary);
  animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

/* --------------------------------------------------------------------------
   3. Navigation Header
   -------------------------------------------------------------------------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(18, 16, 43, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-secondary-border);
  height: 72px;
  display: flex;
  align-items: center;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 800;
  font-size: var(--text-xl);
  letter-spacing: 0.05em;
  color: var(--color-tertiary);
}

.nav-brand-logo {
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  color: var(--color-primary-contrast);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 900;
  font-size: var(--text-base);
  border-radius: var(--radius-sm);
  box-shadow: 0 0 10px rgba(192, 213, 50, 0.4);
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}

@media (min-width: 900px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-tertiary-muted);
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-primary-ink);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

@media (min-width: 900px) {
  .mobile-toggle {
    display: none;
  }
}

.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-tertiary);
  transition: all var(--transition-fast);
}

/* Mobile Drawer */
.mobile-drawer {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: var(--color-secondary-surface);
  border-bottom: 1px solid var(--color-secondary-border);
  padding: var(--space-6);
  flex-direction: column;
  gap: var(--space-4);
  z-index: 999;
}

.mobile-drawer.open {
  display: flex;
}

/* --------------------------------------------------------------------------
   4. Hero Section
   -------------------------------------------------------------------------- */
.hero {
  padding-top: var(--space-12);
  padding-bottom: var(--space-16);
  position: relative;
  overflow: hidden;
}

@media (min-width: 992px) {
  .hero {
    padding-top: var(--space-20);
    padding-bottom: var(--space-24);
  }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 992px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.hero-overline {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-primary-ink);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(2.2rem, 5.2vw, 3.8rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: var(--color-tertiary);
}

.hero-title span.highlight {
  color: var(--color-primary-ink);
  position: relative;
}

.hero-lead {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--color-tertiary-muted);
  line-height: 1.65;
  max-width: 640px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-2);
}

/* Hero Showcase Card (STN 04 Highlight) */
.hero-showcase {
  background: var(--color-secondary-surface);
  border: 1px solid var(--color-secondary-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  position: relative;
  box-shadow: var(--shadow-lg);
  transition: border-color var(--transition-normal);
}

.hero-showcase:hover {
  border-color: var(--color-secondary-border-hover);
}

.showcase-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-secondary-border);
}

.showcase-badge-title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-primary-ink);
  letter-spacing: 0.08em;
}

.showcase-visual {
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #0d0c1e;
  border: 1px solid var(--color-secondary-border);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
}

.showcase-visual img {
  width: 100%;
  height: auto;
  display: block;
}

.showcase-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.showcase-spec-item {
  background: var(--color-secondary-elevated);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-secondary-border);
}

.showcase-spec-label {
  color: var(--color-tertiary-dim);
  font-size: 10px;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.showcase-spec-val {
  color: var(--color-tertiary);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   5. Regional Operations Ticker / Strip
   -------------------------------------------------------------------------- */
.operations-strip {
  background-color: var(--color-secondary-surface);
  border-top: 1px solid var(--color-secondary-border);
  border-bottom: 1px solid var(--color-secondary-border);
  padding: var(--space-4) 0;
}

.operations-wrap {
  display: flex;
  flex-direction: row;
  gap: var(--space-8);
  align-items: center;
  justify-content: space-between;
}
.operations-copy { display: flex; flex-direction: column; gap: var(--space-3); align-items: flex-start; min-width: 0; flex: 1; }

@media (min-width: 768px) {
  .operations-wrap {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.operations-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--color-primary-ink);
  text-transform: uppercase;
  white-space: nowrap;
}

.operations-countries {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-4);
}

.country-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-tertiary);
  background: var(--color-secondary-elevated);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-secondary-border);
  transition: all var(--transition-fast);
}

.country-pill::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-primary);
}

.country-pill:hover {
  border-color: var(--color-primary);
  transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
   6. 01 · The Range (Product Catalog)
   -------------------------------------------------------------------------- */
.range-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-top: var(--space-10);
}

@media (min-width: 680px) {
  .range-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1040px) {
  .range-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.product-card {
  background: var(--color-secondary-card);
  border: 1px solid var(--color-secondary-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: all var(--transition-normal);
  overflow: hidden;
}

.product-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: transparent;
  transition: background var(--transition-fast);
}

.product-card:hover {
  border-color: var(--color-secondary-border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.product-card:hover::before {
  background: var(--color-primary);
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
}

.product-category-tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 800;
  color: var(--color-primary-ink);
  letter-spacing: 0.12em;
}

.product-image-box {
  width: 100%;
  height: 180px;
  background: #0e0d22;
  border: 1px solid var(--color-secondary-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  overflow: hidden;
}

.product-image-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--transition-normal);
}

.product-card:hover .product-image-box img {
  transform: scale(1.03);
}

.product-title {
  font-size: var(--text-lg);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
  color: var(--color-tertiary);
}

.product-desc {
  font-size: var(--text-sm);
  color: var(--color-tertiary-muted);
  line-height: 1.6;
  margin-bottom: var(--space-5);
}


.card-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

/* --------------------------------------------------------------------------
   7. 02 · Why Vision AI (Value Pillars)
   -------------------------------------------------------------------------- */
.why-us-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-top: var(--space-10);
}

@media (min-width: 680px) {
  .why-us-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1040px) {
  .why-us-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.pillar-card {
  background: var(--color-secondary-surface);
  border: 1px solid var(--color-secondary-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  position: relative;
  transition: all var(--transition-normal);
}

.pillar-card:hover {
  border-color: var(--color-secondary-border-hover);
  transform: translateY(-2px);
}

.pillar-num {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: 900;
  color: var(--color-primary-ink);
  line-height: 1;
}

.pillar-title {
  font-size: var(--text-base);
  font-weight: 800;
  text-transform: uppercase;
  color: var(--color-tertiary);
}

.pillar-desc {
  font-size: var(--text-sm);
  color: var(--color-tertiary-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   8. 03 · Beyond the Kit (LiDAR & Drones)
   -------------------------------------------------------------------------- */
.beyond-card {
  background: var(--color-secondary-surface);
  border: 1px solid var(--color-secondary-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr;
  margin-top: var(--space-10);
  box-shadow: var(--shadow-lg);
}

@media (min-width: 900px) {
  .beyond-card {
    grid-template-columns: 1fr 1fr;
  }
}

.beyond-info {
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-4);
}

@media (min-width: 900px) {
  .beyond-info {
    padding: var(--space-12);
  }
}

.beyond-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  text-transform: uppercase;
  line-height: 1.15;
}

.beyond-copy {
  font-size: var(--text-base);
  color: var(--color-tertiary-muted);
  line-height: 1.7;
}

.beyond-media {
  background: #0b0a1a;
  border-top: 1px solid var(--color-secondary-border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

@media (min-width: 900px) {
  .beyond-media {
    border-top: none;
    border-left: 1px solid var(--color-secondary-border);
  }
}

.beyond-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --------------------------------------------------------------------------
   9. 04 · Request a Quote Form & Direct Channels
   -------------------------------------------------------------------------- */
.quote-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  margin-top: var(--space-10);
}

@media (min-width: 992px) {
  .quote-layout {
    grid-template-columns: 0.85fr 1.15fr;
  }
}

.quote-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.channel-card {
  background: var(--color-secondary-surface);
  border: 1px solid var(--color-secondary-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.channel-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.channel-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-secondary-elevated);
  border: 1px solid var(--color-secondary-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-ink);
  flex-shrink: 0;
}

.channel-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-tertiary-dim);
  text-transform: uppercase;
}

.channel-val {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-tertiary);
}

.channel-val:hover {
  color: var(--color-primary-ink);
}

.quote-form-card {
  background: var(--color-secondary-surface);
  border: 1px solid var(--color-secondary-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
}

@media (min-width: 768px) {
  .quote-form-card {
    padding: var(--space-8);
  }
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 600px) {
  .form-grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-tertiary);
}

.form-label span.req {
  color: var(--color-primary-ink);
}

.form-input, .form-select, .form-textarea {
  background: var(--color-secondary);
  border: 1px solid var(--color-secondary-border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  color: var(--color-tertiary);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
  width: 100%;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(192, 213, 50, 0.15);
}

.form-select {
  cursor: pointer;
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-feedback {
  display: none;
  padding: var(--space-4);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.form-feedback.success {
  display: block;
  background: rgba(192, 213, 50, 0.15);
  border: 1px solid var(--color-primary);
  color: var(--color-tertiary);
}

.form-feedback.error {
  display: block;
  background: rgba(244, 63, 94, 0.15);
  border: 1px solid var(--color-danger);
  color: var(--color-tertiary);
}

/* --------------------------------------------------------------------------
   10. Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--color-secondary);
  border-top: 1px solid var(--color-secondary-border);
  padding: var(--space-12) 0 var(--space-8);
}

.footer-top {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-bottom: var(--space-10);
}

@media (min-width: 768px) {
  .footer-top {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  list-style: none;
}

.footer-link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  color: var(--color-tertiary-muted);
  letter-spacing: 0.05em;
}

.footer-link:hover {
  color: var(--color-primary-ink);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-secondary-border);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-tertiary-dim);
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

/* --------------------------------------------------------------------------
   Icon motion — the icons are inline SVG, so they animate with CSS
   -------------------------------------------------------------------------- */
.vai-icon { transform-box: fill-box; transform-origin: center; }

/* Arrows nudge forward when their button/link is hovered */
.btn .vai-icon { transition: transform var(--transition-fast); }
.btn:hover .vai-icon { transform: translateX(3px); }
.btn-secondary:hover .vai-icon { transform: rotate(90deg) scale(1.1); }

/* Idle motion for the survey-themed icons */
.vai-icon.anim-spin   { animation: iconSpin 12s linear infinite; }
.vai-icon.anim-sweep  { animation: iconSweep 4s ease-in-out infinite; }
.vai-icon.anim-hover  { animation: iconHover 3s ease-in-out infinite; }
.vai-icon.anim-ping   { animation: iconPing 2.4s ease-in-out infinite; }

/* Icons inside cards come alive when the card is hovered */
.product-card:hover .vai-icon,
.why-card:hover .vai-icon,
.feature-card:hover .vai-icon { animation: iconPing 1.2s ease-in-out infinite; }

@keyframes iconSpin  { to { transform: rotate(360deg); } }
@keyframes iconSweep { 0%, 100% { transform: rotate(-12deg); } 50% { transform: rotate(12deg); } }
@keyframes iconHover { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-3px); } }
@keyframes iconPing  { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.18); } }

@media (prefers-reduced-motion: reduce) {
  .vai-icon, .vai-icon * { animation: none !important; transition: none !important; }
}

/* --------------------------------------------------------------------------
   Light site variant (#fefefe background, navy ink)
   -------------------------------------------------------------------------- */
.site-light { background-image: linear-gradient(to right, rgba(var(--color-tertiary-rgb), 0.035) 1px, transparent 1px), linear-gradient(to bottom, rgba(var(--color-tertiary-rgb), 0.035) 1px, transparent 1px); background-size: 48px 48px; }
.site-light .navbar { background-color: rgba(var(--color-secondary-rgb), 0.92); }
.site-light .hero-title span.highlight {
  color: var(--color-tertiary);
  background: linear-gradient(transparent 58%, var(--color-primary) 58%, var(--color-primary) 94%, transparent 94%);
}

/* Display face (Space Grotesk) for brand moments; Inter for reading text */
.nav-brand, .hero-title, .section-title, .product-title, .pillar-title,
.beyond-title, .operations-title { font-family: var(--font-display); }
body { font-size: 1rem; letter-spacing: -0.005em; }

/* Spec tiles on product cards */
.spec-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}
.spec-tile {
  background: var(--color-secondary-surface);
  border: 1px solid var(--color-secondary-border);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.spec-k {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-tertiary-dim);
}
.spec-k .vai-icon { color: var(--color-primary-ink); flex-shrink: 0; }
.spec-v {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--color-tertiary);
  overflow-wrap: anywhere;
}
@media (max-width: 420px) { .spec-grid { grid-template-columns: 1fr; } }
.pillar-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: var(--color-primary-contrast);
}

.nav-brand-img { height: 36px; width: auto; max-width: 160px; object-fit: contain; display: block; }

/* Product detail pages */
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0 0 var(--space-6); font-family: var(--font-mono); font-size: var(--text-xs); }
.breadcrumb li + li::before { content: '/'; margin-right: 8px; opacity: 0.5; }
.breadcrumb a { color: var(--color-primary-ink); }
.product-page { padding-top: calc(var(--space-12, 48px) + 40px); }
.product-page-grid { display: grid; gap: var(--space-8); grid-template-columns: 1fr; }
@media (min-width: 860px) { .product-page-grid { grid-template-columns: 1fr 1fr; align-items: start; } }
.product-page-image { background: #0e0d22; border: 1px solid var(--color-secondary-border); }
.product-page-image img { display: block; width: 100%; height: auto; aspect-ratio: 4/3; object-fit: cover; }
.product-page-title { font-size: clamp(1.8rem, 4vw, 2.8rem); line-height: 1.05; margin: 6px 0 var(--space-4); }
.product-page-desc { font-size: var(--text-lg, 1.1rem); max-width: 60ch; }
.product-spec-table { width: 100%; border-collapse: collapse; margin: var(--space-6) 0; }
.product-spec-table th, .product-spec-table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--color-secondary-border); }
.product-spec-table th { font-family: var(--font-mono); font-size: var(--text-xs); text-transform: uppercase; width: 40%; }
.product-page-code { font-family: var(--font-mono); font-size: var(--text-xs); }
.product-page-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-6); }
.product-related-title { margin: var(--space-12, 48px) 0 var(--space-6); }
.product-link { color: inherit; text-decoration: none; } .product-link:hover { text-decoration: underline; }