/* ===================================================================== *
 * components.css — public-facing UI primitives built on tokens.css.
 *
 * Sections:
 *   1. Buttons
 *   2. Page header (banner-like intro for non-home pages)
 *   3. Hero (home page)
 *   4. Features grid
 *   5. Product overview / about teaser
 *   6. CTA section
 *   6b. Home page polish (decorative layers, arrow CTAs, card motion)
 *   7a. Product embed (CMS home page)
 *   7b. CMS content section (home page)
 *   7. Product list (card grid)
 *   8. Product detail (hero, sections, specs)
 *   9. About page (content + meta)
 *  10. Apple-style content sections (CMS about page)
 *  11. CMS element effects (scroll animations)
 *  12. Contact page
 *  13. Card primitives (generic)
 *  14. Badges + chips
 *  15. Alerts / banners
 *  16. Toast
 *  17. Empty state
 *  18. Footer
 *  19. Responsive
 *  20. Apple-Style Animations (reveal, hover, parallax)
 * ===================================================================== */

/* --------------------------------------------------------------------- *
 *  1. Buttons                                                            *
 * --------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0 var(--space-5);
  height: 42px;
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  font-family: inherit;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  border: 1px solid transparent;
  line-height: 1;
  transition:
    background var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out),
    transform var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out);
}
.btn:focus-visible { outline: none; box-shadow: var(--shadow-focus); }
.btn:active { transform: translateY(1px); }
.btn svg { flex: 0 0 16px; width: 16px; height: 16px; }

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-text-inverse);
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(58, 125, 123, 0.32);
}
@media (hover: hover) {
  .btn-primary:hover {
    filter: brightness(1.06);
    transform: translateY(-1px);
    box-shadow: 0 8px 22px rgba(58, 125, 123, 0.4);
  }
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-xs);
}
@media (hover: hover) {
  .btn-secondary:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-text-subtle);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
  }
}

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border-color: transparent;
}
@media (hover: hover) {
  .btn-ghost:hover { background: var(--color-surface-hover); }
}

.btn-light {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(8px);
}
.btn-light:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-lg {
  height: 50px;
  padding: 0 var(--space-6);
  font-size: var(--text-lg);
}

.btn-sm {
  height: 34px;
  padding: 0 var(--space-3);
  font-size: var(--text-sm);
}

.btn-block { width: 100%; }

/* --------------------------------------------------------------------- *
 *  2. Page header (banner for non-home pages)
 * --------------------------------------------------------------------- */

.page-header {
  position: relative;
  padding: var(--space-20) 0 var(--space-12);
  background:
    radial-gradient(circle at 12% 50%, rgba(58, 125, 123, 0.10), transparent 50%),
    radial-gradient(circle at 90% 20%, rgba(168, 197, 194, 0.18), transparent 55%),
    linear-gradient(180deg, var(--color-bg) 0%, var(--color-surface) 100%);
  border-bottom: 1px solid var(--color-border-subtle);
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(30, 58, 95, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 58, 95, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, black 30%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, black 30%, transparent 100%);
  pointer-events: none;
}
.page-header > .container { position: relative; z-index: 1; }
.page-header h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-3);
  color: var(--color-accent);
}
.page-header p.lead {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 640px;
  margin: 0;
  line-height: var(--leading-normal);
}
.page-header .breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}
.page-header .breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}
.page-header .breadcrumb a:hover { color: var(--color-primary); }
.page-header .breadcrumb .sep { opacity: 0.4; }

/* --------------------------------------------------------------------- *
 *  3. Hero (home page)
 * --------------------------------------------------------------------- */

.hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  padding: var(--space-20) 0 var(--space-16);
  background:
    radial-gradient(ellipse at 80% -10%, rgba(168, 197, 194, 0.35), transparent 55%),
    radial-gradient(ellipse at 10% 110%, rgba(58, 125, 123, 0.4), transparent 60%),
    linear-gradient(135deg, #1a3a5f 0%, #2d5d5b 55%, #3a7d7b 100%);
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(circle at 50% 50%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, black 30%, transparent 80%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(180deg, transparent, var(--color-bg));
  pointer-events: none;
}
.hero > .container { position: relative; z-index: 1; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: var(--space-6);
  backdrop-filter: blur(8px);
}
.hero-eyebrow .pulse {
  width: 8px;
  height: 8px;
  background: var(--color-primary-light);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(111, 166, 163, 0.7);
  animation: hero-pulse 2s infinite;
}
@keyframes hero-pulse {
  0% { box-shadow: 0 0 0 0 rgba(111, 166, 163, 0.7); }
  70% { box-shadow: 0 0 0 12px rgba(111, 166, 163, 0); }
  100% { box-shadow: 0 0 0 0 rgba(111, 166, 163, 0); }
}

.hero h1 {
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  font-weight: var(--weight-bold);
  margin: 0 0 var(--space-4);
  line-height: 1.1;
  letter-spacing: -0.025em;
  max-width: 14ch;
  color: #fff;
}
.hero h1 .accent {
  background: linear-gradient(135deg, #fff 0%, #a8c5c2 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-tagline {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  opacity: 0.95;
  margin: 0 0 var(--space-2);
  font-weight: var(--weight-medium);
  letter-spacing: -0.005em;
  max-width: 32ch;
}
.hero-subtitle {
  font-size: var(--text-base);
  opacity: 0.75;
  margin: 0 0 var(--space-8);
  max-width: 36ch;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  max-width: 640px;
}
.hero-stats .stat {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.hero-stats .stat-value {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  line-height: 1;
}
.hero-stats .stat-label {
  font-size: var(--text-xs);
  opacity: 0.7;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
@media (max-width: 640px) {
  .hero-stats { grid-template-columns: 1fr 1fr; gap: var(--space-4); }
  .hero-stats .stat:nth-child(3) { grid-column: 1 / -1; }
}

/* --------------------------------------------------------------------- *
 *  4. Features grid
 * --------------------------------------------------------------------- */

.features {
  padding: var(--space-20) 0;
}
.features-header {
  text-align: center;
  margin-bottom: var(--space-12);
}
.features-eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.features h2 {
  font-size: clamp(1.875rem, 3.5vw, 2.5rem);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-3);
  color: var(--color-accent);
}
.features-intro {
  max-width: 640px;
  margin: 0 auto;
  color: var(--color-text-secondary);
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-6);
}
.feature-card {
  position: relative;
  background: var(--color-surface);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-subtle);
  box-shadow: var(--shadow-xs);
  transition:
    transform var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out);
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-out);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border);
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary-lighter), var(--color-primary-light));
  color: var(--color-accent);
  font-size: 1.75rem;
  margin-bottom: var(--space-4);
  line-height: 1;
}
.feature-card h3 {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  margin: 0 0 var(--space-2);
  color: var(--color-accent);
}
.feature-card p {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
}

/* --------------------------------------------------------------------- *
 *  5. Product overview / about teaser
 * --------------------------------------------------------------------- */

.product-overview {
  padding: var(--space-20) 0;
  background: var(--color-surface);
}
.product-overview-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: var(--space-12);
  align-items: center;
}
@media (max-width: 900px) {
  .product-overview-inner { grid-template-columns: 1fr; gap: var(--space-8); }
}
.product-overview h2 {
  font-size: clamp(1.875rem, 3.5vw, 2.5rem);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-4);
  color: var(--color-accent);
}
.product-tagline {
  font-size: var(--text-xl);
  font-weight: var(--weight-medium);
  color: var(--color-primary);
  margin: 0 0 var(--space-6);
  line-height: var(--leading-snug);
}
.product-intro {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin: 0 0 var(--space-6);
}
.product-overview-visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background:
    radial-gradient(circle at 30% 30%, rgba(58, 125, 123, 0.4), transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(30, 58, 95, 0.3), transparent 50%),
    linear-gradient(135deg, #1a3a5f, #3a7d7b);
  padding: var(--space-12);
  color: #fff;
  min-height: 360px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  box-shadow: var(--shadow-xl);
}
.product-overview-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}
.product-overview-visual > * { position: relative; z-index: 1; }
.product-overview-visual .badge-stack {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
}
.product-overview-visual .pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.92);
}
.product-overview-visual .pill::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-primary-light);
  border-radius: 50%;
}
.product-overview-visual h3 {
  font-size: var(--text-2xl);
  margin: 0 0 var(--space-2);
  color: #fff;
  letter-spacing: -0.01em;
}
.product-overview-visual p {
  margin: 0;
  opacity: 0.85;
  font-size: var(--text-base);
}

.about-teaser {
  padding: var(--space-20) 0;
  background:
    radial-gradient(circle at 80% 50%, rgba(168, 197, 194, 0.18), transparent 50%),
    var(--color-bg);
  text-align: center;
}
.about-teaser h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-4);
  color: var(--color-accent);
}
.about-teaser p {
  max-width: 680px;
  margin: 0 auto var(--space-8);
  line-height: var(--leading-relaxed);
  color: var(--color-text-secondary);
  font-size: var(--text-lg);
}

/* --------------------------------------------------------------------- *
 *  6. CTA section
 * --------------------------------------------------------------------- */

.cta-section {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  padding: var(--space-20) 0;
  text-align: center;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.1), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(168, 197, 194, 0.18), transparent 45%);
  pointer-events: none;
}
.cta-section > .container { position: relative; z-index: 1; }
.cta-section h2 {
  font-size: clamp(1.875rem, 3.5vw, 2.5rem);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-4);
  color: #fff;
  max-width: 22ch;
  margin-left: auto;
  margin-right: auto;
}
.cta-section p {
  font-size: var(--text-lg);
  opacity: 0.9;
  margin: 0 0 var(--space-8);
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}
.cta-section .btn-primary {
  background: #fff;
  color: var(--color-accent);
  border-color: #fff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}
@media (hover: hover) {
  .cta-section .btn-primary:hover {
    filter: none;
    transform: translateY(-2px);
    box-shadow: 0 14px 32px rgba(0, 0, 0, 0.24);
  }
}

/* --------------------------------------------------------------------- *
 *  6b. Home page polish — decorative layers, arrow CTAs, card motion.
 *
 *  Everything here is CSS-only (no extra requests) and animates on
 *  transform/opacity exclusively, so the compositor can run it off the
 *  main thread. All motion is disabled under prefers-reduced-motion.
 * --------------------------------------------------------------------- */

/* -- Button arrow affordance ---------------------------------------- */
.btn-arrow {
  display: inline-block;
  transition: transform var(--duration-base) var(--ease-out);
}
@media (hover: hover) {
  .btn:hover .btn-arrow { transform: translateX(4px); }
}

/* -- Hero decorative orbs ------------------------------------------- */
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(72px);
  pointer-events: none;
  opacity: 0.55;
}
.hero-orb--a {
  width: 420px;
  height: 420px;
  top: -140px;
  right: -80px;
  background: radial-gradient(circle, rgba(168, 197, 194, 0.5), transparent 65%);
  animation: hero-orb-float 14s var(--ease-in-out) infinite alternate;
}
.hero-orb--b {
  width: 360px;
  height: 360px;
  bottom: -120px;
  left: -100px;
  background: radial-gradient(circle, rgba(58, 125, 123, 0.55), transparent 65%);
  animation: hero-orb-float 18s var(--ease-in-out) infinite alternate-reverse;
}
@keyframes hero-orb-float {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(36px, 28px, 0) scale(1.08); }
}

/* -- Hero stats: hairline dividers instead of one long rule --------- */
@media (min-width: 641px) {
  .hero-stats .stat { position: relative; padding-left: var(--space-6); }
  .hero-stats .stat::before {
    content: '';
    position: absolute;
    left: 0;
    top: 4px;
    bottom: 4px;
    width: 2px;
    border-radius: var(--radius-full);
    background: linear-gradient(180deg, var(--color-primary-light), transparent);
  }
  .hero-stats .stat:first-child { padding-left: 0; }
  .hero-stats .stat:first-child::before { content: none; }
}

/* -- Feature cards: icon motion + gradient ring on hover ------------ */
.feature-icon {
  transition: transform var(--duration-base) var(--ease-out);
}
@media (hover: hover) {
  .feature-card:hover .feature-icon { transform: scale(1.08) rotate(-4deg); }
  .feature-card:hover {
    border-color: var(--color-primary-lighter);
    background: linear-gradient(180deg, var(--color-surface), var(--color-surface-hover));
  }
}

/* -- Eyebrow as a pill (used by features / product / about sections) - */
.features-eyebrow {
  padding: var(--space-1) var(--space-3);
  background: rgba(58, 125, 123, 0.08);
  border: 1px solid rgba(58, 125, 123, 0.16);
  border-radius: var(--radius-full);
}

/* -- Product overview visual: gentle float + glow -------------------- */
.product-overview-visual {
  box-shadow:
    var(--shadow-xl),
    0 0 80px rgba(58, 125, 123, 0.25);
}
@media (prefers-reduced-motion: no-preference) {
  .product-overview-visual { animation: visual-float 9s var(--ease-in-out) infinite alternate; }
}
@keyframes visual-float {
  from { transform: translateY(0); }
  to   { transform: translateY(-8px); }
}

/* -- Product CTA row (replaced inline styles) ------------------------- */
.product-cta-row {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* -- About teaser: oversized decorative quote ------------------------- */
.about-teaser > .container { position: relative; }
.about-teaser > .container::before {
  content: '\201C';
  position: absolute;
  top: -0.35em;
  left: 50%;
  transform: translateX(-50%);
  font-size: 6rem;
  line-height: 1;
  color: rgba(58, 125, 123, 0.14);
  font-family: Georgia, serif;
  pointer-events: none;
}

/* -- CTA section: subtle grid texture over the gradient --------------- */
.cta-section::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 50%, black 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, black 20%, transparent 75%);
  pointer-events: none;
}

/* -- Reduced motion: freeze all decorative animation ------------------ */
@media (prefers-reduced-motion: reduce) {
  .hero-orb--a,
  .hero-orb--b,
  .hero-eyebrow .pulse,
  .product-overview-visual {
    animation: none;
  }
}

/* --------------------------------------------------------------------- *
 *  7a. Product embed (CMS home page)
 * --------------------------------------------------------------------- */

.product-embed {
  display: flex;
  gap: var(--space-6);
  align-items: flex-start;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
}
.product-embed-image {
  flex: 0 0 200px;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  object-fit: cover;
}
.product-embed-body { flex: 1; }
.product-embed-title {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  margin: 0 0 var(--space-1);
}
.product-embed-tagline {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin: 0 0 var(--space-3);
}
.product-embed-desc {
  font-size: var(--text-sm);
  line-height: 1.7;
  margin-bottom: var(--space-3);
}
.product-embed-desc p { margin: 0 0 var(--space-2); }

@media (max-width: 640px) {
  .product-embed { flex-direction: column; }
  .product-embed-image { flex: none; width: 100%; max-width: 100%; }
}

/* --------------------------------------------------------------------- *
 *  7b. CMS content section (home page)
 * --------------------------------------------------------------------- */

.cms-content { padding: var(--space-12) 0; }
.cms-content .cms-body > *:first-child { margin-top: 0; }
.cms-content .cms-body > *:last-child { margin-bottom: 0; }

/* --------------------------------------------------------------------- *
 *  8. Product list (card grid)
 * --------------------------------------------------------------------- */

.products-section { padding: var(--space-12) 0 var(--space-20); }
.products-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
}
.products-toolbar .meta {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-6);
}
.product-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition:
    transform var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out);
  box-shadow: var(--shadow-xs);
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
  text-decoration: none;
}
.product-card-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  background:
    radial-gradient(circle at 30% 30%, rgba(58, 125, 123, 0.3), transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(30, 58, 95, 0.2), transparent 50%),
    linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.9);
  overflow: hidden;
}
.product-card-thumb::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(circle at 50% 50%, black 40%, transparent 90%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, black 40%, transparent 90%);
}
.product-card-thumb-text {
  position: relative;
  z-index: 1;
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  text-align: center;
  padding: 0 var(--space-4);
}
.product-card-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-6);
  flex: 1 1 auto;
}
.product-card-tagline {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin: 0;
}
.product-card-name {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  color: var(--color-accent);
  margin: 0;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.product-card-name .badge-core {
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-xs);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-weight: var(--weight-medium);
}
.product-card-name .badge-derived {
  background: var(--color-info, #3b82f6);
  color: #fff;
  font-size: var(--text-xs);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-weight: var(--weight-medium);
}
.product-card-name .badge-latest {
  background: var(--color-success, #22c55e);
  color: #fff;
  font-size: var(--text-xs);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-weight: var(--weight-medium);
}
.product-card-desc {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  margin: 0;
  flex: 1 1 auto;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.product-card-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-2);
  color: var(--color-primary);
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
}
.product-card:hover .product-card-cta svg { transform: translateX(4px); }
.product-card-cta svg { transition: transform var(--duration-fast) var(--ease-out); }

/* ── Categorized product grid (products-list.njk) ── */

/* Sections stack vertically, each full-width */
.products-categorized {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
  margin-bottom: var(--space-8);
}

/* A single category section */
.cat-column {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.cat-column[aria-hidden="true"] {
  display: none;
}

.cat-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-5);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.cat-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Category color accents */
.cat-core .cat-dot,
.cat-core .cat-header { --cat-accent: var(--color-primary); }
.cat-core .cat-dot { background: var(--color-primary); box-shadow: 0 0 8px rgba(58, 125, 123, 0.4); }
.cat-core .cat-header { border-left: 3px solid var(--color-primary); }

.cat-latest .cat-dot,
.cat-latest .cat-header { --cat-accent: var(--color-success, #22c55e); }
.cat-latest .cat-dot { background: var(--color-success, #22c55e); box-shadow: 0 0 8px rgba(34, 197, 94, 0.4); }
.cat-latest .cat-header { border-left: 3px solid var(--color-success, #22c55e); }

.cat-derived .cat-dot,
.cat-derived .cat-header { --cat-accent: var(--color-info, #3b82f6); }
.cat-derived .cat-dot { background: var(--color-info, #3b82f6); box-shadow: 0 0 8px rgba(59, 130, 246, 0.4); }
.cat-derived .cat-header { border-left: 3px solid var(--color-info, #3b82f6); }

.cat-other .cat-dot { background: var(--color-text-muted); }
.cat-other .cat-header { border-left: 3px solid var(--color-text-muted); }

.cat-title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  margin: 0;
  flex: 1;
}

.cat-count {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--cat-accent, var(--color-text-muted));
  background: color-mix(in srgb, var(--cat-accent, var(--color-text-muted)) 12%, transparent);
  padding: 2px 10px;
  border-radius: var(--radius-full, 999px);
  line-height: 1.6;
}

/* Product cards laid out horizontally in a responsive grid */
.cat-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-5);
}

/* Compact thumb for cards inside category sections */
.cat-card .cat-card-thumb {
  aspect-ratio: 16 / 7;
}

.cat-card .product-card-name {
  font-size: var(--text-lg);
}

.cat-empty {
  padding: var(--space-10) var(--space-4);
  text-align: center;
  color: var(--color-text-muted);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg-secondary, rgba(0,0,0,0.02));
  grid-column: 1 / -1;
}

.cat-empty p {
  margin: 0;
  font-size: var(--text-sm);
}

/* ── Responsive ── */

@media (max-width: 1024px) {
  .cat-list {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }
  .products-categorized {
    gap: var(--space-8);
  }
}

@media (max-width: 768px) {
  .cat-list {
    grid-template-columns: 1fr;
  }
  .cat-header {
    padding: var(--space-3) var(--space-4);
  }
  .cat-title {
    font-size: var(--text-base);
  }
  .products-categorized {
    gap: var(--space-6);
  }
}

/* --------------------------------------------------------------------- *
 *  8. Product detail (hero, sections, specs)
 * --------------------------------------------------------------------- */

.product-hero {
  position: relative;
  overflow: hidden;
  padding: var(--space-20) 0 var(--space-16);
  color: #fff;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(168, 197, 194, 0.3), transparent 55%),
    radial-gradient(ellipse at 20% 100%, rgba(58, 125, 123, 0.4), transparent 60%),
    linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 70%, var(--color-primary-dark) 100%);
}
.product-hero::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(180deg, transparent, var(--color-surface));
  pointer-events: none;
}
.product-hero > .container { position: relative; z-index: 1; }
.product-hero .breadcrumb {
  margin-bottom: var(--space-6);
  color: rgba(255, 255, 255, 0.7);
}
.product-hero .breadcrumb a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
}
.product-hero .breadcrumb a:hover { color: #fff; }
.product-hero .breadcrumb .sep { opacity: 0.5; }
.product-hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: var(--weight-bold);
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin: 0 0 var(--space-4);
  color: #fff;
  max-width: 16ch;
}
.product-hero .product-tagline {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  color: rgba(255, 255, 255, 0.95);
  margin: 0 0 var(--space-8);
  max-width: 44ch;
  font-weight: var(--weight-normal);
}
.product-hero .hero-cta { display: flex; gap: var(--space-3); flex-wrap: wrap; }

.product-section {
  padding: var(--space-16) 0;
}
.product-section.alt { background: var(--color-bg); }
.product-section h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  color: var(--color-accent);
  margin: 0 0 var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.product-section h2::before {
  content: '';
  width: 4px;
  height: 1em;
  background: linear-gradient(180deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-full);
}
.product-content {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-text);
  max-width: 720px;
}
.product-content h2, .product-content h3, .product-content h4 {
  margin: var(--space-8) 0 var(--space-3);
  letter-spacing: -0.01em;
}
.product-content p { margin: 0 0 var(--space-4); }
.product-content ul, .product-content ol { margin: 0 0 var(--space-4); padding-left: var(--space-6); }
.product-content li { margin-bottom: var(--space-2); }
.product-content blockquote {
  margin: var(--space-6) 0;
  padding: var(--space-3) var(--space-5);
  background: var(--color-bg-subtle);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-text-secondary);
}
.product-content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--color-bg-subtle);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-xs);
  color: var(--color-primary-dark);
}

.specs-table {
  width: 100%;
  max-width: 720px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border-collapse: collapse;
}
.specs-table tr {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border-subtle);
  align-items: center;
  transition: background var(--duration-fast) var(--ease-out);
}
.specs-table tr:last-child { border-bottom: 0; }
.specs-table tr:hover { background: var(--color-surface-hover); }
.specs-table tr:nth-child(even) { background: var(--color-bg-subtle); }
.specs-table tr:nth-child(even):hover { background: var(--color-bg); }
.specs-table th {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-muted);
  letter-spacing: 0.01em;
}
.specs-table td {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: var(--weight-medium);
}

/* --------------------------------------------------------------------- *
 *  9. About page
 * --------------------------------------------------------------------- */

.about-content {
  padding: var(--space-16) 0;
  background: var(--color-surface);
}
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 320px);
  gap: var(--space-12);
  align-items: start;
}
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; }
}
.content-body {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-text);
  max-width: 720px;
}
.content-body h2 {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: -0.015em;
  margin: var(--space-10) 0 var(--space-4);
  color: var(--color-accent);
}
.content-body h2:first-child { margin-top: 0; }
.content-body h3 {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  margin: var(--space-8) 0 var(--space-3);
  color: var(--color-accent);
}
.content-body p { margin: 0 0 var(--space-4); }
.content-body ul, .content-body ol { margin: 0 0 var(--space-4); padding-left: var(--space-6); }
.content-body li { margin-bottom: var(--space-2); }
.content-body blockquote {
  margin: var(--space-6) 0;
  padding: var(--space-4) var(--space-5);
  background: var(--color-bg-subtle);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-text-secondary);
  font-style: italic;
}

.about-meta {
  position: sticky;
  top: calc(var(--header-height, 60px) + var(--space-4));
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.about-meta-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-xs);
}
.about-meta-card h4 {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-3);
}
.about-meta-card dl {
  margin: 0;
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
}
.about-meta-card dt {
  color: var(--color-text-muted);
}
.about-meta-card dd { margin: 0; color: var(--color-text); }

/* --------------------------------------------------------------------- *
 * 10. Apple.com-style content sections (CMS about page)
 * --------------------------------------------------------------------- */

/* Full-bleed section wrapper — each section in CMS body
   spans the full viewport width for alternating backgrounds.
   Inner content is constrained by .section-inner. */
.section-wrapper {
  padding: var(--space-20) 0;
  position: relative;
  overflow: hidden;
}

/* Subtle grid pattern overlay for visual depth */
.section-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(30, 58, 95, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 58, 95, 0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, black 40%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, black 40%, transparent 100%);
  pointer-events: none;
}
/* Gradient transition divider between alternating sections — wraps each
   section in a soft gradient fade so adjacent backgrounds blend smoothly. */
.section-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 40px;
  background: linear-gradient(180deg, rgba(245, 247, 246, 0.5), transparent);
  pointer-events: none;
  z-index: 0;
}
.section-wrapper:first-child::after { display: none; }
.section-accent::after {
  background: linear-gradient(180deg, rgba(30, 58, 95, 0.3), transparent);
}
.section-wrapper > * { position: relative; z-index: 1; }

/* Inner content constraint — matches .container max-width */
.section-inner {
  width: 100%;
  max-width: var(--container-max, 1200px);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* -- Background variants -- */

.section-wrapper.section-light {
  background: #fff;
}

.section-wrapper.section-subtle {
  background: var(--color-bg);
}

.section-wrapper.section-alt {
  background: linear-gradient(180deg, var(--color-bg) 0%, #e8f0ef 100%);
}

.section-wrapper.section-accent {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary-dark) 100%);
  color: #fff;
}
.section-wrapper.section-accent::before {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
}
.section-wrapper.section-accent h2,
.section-wrapper.section-accent h3,
.section-wrapper.section-accent h4 {
  color: #fff;
}
.section-wrapper.section-accent p,
.section-wrapper.section-accent li {
  color: rgba(255, 255, 255, 0.9);
}

/* -- Section eyebrow / label -- */
.section-eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  position: relative;
  padding-left: var(--space-5);
}
.section-eyebrow::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 12px;
  height: 2px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}
.section-accent .section-eyebrow {
  color: rgba(255, 255, 255, 0.7);
}
.section-accent .section-eyebrow::before {
  background: rgba(255, 255, 255, 0.7);
}

/* -- Apple-style headings -- */
.section-wrapper h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: var(--weight-bold);
  letter-spacing: -0.025em;
  line-height: 1.15;
  margin: 0 0 var(--space-3);
  color: var(--color-accent);
  max-width: 720px;
}
.section-wrapper h3 {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  letter-spacing: -0.01em;
  color: var(--color-accent);
  margin: 0 0 var(--space-2);
}
.section-wrapper h4 {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-accent);
  margin: 0 0 var(--space-1);
}

/* -- Lead / tagline text -- */
.section-tagline {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  margin: 0 0 var(--space-4);
  line-height: var(--leading-snug);
  max-width: 640px;
}
.section-accent .section-tagline {
  color: rgba(255, 255, 255, 0.95);
}

/* -- Body text -- */
.section-wrapper p {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-4);
  max-width: 680px;
}
.section-wrapper p:last-child { margin-bottom: 0; }

/* -- Lists -- */
.section-wrapper ul,
.section-wrapper ol {
  margin: 0;
  padding: 0;
  list-style: none;
}
.section-wrapper li {
  position: relative;
  padding-left: var(--space-5);
  margin-bottom: var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-text-secondary);
}
.section-wrapper li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  background: var(--color-primary-light);
  border-radius: 50%;
  opacity: 0.6;
}

/* -- Section divider line -- */
.section-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-full);
  margin: var(--space-8) 0 var(--space-6);
}
.section-accent .section-divider {
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0.15));
}

/* -- Capability grid (核心能力 cards) -- */
.capability-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}
.capability-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-xs);
  transition:
    transform var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out);
  position: relative;
  overflow: hidden;
}
.capability-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-out);
}
.capability-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.capability-card:hover::before { opacity: 1; }
.capability-card .card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary-lighter), var(--color-primary-light));
  font-size: 1.5rem;
  margin-bottom: var(--space-3);
  line-height: 1;
}
.capability-card h3 {
  font-size: var(--text-lg);
  margin: 0 0 var(--space-2);
}
.capability-card p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0;
  line-height: var(--leading-relaxed);
}

/* -- Use-case grid (适用场景) -- */
.use-case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-8);
}
.use-case-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  transition:
    transform var(--duration-base) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out);
}
.use-case-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}
.use-case-item .item-icon {
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary-lighter), var(--color-primary-light));
  border-radius: var(--radius-md);
  font-size: 1.25rem;
  flex-shrink: 0;
}
.use-case-item .item-body h4 {
  font-size: var(--text-base);
  margin: 0 0 var(--space-1);
}
.use-case-item .item-body p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

/* -- Value / stat row -- */
.value-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
  max-width: 720px;
}
.value-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.value-item .value-num {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  color: var(--color-primary);
  line-height: 1;
}
.value-item .value-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* -- Responsive -- */
@media (max-width: 768px) {
  .section-wrapper { padding: var(--space-12) 0; }
  .section-wrapper h2 { font-size: 1.75rem; }
  .section-wrapper p { font-size: var(--text-base); }
  .capability-grid { grid-template-columns: 1fr; }
  .use-case-grid { grid-template-columns: 1fr; }
  .value-row { grid-template-columns: repeat(2, 1fr); }
}

/* --------------------------------------------------------------------- *
 * 11. CMS element effects — scroll animations for CMS-rendered HTML     *
 * --------------------------------------------------------------------- */

/* Image reveal — fade in + subtle scale (applied via JS) */
.cms-img-reveal {
  opacity: 0;
  transform: scale(1.03);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
  will-change: opacity, transform;
}
.cms-img-reveal.is-visible {
  opacity: 1;
  transform: scale(1);
}

/* Blockquote accent — left-slide with primary-color left border */
.cms-blockquote {
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
  position: relative;
}
.cms-blockquote.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* List item stagger — sequential fade + slide-up */
.cms-list-item {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 400ms var(--ease-out), transform 400ms var(--ease-out);
}
.cms-list-item.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Heading accent — fade + slide-up with animated underline bar */
.cms-heading {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 500ms var(--ease-out), transform 500ms var(--ease-out);
  position: relative;
}
.cms-heading::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-full);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 600ms var(--ease-out) 200ms;
}
.cms-heading.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.cms-heading.is-visible::after {
  transform: scaleX(1);
}

/* --------------------------------------------------------------------- *
 * 12. Contact page
 * --------------------------------------------------------------------- */

.contact-section { padding: var(--space-12) 0 var(--space-20); background: var(--color-surface); }
.contact-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: var(--space-12);
  align-items: start;
}
@media (max-width: 900px) { .contact-shell { grid-template-columns: 1fr; gap: var(--space-8); } }

.lead-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
}
.lead-form .form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5);
}
@media (max-width: 600px) {
  .lead-form .form-grid { grid-template-columns: 1fr; }
}
.lead-form .form-row-full { grid-column: 1 / -1; }

.contact-aside {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.contact-info-card {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}
.contact-info-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(circle at 80% 20%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(circle at 80% 20%, black 30%, transparent 80%);
}
.contact-info-card > * { position: relative; z-index: 1; }
.contact-info-card h3 {
  margin: 0 0 var(--space-3);
  color: #fff;
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
}
.contact-info-card p {
  margin: 0 0 var(--space-4);
  opacity: 0.9;
  line-height: var(--leading-relaxed);
}
.contact-info-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.contact-info-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.95);
}
.contact-info-list .icon {
  flex: 0 0 28px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-sm);
  color: #fff;
}
.contact-info-list .icon svg { width: 14px; height: 14px; }

.contact-trust {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}
.contact-trust .item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}
.contact-trust .item .num {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  letter-spacing: -0.02em;
  color: var(--color-primary);
}

/* Submission feedback banner (success / error round-trip from /api/leads) */
.contact-alert { margin-bottom: var(--space-6); }

/* Form card wrapper — elevates the form above the plain panel style */
.contact-form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.contact-form-head {
  padding: var(--space-6) var(--space-8) 0;
}
.contact-form-head h2 {
  margin: 0 0 var(--space-1);
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}
.contact-form-head p {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.contact-form-card .lead-form {
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

/* Honeypot — must remain invisible to humans but present in the DOM.
   Off-screen positioning (not display:none) so simplistic bots that
   skip display:none fields still fill it. */
.hp-field {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Footer row under the message textarea: error left, counter right */
.form-field-footer {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
}
.form-counter {
  flex: 0 0 auto;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}
.form-counter.is-limit { color: var(--color-danger); }

.form-legal {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin: 0;
  text-align: center;
}

/* CMS-provided aside body replaces the default contact card */
.contact-cms-body { min-width: 0; }

/* Icon + label/value stack inside the gradient contact card */
.contact-info-list li > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.contact-info-list li strong { font-size: var(--text-xs); opacity: 0.75; font-weight: var(--weight-medium); }
.contact-info-list li a { color: #fff; text-decoration: none; overflow-wrap: anywhere; }
.contact-info-list li a:hover { text-decoration: underline; }

/* --------------------------------------------------------------------- *
 * Public lead-form controls.
 *
 * base.css deliberately ships no form styling; the contact form is the
 * only public form, so its controls are styled here, scoped to
 * `.lead-form`. Labels and inputs are a flex column so the text and
 * its box always align; every control is 100% width with a shared
 * padding/border/radius rhythm, which keeps the two-column grid rows
 * horizontally aligned.
 * --------------------------------------------------------------------- */
.lead-form .form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-width: 0;
}
/* The [hidden] attribute must beat the flex rule above. */
.lead-form .form-group[hidden] { display: none; }

.lead-form label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
  line-height: var(--leading-snug);
}
.lead-form label .required { color: var(--color-danger); }

.lead-form input[type="text"],
.lead-form input[type="email"],
.lead-form input[type="tel"],
.lead-form textarea {
  width: 100%;
  margin: 0;
  font: inherit;
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  transition: border-color 160ms var(--ease-out), box-shadow 160ms var(--ease-out);
}
.lead-form input[type="text"]:hover,
.lead-form input[type="email"]:hover,
.lead-form input[type="tel"]:hover,
.lead-form textarea:hover {
  border-color: var(--color-border-strong);
}
.lead-form input[type="text"]:focus,
.lead-form input[type="email"]:focus,
.lead-form input[type="tel"]:focus,
.lead-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}
.lead-form input::placeholder,
.lead-form textarea::placeholder {
  color: var(--color-text-subtle);
}
.lead-form textarea {
  resize: vertical;
  min-height: 132px;
  line-height: var(--leading-relaxed);
}

/* Reserve one line for the inline error so the grid doesn't jump
   when validation messages appear. */
.lead-form .form-error {
  display: block;
  min-height: 1em;
  font-size: var(--text-xs);
  line-height: 1.4;
  color: var(--color-danger);
}

/* --------------------------------------------------------------------- *
 * 13. Card primitives (generic)
 * --------------------------------------------------------------------- */

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-xs);
}

/* --------------------------------------------------------------------- *
 * 14. Badges + chips
 * --------------------------------------------------------------------- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  background: var(--color-bg-subtle);
  color: var(--color-text-secondary);
  letter-spacing: 0.02em;
  line-height: 1.5;
}

/* --------------------------------------------------------------------- *
 * 15. Alerts / banners
 * --------------------------------------------------------------------- */

.alert {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid;
  font-size: var(--text-sm);
  align-items: flex-start;
  line-height: 1.5;
  margin-bottom: var(--space-5);
}
.alert-icon {
  flex: 0 0 20px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  margin-top: 1px;
}
.alert-body { flex: 1 1 auto; min-width: 0; }
.alert-body strong { display: block; font-weight: var(--weight-semibold); }
.alert-body p { margin: 2px 0 0; }

.alert-success { background: var(--color-success-light); border-color: #bbf7d0; color: #166534; }
.alert-success .alert-icon { background: var(--color-success); color: var(--color-text-inverse); }
.alert-error   { background: var(--color-danger-light);  border-color: #fecaca; color: #991b1b; }
.alert-error .alert-icon   { background: var(--color-danger);  color: var(--color-text-inverse); }
.alert-warning { background: var(--color-warning-light); border-color: #fde68a; color: #92400e; }
.alert-warning .alert-icon { background: var(--color-warning); color: var(--color-text-inverse); }
.alert-info    { background: var(--color-info-light);    border-color: #bfdbfe; color: #1e40af; }
.alert-info .alert-icon    { background: var(--color-info);    color: var(--color-text-inverse); }

/* --------------------------------------------------------------------- *
 * 16. Toast
 * --------------------------------------------------------------------- */

.toast {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  z-index: 100;
  background: var(--color-text);
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  opacity: 0;
  transform: translateY(-8px);
  animation: toast-in var(--duration-slow) var(--ease-out) forwards;
}
@keyframes toast-in {
  to { opacity: 1; transform: translateY(0); }
}

/* --------------------------------------------------------------------- *
 * 17. Empty state — placeholder shown when content is not yet available
 * --------------------------------------------------------------------- */

.empty-state {
  text-align: center;
  padding: var(--space-20) var(--space-6);
  background: var(--color-surface);
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-lg);
}
.empty-state-icon {
  font-size: 48px;
  margin-bottom: var(--space-4);
  line-height: 1;
}
.empty-state h3 {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  margin: 0 0 var(--space-2);
  color: var(--color-accent);
}
.empty-state p {
  color: var(--color-text-secondary);
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
}
.empty-state .btn {
  margin-top: var(--space-5);
}

/* --------------------------------------------------------------------- *
 * 18. Footer
 * --------------------------------------------------------------------- */

.site-footer {
  background: linear-gradient(180deg, var(--color-bg-dark) 0%, #0a0e0d 100%);
  color: var(--color-text-dark);
  padding: var(--space-16) 0 var(--space-6);
  margin-top: var(--space-16);
  position: relative;
  overflow: hidden;
}
.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(168, 197, 194, 0.3), transparent);
}
.site-footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}
@media (max-width: 800px) {
  .site-footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
}
@media (max-width: 480px) {
  .site-footer-grid { grid-template-columns: 1fr; }
}
.site-footer h4 {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(232, 237, 237, 0.5);
  margin: 0 0 var(--space-4);
}
.site-footer-brand .brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}
.site-footer-brand .brand img {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}
.site-footer-brand .brand-name {
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: #fff;
  letter-spacing: 0.04em;
}
.site-footer-brand .tagline {
  color: rgba(232, 237, 237, 0.7);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  margin: 0 0 var(--space-5);
  max-width: 340px;
}
.site-footer-brand .contact-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: rgba(232, 237, 237, 0.8);
}
.site-footer-brand .contact-row a {
  color: rgba(232, 237, 237, 0.9);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}
.site-footer-brand .contact-row a:hover { color: var(--color-primary-light); }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.site-footer a {
  color: rgba(232, 237, 237, 0.75);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: color var(--duration-fast) var(--ease-out);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}
.site-footer a:hover { color: #fff; }
.site-footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: var(--text-xs);
  color: rgba(232, 237, 237, 0.5);
  flex-wrap: wrap;
}
.site-footer-bottom .links {
  display: flex;
  gap: var(--space-5);
}

/* --------------------------------------------------------------------- *
 * 19. Responsive
 * --------------------------------------------------------------------- */

@media (max-width: 768px) {
  .hero { padding: var(--space-16) 0 var(--space-12); }
  .hero h1 { font-size: 2.25rem; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .features, .product-overview, .cta-section, .about-teaser { padding: var(--space-12) 0; }
  .features-grid, .products-grid { grid-template-columns: 1fr; }
  .features h2, .product-overview h2, .cta-section h2 { font-size: 1.75rem; }
  .lead-form { padding: var(--space-5); }
  .specs-table tr { grid-template-columns: 1fr; gap: var(--space-1); padding: var(--space-3) var(--space-4); }
  .specs-table th { font-size: var(--text-xs); }
}

/* --------------------------------------------------------------------- *
 * 20. Apple-Style Animations (reveal, hover, parallax)
 * --------------------------------------------------------------------- */

/* -- Scroll-Triggered Reveal (enhanced) -- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity var(--duration-reveal, 600ms) var(--ease-out),
    transform var(--duration-reveal, 600ms) var(--ease-out);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* -- Staggered Children Container -- */
.reveal-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity var(--duration-reveal, 600ms) var(--ease-out),
    transform var(--duration-reveal, 600ms) var(--ease-out);
  will-change: opacity, transform;
}
.reveal-children > .is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* -- Hover Lift (cards, buttons) -- */
@media (hover: hover) {
  .hover-lift {
    transition:
      transform var(--duration-base) var(--ease-out),
      box-shadow var(--duration-base) var(--ease-out);
  }
  .hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
  }
  .hover-lift.btn:hover {
    transform: translateY(-2px);
  }
  .hover-lift.feature-card {
    /* Override existing feature-card hover that's built-in */
    transform: none;
    box-shadow: var(--shadow-xs);
  }
  .hover-lift.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
  }
}

/* -- Parallax Background -- */
.parallax-bg {
  position: relative;
  overflow: hidden;
  background-attachment: fixed;
  background-position: center center;
  background-size: cover;
}
.parallax-bg .container,
.parallax-bg .section-inner {
  position: relative;
  z-index: 1;
}

/* ===================================================================== *
 *  prefers-reduced-motion — global kill-switch for all animations       *
 * ===================================================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal,
  .reveal-children > *,
  .hover-lift,
  .cms-img-reveal,
  .cms-blockquote,
  .cms-list-item,
  .cms-heading {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .cms-heading::after {
    transform: scaleX(1) !important;
    transition: none !important;
  }
}