/* ==========================================================================
   Legacy Microtronix — Design System v2
   R&A Supply Solutions Pvt Ltd
   Professional dark theme — inspired by Linear, Vercel, Stripe
   Clean, restrained, credible
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;450;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* ---------- Design Tokens ---------- */
:root {
  /* Zinc-based neutral palette */
  --bg-primary: #09090b;
  --bg-secondary: #18181b;
  --bg-tertiary: #27272a;
  --bg-elevated: #1c1c1f;
  --bg-input: #18181b;

  /* Accent — restrained blue */
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-subtle: rgba(59, 130, 246, 0.08);
  --accent-border: rgba(59, 130, 246, 0.25);

  /* Status */
  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.08);
  --success-border: rgba(34, 197, 94, 0.2);
  --warning: #eab308;
  --warning-bg: rgba(234, 179, 8, 0.08);
  --warning-border: rgba(234, 179, 8, 0.2);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.08);
  --danger-border: rgba(239, 68, 68, 0.2);

  /* Text */
  --text-primary: #fafafa;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;

  /* Borders */
  --border: #27272a;
  --border-hover: #3f3f46;
  --border-subtle: #1f1f23;

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Layout */
  --max-width: 1120px;
  --nav-height: 64px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Motion */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --duration: 200ms;
  --duration-slow: 350ms;
}

/* ---------- Reset ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
}

#circuit-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  pointer-events: none;
}

a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--duration) var(--ease);
}

a:hover { color: var(--text-primary); }

img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* ---------- Global Map Animation (Search Page) ---------- */
.search-map-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl) 0;
  animation: fadeIn 0.5s ease-out;
}

.map-wrapper {
  position: relative;
  width: 100%;
  max-width: 600px;
  margin-bottom: var(--space-lg);
}

.map-svg {
  width: 100%;
  height: auto;
  opacity: 0.15;
}

.map-node {
  position: absolute;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 10px var(--accent);
  opacity: 0;
}

.map-node::after {
  content: '';
  position: absolute;
  top: -6px;
  left: -6px;
  right: -6px;
  bottom: -6px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.5); opacity: 1; }
  100% { transform: scale(2.5); opacity: 0; }
}

/* Node Positions (Approximate) */
.node-us { top: 38%; left: 22%; animation: nodeAppear 2s forwards 0.2s; }
.node-eu { top: 32%; left: 51%; animation: nodeAppear 2s forwards 0.4s; }
.node-in { top: 48%; left: 70%; animation: nodeAppear 2s forwards 0.6s; }
.node-cn { top: 42%; left: 78%; animation: nodeAppear 2s forwards 0.8s; }

@keyframes nodeAppear {
  0% { opacity: 0; transform: translate(-50%, -50%) scale(0); }
  10% { opacity: 1; transform: translate(-50%, -50%) scale(1.2); }
  20% { transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}

.searching-text {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.25;
  color: var(--text-primary);
  letter-spacing: -0.025em;
}

h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h3 { font-size: 1.15rem; }
h4 { font-size: 1rem; }

p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
}

.text-mono {
  font-family: var(--font-mono);
  letter-spacing: 0;
}

.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.8rem; }

/* ---------- Layout ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section {
  padding: var(--space-5xl) 0;
}

.section + .section {
  border-top: 1px solid var(--border-subtle);
}

.section-header {
  margin-bottom: var(--space-3xl);
}

.section-header.centered {
  text-align: center;
}

.section-header .overline {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.section-header p {
  max-width: 560px;
  margin-top: var(--space-sm);
  font-size: 1.05rem;
}

.section-header.centered p {
  margin-left: auto;
  margin-right: auto;
}

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-xl); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); }

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: rgba(9, 9, 11, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration) var(--ease);
}

.nav.scrolled {
  border-bottom-color: var(--border);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-logo:hover { color: var(--text-primary); }

.nav-logo .logo-icon {
  width: 32px;
  height: 32px;
  background: var(--accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: white;
  letter-spacing: 0;
}

.nav-logo .logo-text-accent {
  color: var(--accent);
}

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

.nav-links a {
  font-size: 0.85rem;
  font-weight: 450;
  color: var(--text-muted);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all var(--duration) var(--ease);
}

.nav-links a:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.nav-links a.active {
  color: var(--text-primary);
}

.nav-cta { margin-left: var(--space-sm); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.nav-toggle span {
  width: 20px;
  height: 1.5px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--duration) var(--ease);
}

.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 16px;
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 500;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: white;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}

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

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 8px 12px;
}

.btn-ghost:hover {
  color: var(--text-primary);
}

.btn-lg {
  padding: 10px 24px;
  font-size: 0.9rem;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.8rem;
}

.btn svg, .btn i {
  width: 16px;
  height: 16px;
}

/* ---------- Cards ---------- */
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: border-color var(--duration) var(--ease);
}

.card:hover {
  border-color: var(--border-hover);
}

.card-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  color: var(--text-secondary);
}

.card-icon svg, .card-icon i {
  width: 24px;
  height: 24px;
  stroke-width: 1.5;
}

.card h3 {
  margin-bottom: var(--space-sm);
}

.card p {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--nav-height) + var(--space-3xl)) var(--space-xl) var(--space-4xl);
}

.hero-content {
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-2xl);
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: var(--success);
  border-radius: 50%;
  flex-shrink: 0;
}

.hero h1 {
  margin-bottom: var(--space-lg);
  line-height: 1.15;
}

.hero p {
  font-size: 1.1rem;
  max-width: 540px;
  margin: 0 auto var(--space-2xl);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

/* ---------- Search Component ---------- */
.search-container {
  max-width: 600px;
  margin: 0 auto;
}

.search-wrapper {
  display: flex;
  align-items: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 4px;
  transition: border-color var(--duration) var(--ease);
}

.search-wrapper:focus-within {
  border-color: var(--accent-border);
}

.search-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  color: var(--text-muted);
  flex-shrink: 0;
}

.search-icon svg, .search-icon i {
  width: 18px;
  height: 18px;
  stroke-width: 1.5;
}

.search-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-primary);
  padding: 10px 0;
  width: 100%;
}

.search-input::placeholder {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.search-btn {
  padding: 8px 20px;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.search-hint {
  text-align: center;
  margin-top: var(--space-md);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.search-hint kbd {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 2px 6px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--duration) var(--ease);
}

.search-hint kbd:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

/* ---------- Search Tags ---------- */
.search-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.search-tag {
  padding: 5px 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--duration) var(--ease);
}

.search-tag:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.recent-searches {
  margin-top: var(--space-xl);
}

.recent-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
  font-weight: 500;
}

/* ---------- Search Results ---------- */
.search-results {
  margin-top: var(--space-xl);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.result-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  animation: fadeUp 0.3s var(--ease);
}

.result-card + .result-card {
  margin-top: var(--space-lg);
}

.result-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  gap: var(--space-md);
}

.result-mpn {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
}

.result-manufacturer {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.result-description {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Status badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 500;
  white-space: nowrap;
  flex-shrink: 0;
}

.status-available {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid var(--success-border);
}

.status-limited {
  background: var(--warning-bg);
  color: var(--warning);
  border: 1px solid var(--warning-border);
}

.status-unavailable {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid var(--danger-border);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-available .status-dot { background: var(--success); }
.status-limited .status-dot { background: var(--warning); }
.status-unavailable .status-dot { background: var(--danger); }

.result-details {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--space-lg);
}

.result-detail-item .label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.result-detail-item .value {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
}

.result-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* ---------- Stats Bar ---------- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  padding: var(--space-xl) var(--space-2xl);
  background: rgba(24, 24, 27, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  margin-top: calc(var(--space-2xl) * -0.5);
  position: relative;
  z-index: 10;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 4px;
  letter-spacing: -0.03em;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ---------- How It Works — Steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2xl);
}

.step { 
  text-align: center;
  padding: var(--space-2xl);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.02);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}
.step:hover {
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-5px);
}

.step-number {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 50%;
  margin: 0 auto var(--space-lg);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.step h3 {
  font-size: 1rem;
  margin-bottom: var(--space-sm);
}

.step p {
  font-size: 0.85rem;
}

/* ---------- Industry Badges ---------- */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-sm);
}

.industry-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: border-color var(--duration) var(--ease);
}

.industry-badge:hover {
  border-color: var(--border-hover);
}

.industry-badge .badge-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  flex-shrink: 0;
}

.industry-badge .badge-icon svg, .industry-badge .badge-icon i {
  width: 18px;
  height: 18px;
  stroke-width: 1.5;
}

/* ---------- CTA Section ---------- */
.cta-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl) var(--space-2xl);
  text-align: center;
}

.cta-section h2 {
  margin-bottom: var(--space-sm);
}

.cta-section p {
  max-width: 480px;
  margin: 0 auto var(--space-xl);
}

/* ---------- Forms ---------- */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 0.9rem;
  color: var(--text-primary);
  transition: border-color var(--duration) var(--ease);
  outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--accent-border);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2371717a' viewBox='0 0 16 16'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

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

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--border);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand p {
  font-size: 0.85rem;
  margin-top: var(--space-md);
  max-width: 280px;
}

.footer-brand .legal-name {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: var(--space-sm);
}

.footer h4 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
  font-weight: 500;
}

.footer-links a {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 3px 0;
  transition: color var(--duration) var(--ease);
}

.footer-links a:hover { color: var(--text-primary); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
}

.footer-social a {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-size: 0.8rem;
  transition: all var(--duration) var(--ease);
}

.footer-social a:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

/* ---------- Page Header ---------- */
.page-header {
  padding: calc(var(--nav-height) + var(--space-3xl)) 0 var(--space-3xl);
  border-bottom: 1px solid var(--border);
}

.page-header .container {
  max-width: 640px;
}

.page-header .overline {
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.page-header h1 {
  margin-bottom: var(--space-md);
}

.page-header p {
  font-size: 1.05rem;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
}

.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--text-primary); }

/* ---------- Content Sections ---------- */
.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.content-grid.reverse { direction: rtl; }
.content-grid.reverse > * { direction: ltr; }

.content-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 4/3;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.content-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.content-text h2 {
  margin-bottom: var(--space-lg);
}

.content-text p {
  margin-bottom: var(--space-md);
}

.content-text ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 6px 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.content-text ul li svg {
  width: 16px;
  height: 16px;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 3px;
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-2xl);
}

.contact-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
}

.contact-card .contact-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
  color: var(--text-secondary);
}

.contact-card .contact-icon svg, .contact-card .contact-icon i {
  width: 22px;
  height: 22px;
  stroke-width: 1.5;
}

.contact-card h4 {
  font-size: 0.9rem;
  margin-bottom: 4px;
}

.contact-card p {
  font-size: 0.85rem;
}

.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  height: 300px;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(80%) invert(92%) contrast(90%) hue-rotate(180deg);
}

/* ---------- Service Detail Cards ---------- */
.service-detail {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-xl);
  transition: border-color var(--duration) var(--ease);
}

.service-detail:hover {
  border-color: var(--border-hover);
}

.service-detail + .service-detail {
  margin-top: var(--space-lg);
}

.service-detail .service-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
}

.service-detail .service-icon svg, .service-detail .service-icon i {
  width: 28px;
  height: 28px;
  stroke-width: 1.5;
}

.service-detail h3 {
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
}

.service-detail p {
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

.service-features {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: var(--space-md);
}

.feature-tag {
  padding: 3px 10px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.73rem;
  font-weight: 500;
  color: var(--text-muted);
}

/* ---------- Loading ---------- */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.search-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-3xl);
  color: var(--text-muted);
  font-size: 0.85rem;
}

.search-loading .spinner {
  width: 24px;
  height: 24px;
}

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  padding: 10px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  color: var(--text-primary);
  z-index: 2000;
  animation: fadeUp 0.25s var(--ease);
}

.toast-success { border-left: 2px solid var(--success); }
.toast-warning { border-left: 2px solid var(--warning); }
.toast-error   { border-left: 2px solid var(--danger); }

/* ---------- Scroll Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Content list bullets */
.content-text ul li::before {
  content: '→';
  color: var(--accent);
  font-weight: 600;
  flex-shrink: 0;
}

/* ---------- Mobile Menu ---------- */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 999;
  padding: calc(var(--nav-height) + var(--space-xl)) var(--space-xl);
  flex-direction: column;
  gap: 0;
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu a {
  display: block;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--border);
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--text-primary);
}

/* ---------- Animations ---------- */
@keyframes spin { to { transform: rotate(360deg); } }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes glow {
  0%, 100% { box-shadow: 0 0 8px rgba(59, 130, 246, 0.15); }
  50% { box-shadow: 0 0 20px rgba(59, 130, 246, 0.25); }
}

/* ---------- Section Label ---------- */
.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

/* ---------- Info cards (contact page sidebar) ---------- */
.info-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.info-card + .info-card {
  margin-top: var(--space-lg);
}

.info-card h4 {
  font-size: 0.95rem;
  margin-bottom: var(--space-md);
}

.info-card p, .info-card li {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.info-card ol {
  counter-reset: steps;
  list-style: none;
}

.info-card ol li {
  counter-increment: steps;
  padding: 6px 0;
  padding-left: 28px;
  position: relative;
}

.info-card ol li::before {
  content: counter(steps);
  position: absolute;
  left: 0;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 50%;
  top: 8px;
}

/* ---------- Component Gallery ---------- */
.component-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

.component-card {
  position: relative;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  transition: border-color var(--duration) var(--ease);
}

.component-card:hover {
  border-color: var(--accent-border);
}

.component-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.component-card:hover img {
  transform: scale(1.05);
}

.component-overlay {
  position: absolute;
  inset: 0;
  background: rgba(9, 9, 11, 0.85);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  opacity: 0;
  transition: opacity 0.3s var(--ease);
}

.component-card:hover .component-overlay {
  opacity: 1;
}

.overlay-content {
  transform: translateY(20px);
  transition: transform 0.3s var(--ease);
}

.component-card:hover .overlay-content {
  transform: translateY(0);
}

.overlay-mpn {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.overlay-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.4;
}

.overlay-badge {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--bg-primary);
  border: 1px solid var(--border);
}

.overlay-badge.active { color: var(--success); border-color: var(--success-border); background: var(--success-bg); }
.overlay-badge.eol { color: var(--danger); border-color: var(--danger-border); background: var(--danger-bg); }

/* ---------- Sound Toggle ---------- */
.sound-toggle {
  position: fixed;
  bottom: 24px;
  left: 24px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  transition: all 0.3s var(--ease);
}

.sound-toggle:hover {
  background: var(--bg-tertiary);
  border-color: var(--accent-border);
  transform: scale(1.05);
}

.sound-toggle.playing {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.2);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .content-grid { grid-template-columns: 1fr; gap: var(--space-xl); }
  .content-grid.reverse { direction: ltr; }
  .result-details { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root {
    --space-xl: 1.25rem;
    --space-2xl: 2rem;
    --space-3xl: 2.5rem;
    --space-4xl: 3rem;
    --space-5xl: 4rem;
  }

  .section { padding: 60px 0; }
  h2 { font-size: 2rem; }
  h3 { font-size: 1.5rem; }

  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-cta.desktop-only { display: none; }

  /* Mobile Menu Overlay */
  .mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(9, 9, 11, 0.98);
    backdrop-filter: blur(10px);
    z-index: 999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-2xl);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s var(--ease);
  }
  .mobile-menu.active {
    opacity: 1;
    pointer-events: auto;
  }
  .mobile-menu a {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-primary);
  }

  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: var(--space-xl); }

  .hero {
    min-height: auto;
    padding-top: calc(var(--nav-height) + var(--space-2xl));
    padding-bottom: var(--space-2xl);
  }

  .hero h1 { font-size: 1.8rem; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { width: 100%; text-align: center; }

  .search-wrapper {
    flex-direction: column;
    padding: var(--space-sm);
  }
  .search-icon { display: none; }
  .search-input {
    padding: var(--space-md);
    text-align: center;
  }
  .search-btn { width: 100%; padding: var(--space-md); }

  .result-header { flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-xl); }
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .form-row { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .service-detail { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: repeat(2, 1fr); }

  .page-header {
    padding-top: calc(var(--nav-height) + var(--space-2xl));
  }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .modal-content { padding: var(--space-xl); margin: var(--space-md); }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.5rem; }
  h2 { font-size: 1.75rem; }
  .industries-grid { grid-template-columns: 1fr; }
  .stats-bar { grid-template-columns: 1fr; gap: var(--space-lg); }
}

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.hidden { display: none !important; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* ---------- Quote Modal ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 500px;
  padding: var(--space-xl);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
}

.modal-close:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.modal-content .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

@media (max-width: 600px) {
  .modal-content .form-row {
    grid-template-columns: 1fr;
  }
}

/* ---------- Claude Trust Signals & Capabilities ---------- */
.trust-section {
  padding: var(--space-4xl) 0;
  background: var(--bg-primary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

@media (min-width: 640px) {
  .trust-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 900px) {
  .trust-grid { grid-template-columns: repeat(6, 1fr); }
}

.trust-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  transition: border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.trust-badge:hover {
  border-color: rgba(255, 107, 53, 0.3);
  box-shadow: 0 4px 12px rgba(255, 107, 53, 0.05);
}

.trust-badge-icon {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.trust-badge-title {
  color: var(--text-primary);
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.trust-badge-note {
  color: var(--text-muted);
  font-size: 0.7rem;
}

.capabilities-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

@media (min-width: 768px) {
  .capabilities-grid { grid-template-columns: repeat(2, 1fr); }
}

.capability-card {
  padding: var(--space-xl);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  transition: transform var(--duration) var(--ease), border-color var(--duration) var(--ease);
}

.capability-card:hover {
  border-color: rgba(255, 107, 53, 0.3);
  transform: translateY(-4px);
}

.capability-icon {
  font-size: 2rem;
  margin-bottom: var(--space-md);
}

.capability-title {
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  transition: color var(--duration) var(--ease);
}

.capability-card:hover .capability-title {
  color: var(--accent);
}

/* ---------- Infinite Scrolling Marquee ---------- */
.marquee-container {
  width: 100%;
  overflow: hidden;
  background: var(--bg-primary);
  padding: var(--space-xl) 0;
  position: relative;
  display: flex;
}

.marquee-container::before,
.marquee-container::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100px;
  z-index: 2;
  pointer-events: none;
}

.marquee-container::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-primary), transparent);
}

.marquee-container::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-primary), transparent);
}

.marquee-track {
  display: flex;
  gap: var(--space-md);
  padding-left: var(--space-md);
  animation: marquee-scroll 60s linear infinite;
  width: max-content;
}

.marquee-track:hover {
  animation-play-state: paused;
}

@keyframes marquee-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.marquee-item {
  flex-shrink: 0;
  width: 220px;
  height: 280px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border);
  cursor: pointer;
  background: var(--bg-secondary);
}

.marquee-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s var(--ease);
}

.marquee-item:hover img {
  transform: scale(1.05);
}

.marquee-overlay {
  position: absolute;
  inset: 0;
  background: rgba(9, 9, 11, 0.85);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: opacity 0.3s var(--ease);
}

.marquee-item:hover .marquee-overlay {
  opacity: 1;
}

.marquee-mpn {
  color: white;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: var(--space-md);
}

/* ---------- News & Insights ---------- */
.news-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

@media (min-width: 768px) {
  .news-grid { grid-template-columns: repeat(3, 1fr); }
}

.news-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: transform var(--duration) var(--ease), border-color var(--duration) var(--ease);
}

.news-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 107, 53, 0.3);
}

.news-image {
  height: 180px;
  background: var(--bg-tertiary);
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.news-content {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.news-meta {
  font-size: 0.75rem;
  color: var(--accent-light);
  font-family: var(--font-mono);
  margin-bottom: var(--space-sm);
  display: flex;
  justify-content: space-between;
}

.news-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  line-height: 1.4;
}

.news-excerpt {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
  flex: 1;
}

.news-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.news-link:hover {
  text-decoration: underline;
}

/* ---------- Manufacturer Logo Carousel ---------- */
.manufacturer-carousel {
  width: 100%;
  overflow: hidden;
  background: var(--bg-tertiary);
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--border);
  position: relative;
  display: flex;
}

.manufacturer-carousel::before,
.manufacturer-carousel::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100px;
  z-index: 2;
  pointer-events: none;
}

.manufacturer-carousel::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-tertiary), transparent);
}

.manufacturer-carousel::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-tertiary), transparent);
}

.manufacturer-track {
  display: flex;
  gap: var(--space-4xl);
  padding-left: var(--space-4xl);
  animation: manufacturer-scroll 30s linear infinite;
  align-items: center;
  width: max-content;
}

@keyframes manufacturer-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.manufacturer-logo {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--text-muted);
  letter-spacing: -0.5px;
  white-space: nowrap;
  opacity: 0.6;
  transition: opacity 0.3s var(--ease), color 0.3s var(--ease);
}

.manufacturer-logo:hover {
  opacity: 1;
  color: var(--text-primary);
}

/* ---------- Our Approach Section ---------- */
.approach-section {
  padding: var(--space-4xl) 0;
  background: var(--bg-primary);
}

.approach-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

@media (min-width: 768px) {
  .approach-grid { grid-template-columns: repeat(3, 1fr); }
}

.approach-card {
  padding: var(--space-2xl);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}

.approach-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}

.approach-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-hover);
}

.approach-card:hover::before {
  transform: scaleX(1);
}

.approach-number {
  position: absolute;
  top: var(--space-xl);
  right: var(--space-xl);
  font-size: 4rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.03);
  line-height: 1;
}

.approach-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
  color: var(--accent);
}

.approach-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

/* ---------- Product Categories ---------- */
.categories-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

@media (min-width: 768px) {
  .categories-grid { grid-template-columns: repeat(3, 1fr); }
}

.category-card {
  height: 350px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-xl);
  text-decoration: none;
}

.category-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.4;
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
  z-index: 0;
}

.category-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(9, 9, 11, 0.95) 0%, rgba(9, 9, 11, 0.4) 60%, rgba(9, 9, 11, 0.1) 100%);
  z-index: 1;
}

.category-card:hover .category-bg {
  opacity: 0.6;
  transform: scale(1.05);
}

.category-content {
  position: relative;
  z-index: 2;
}

.category-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-sm);
}

.category-list {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.category-list li {
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.category-list li::before {
  content: "→";
  color: var(--accent);
}