/* ============================================================
   TheLaPorteCompany — Design System & Styles
   ============================================================ */

/* ---------- Custom Properties ---------- */
:root {
  /* Palette */
  --bg-deep:       #060a10;
  --bg-primary:    #0b1120;
  --bg-card:       rgba(15, 23, 42, 0.55);
  --bg-card-hover: rgba(22, 33, 58, 0.7);

  --accent:        #58a6ff;
  --accent-glow:   rgba(88, 166, 255, 0.35);
  --accent-dim:    rgba(88, 166, 255, 0.10);
  --cyan:          #22d3ee;
  --violet:        #a78bfa;
  --emerald:       #34d399;
  --amber:         #fbbf24;
  --rose:          #fb7185;

  --text-heading:  #f1f5f9;
  --text-body:     #94a3b8;
  --text-muted:    #64748b;

  --border:        rgba(148, 163, 184, 0.08);
  --border-hover:  rgba(88, 166, 255, 0.30);

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'Fira Code', 'Cascadia Code', 'JetBrains Mono', monospace;

  /* Spacing scale */
  --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;

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Shadows */
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.25), 0 0 0 1px var(--border);
  --shadow-glow: 0 0 30px var(--accent-glow), 0 0 60px rgba(88, 166, 255, 0.10);

  /* Layout */
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-deep);
  color: var(--text-body);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

/* ---------- Gradient Mesh Background ---------- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(88, 166, 255, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 30%, rgba(167, 139, 250, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse 70% 40% at 50% 80%, rgba(34, 211, 238, 0.05) 0%, transparent 50%),
    linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-primary) 100%);
  pointer-events: none;
}

/* ---------- Animated Grid Overlay ---------- */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(88, 166, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(88, 166, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 0%, transparent 70%);
  pointer-events: none;
}

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

/* ---------- Scroll-Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Stagger children */
.reveal-stagger > .reveal:nth-child(1) { transition-delay: 0s; }
.reveal-stagger > .reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger > .reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal-stagger > .reveal:nth-child(4) { transition-delay: 0.3s; }
.reveal-stagger > .reveal:nth-child(5) { transition-delay: 0.4s; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .hero-canvas,
  .particle-container {
    display: none !important;
  }
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  padding: var(--space-4xl) 0 var(--space-3xl);
  text-align: center;
  overflow: hidden;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) var(--space-md);
  margin-bottom: var(--space-xl);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(88, 166, 255, 0.15);
  border-radius: 100px;
}

.hero-badge .pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--accent-glow); }
  50% { opacity: 0.7; box-shadow: 0 0 0 6px transparent; }
}

.logo {
  font-family: var(--font-mono);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 600;
  color: var(--text-heading);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

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

.tagline {
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  font-weight: 300;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Decorative line under hero */
.hero-divider {
  width: 100%;
  max-width: 600px;
  height: 1px;
  margin: var(--space-3xl) auto 0;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.3;
}

/* ============================================================
   SECTIONS
   ============================================================ */
.section {
  padding: var(--space-3xl) 0;
}

.section-header {
  margin-bottom: var(--space-2xl);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--accent);
}

.section-title {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 600;
  color: var(--text-heading);
  line-height: 1.3;
}

/* ============================================================
   CARD GRID
   ============================================================ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-lg);
}

/* ============================================================
   GLASSMORPHISM CARD
   ============================================================ */
.card {
  position: relative;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.35s ease,
              box-shadow 0.35s ease,
              background 0.35s ease;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--card-accent, var(--accent)), transparent);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-glow);
}

.card:hover::before {
  opacity: 1;
}

/* Card icon */
.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  margin-bottom: var(--space-lg);
  color: var(--card-accent, var(--accent));
  transition: background 0.3s ease, transform 0.3s ease;
}

.card:hover .card-icon {
  background: rgba(88, 166, 255, 0.15);
  transform: scale(1.05);
}

.card-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

/* Card title */
.card h3 {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-heading);
  margin-bottom: var(--space-md);
}

/* Card description */
.card p {
  color: var(--text-body);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ---------- Capability Card Accent Colors ---------- */
.card--ai        { --card-accent: var(--accent); }
.card--trading   { --card-accent: var(--cyan); }
.card--hardware  { --card-accent: var(--violet); }

/* ---------- Project Card Variants ---------- */
.card--project .card-icon {
  background: rgba(var(--card-accent-rgb, 88, 166, 255), 0.10);
}

.card--bs-detector       { --card-accent: var(--rose);    --card-accent-rgb: 251, 113, 133; }
.card--radio-scanner     { --card-accent: var(--emerald); --card-accent-rgb: 52, 211, 153; }
.card--one-touch         { --card-accent: var(--amber);   --card-accent-rgb: 251, 191, 36; }
.card--brown-town        { --card-accent: var(--violet);  --card-accent-rgb: 167, 139, 250; }
.card--can-bus           { --card-accent: var(--cyan);    --card-accent-rgb: 34, 211, 238; }

/* ---------- Feature List ---------- */
.feature-list {
  list-style: none;
  margin-top: var(--space-md);
}

.feature-list li {
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-sm);
  font-size: 0.88rem;
  color: var(--text-body);
  line-height: 1.6;
}

.feature-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--card-accent, var(--accent));
  opacity: 0.7;
}

/* ============================================================
   CONTACT SECTION
   ============================================================ */
.contact-section {
  padding: var(--space-3xl) 0;
  text-align: center;
}

.contact-card {
  max-width: 500px;
  margin: 0 auto;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-xl);
}

.contact-card .section-label {
  justify-content: center;
}

.contact-card .section-label::before {
  display: none;
}

.contact-title {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: var(--space-md);
}

.contact-text {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--accent);
  text-decoration: none;
  background: var(--accent-dim);
  border: 1px solid rgba(88, 166, 255, 0.2);
  border-radius: 100px;
  transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
}

.contact-link:hover {
  background: rgba(88, 166, 255, 0.15);
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

.contact-link svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  text-align: center;
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .hero {
    padding: var(--space-3xl) 0 var(--space-2xl);
  }

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

  .section {
    padding: var(--space-2xl) 0;
  }

  .container {
    padding: 0 var(--space-md);
  }
}

@media (max-width: 480px) {
  .logo {
    font-size: 1.8rem;
  }

  .card {
    padding: var(--space-lg);
  }

  .contact-card {
    padding: var(--space-xl) var(--space-lg);
  }
}

/* ============================================================
   PRINT
   ============================================================ */
@media print {
  body::before,
  body::after,
  .hero-canvas {
    display: none !important;
  }

  body {
    background: white;
    color: #111;
  }

  .card {
    background: #f8f8f8;
    border: 1px solid #ddd;
    backdrop-filter: none;
    box-shadow: none;
    break-inside: avoid;
  }

  .card h3 { color: #111; }
  .section-title { color: #111; }
  .logo { color: #111; }
  .contact-link { color: #0066cc; }
}