@import "tailwindcss";

@theme {
  /* === Luxury robotics — Black + Gold === */
  --color-bg: #050505;
  --color-bg-2: #0a0a0c;
  --color-bg-3: #111114;
  --color-bg-4: #18181c;
  --color-surface: rgba(20, 18, 14, 0.7);
  --color-primary: #050505;
  --color-secondary: #0a0a0c;

  /* Gold spectrum (matches YS Lootah brand) */
  --color-gold: #c4a265;
  --color-gold-light: #e0c896;
  --color-gold-rich: #d4af6a;
  --color-gold-bronze: #8b6f47;
  --color-gold-deep: #6b5436;

  /* Accent aliases */
  --color-accent: #c4a265;
  --color-accent-2: #d4af6a;
  --color-accent-3: #8b6f47;
  --color-accent-hover: #d4af6a;

  /* Text */
  --color-text-primary: #f5f1e8;
  --color-text-secondary: #cbc4b3;
  --color-text-muted: #94908a;
  --color-text-dim: #6b6862;

  /* Borders */
  --color-border: rgba(196, 162, 101, 0.18);
  --color-border-strong: rgba(196, 162, 101, 0.36);
  --color-border-light: rgba(196, 162, 101, 0.08);
  --color-border-neutral: rgba(245, 241, 232, 0.08);

  /* Glass */
  --color-glass-bg: rgba(20, 18, 14, 0.55);
  --color-glass-border: rgba(196, 162, 101, 0.22);
  --color-glass-highlight: rgba(245, 241, 232, 0.05);

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;

  /* Shadows */
  --shadow-glow: 0 0 30px rgba(196, 162, 101, 0.22);
  --shadow-glow-lg: 0 0 60px rgba(196, 162, 101, 0.28);
  --shadow-card: 0 14px 50px rgba(0, 0, 0, 0.55);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background:
    radial-gradient(1200px 700px at 80% -10%, rgba(196, 162, 101, 0.10), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(196, 162, 101, 0.06), transparent 60%),
    radial-gradient(800px 500px at 50% 110%, rgba(139, 111, 71, 0.10), transparent 60%),
    linear-gradient(180deg, #030303 0%, #050505 50%, #030303 100%);
  background-attachment: fixed;
}

html {
  scroll-behavior: smooth;
}

:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

::selection {
  background-color: rgba(196, 162, 101, 0.4);
  color: #ffffff;
}

/* === Glassmorphism === */
.glass {
  background: var(--color-glass-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--color-glass-border);
  box-shadow: var(--shadow-card);
}

.glass-panel {
  background: var(--color-glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-glass-border);
  box-shadow: var(--shadow-card);
}

.glass-panel-highlight {
  background: linear-gradient(135deg, var(--color-glass-highlight) 0%, transparent 60%);
}

/* === Typography gradients === */
.text-gradient {
  background: linear-gradient(135deg, #ffffff 0%, #f5e9c8 40%, #d4af6a 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.text-gradient-accent {
  background: linear-gradient(135deg, #e0c896 0%, #c4a265 50%, #8b6f47 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.text-gold {
  color: var(--color-gold);
}

/* Metallic gold border */
.metallic-border {
  position: relative;
}
.metallic-border::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(224, 200, 150, 0.6), rgba(196, 162, 101, 0.25) 45%, rgba(139, 111, 71, 0.0) 100%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

/* === Hero animated gradient === */
.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 60% 40%, rgba(196, 162, 101, 0.20) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 70%, rgba(139, 111, 71, 0.18) 0%, transparent 55%),
    radial-gradient(ellipse 80% 70% at 80% 100%, rgba(224, 200, 150, 0.14) 0%, transparent 60%),
    linear-gradient(180deg, #050505 0%, #070605 50%, #030303 100%);
  animation: heroShift 16s ease-in-out infinite alternate;
}

@keyframes heroShift {
  0% { background-position: 0% 0%, 0% 0%, 0% 0%, 0% 0%; }
  100% { background-position: 100% 100%, 80% 0%, 0% 100%, 0% 0%; }
}

/* Grid overlay */
.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(196, 162, 101, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(196, 162, 101, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 60% 50% at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 40%, #000 30%, transparent 80%);
  pointer-events: none;
}

/* === Animations === */
.fade-in-up { animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) both; }
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.shimmer {
  background: linear-gradient(110deg, transparent 35%, rgba(224, 200, 150, 0.12) 50%, transparent 65%);
  background-size: 200% 100%;
  animation: shimmer 3.5s linear infinite;
}
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

.float-y { animation: floatY 6s ease-in-out infinite; }
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

@keyframes spin { to { transform: rotate(360deg); } }

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(196, 162, 101, 0.55), 0 0 40px rgba(196, 162, 101, 0.25); }
  50% { box-shadow: 0 0 0 12px rgba(196, 162, 101, 0), 0 0 60px rgba(196, 162, 101, 0.45); }
}

/* Scroll indicator */
.scroll-indicator {
  width: 1px;
  height: 40px;
  position: relative;
  overflow: hidden;
}
.scroll-indicator::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 100%;
  background: linear-gradient(180deg, var(--color-gold), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { transform: translateY(-100%); opacity: 0; }
  50% { transform: translateY(0); opacity: 1; }
}

/* === Scrollbar === */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--color-bg-2); }
::-webkit-scrollbar-thumb { background: rgba(196, 162, 101, 0.25); border-radius: var(--radius-sm); }
::-webkit-scrollbar-thumb:hover { background: rgba(196, 162, 101, 0.55); }

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.875rem 1.75rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.25s cubic-bezier(0.16,1,0.3,1), box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: linear-gradient(135deg, #e0c896 0%, #c4a265 55%, #8b6f47 100%);
  color: #0b0905;
  box-shadow: 0 8px 28px rgba(196, 162, 101, 0.35), inset 0 1px 0 rgba(255, 244, 220, 0.4);
}
.btn-primary:hover {
  box-shadow: 0 12px 38px rgba(224, 200, 150, 0.55), inset 0 1px 0 rgba(255, 244, 220, 0.5);
}

.btn-ghost {
  background: rgba(245, 241, 232, 0.04);
  color: #f5f1e8;
  border-color: rgba(196, 162, 101, 0.28);
  backdrop-filter: blur(12px);
}
.btn-ghost:hover {
  background: rgba(196, 162, 101, 0.10);
  border-color: rgba(196, 162, 101, 0.55);
  color: #e0c896;
}

.btn-outline {
  background: transparent;
  color: #e0c896;
  border-color: rgba(196, 162, 101, 0.55);
}
.btn-outline:hover {
  background: rgba(196, 162, 101, 0.10);
}

/* === Layout helpers === */
.container-wide { max-width: 1320px; margin: 0 auto; padding-left: clamp(1rem, 4vw, 2rem); padding-right: clamp(1rem, 4vw, 2rem); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 0.72rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 600;
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold));
}

/* === Cards === */
.card {
  position: relative;
  background: rgba(10, 9, 7, 0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1), border-color 0.3s, box-shadow 0.3s;
  overflow: hidden;
}
.card:hover {
  transform: translateY(-6px);
  border-color: rgba(196, 162, 101, 0.55);
  box-shadow: 0 20px 60px rgba(0,0,0,0.7), 0 0 40px rgba(196, 162, 101, 0.15);
}

/* === Configurator (preserve previous theme rules) === */
.snap-section { scroll-snap-align: start; }

@media (max-width: 1024px) {
  .glass-panel-responsive { width: 360px !important; }
}

@media (max-width: 768px) {
  .layout-container {
    flex-direction: column-reverse !important;
    height: 100dvh !important;
  }
  .glass-panel-responsive {
    order: unset !important;
    position: relative !important;
    bottom: auto !important;
    left: auto !important;
    right: auto !important;
    width: 100% !important;
    height: 55dvh !important;
    max-height: 55dvh !important;
    border-right: none !important;
    border-left: none !important;
    border-top: 1px solid var(--color-border) !important;
    box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.06) !important;
    border-radius: 1rem 1rem 0 0 !important;
    overflow-y: auto !important;
    overflow-x: hidden !important;
    z-index: 50;
    padding-bottom: env(safe-area-inset-bottom, 0px) !important;
  }
  .glass-panel-responsive.panel-expanded {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100dvh !important;
    max-height: 100dvh !important;
    border-radius: 0 !important;
    border-top: none !important;
    box-shadow: none !important;
    z-index: 200 !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
    padding-bottom: 0 !important;
  }
  .canvas-area {
    height: 45dvh !important;
    max-height: 45dvh !important;
    min-height: 180px !important;
    width: 100% !important;
    flex: none !important;
  }
  #configurator { height: 100dvh !important; }
  .mobile-handle { display: flex !important; }
}

@media (max-width: 480px) {
  .glass-panel-responsive {
    height: 58dvh !important;
    max-height: 58dvh !important;
    border-radius: 0.75rem 0.75rem 0 0 !important;
  }
  .canvas-area {
    height: 42dvh !important;
    max-height: 42dvh !important;
    min-height: 160px !important;
  }
  .glass-panel-responsive header { padding: 0.75rem 1rem !important; }
  .glass-panel-responsive > div[role="region"] { padding: 1rem !important; }
}

@media (max-width: 375px) {
  .glass-panel-responsive { height: 60dvh !important; max-height: 60dvh !important; }
  .canvas-area { height: 40dvh !important; max-height: 40dvh !important; min-height: 140px !important; }
}

@media (max-height: 500px) and (orientation: landscape) {
  .layout-container { flex-direction: row !important; }
  .glass-panel-responsive {
    order: unset !important;
    position: relative !important;
    width: 320px !important;
    min-width: 320px !important;
    height: 100% !important;
    max-height: 100% !important;
    border-radius: 0 !important;
    border-top: none !important;
    border-left: 1px solid var(--color-border) !important;
    overflow-y: auto !important;
  }
  .canvas-area { height: 100% !important; max-height: 100% !important; width: auto !important; flex: 1 !important; }
  .mobile-handle { display: none !important; }
}

.mobile-handle { display: none; }

.panel-expand-btn { display: none !important; }
@media (max-width: 768px) {
  .panel-expand-btn { display: flex !important; }
  .layout-expanded .canvas-area {
    height: 0 !important;
    max-height: 0 !important;
    min-height: 0 !important;
    overflow: hidden !important;
  }
}

@media (max-width: 480px) {
  .glass-panel-responsive.panel-expanded { height: 100dvh !important; max-height: 100dvh !important; }
}
@media (max-width: 375px) {
  .glass-panel-responsive.panel-expanded { height: 100dvh !important; max-height: 100dvh !important; }
}

.desktop-configurator {
  display: block !important;
  position: relative;
  z-index: 10;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .hero-gradient { animation: none !important; }
}

html, body { overflow-x: hidden; max-width: 100vw; }