/* ==========================================================================
   SRI SKANDAN CONSTRUCTION (SSC) - LUXURY RESPONSIVE STYLESHEET
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --font-primary: 'Plus Jakarta Sans', sans-serif;
  --font-display: 'Outfit', sans-serif;
  --font-mono: 'Space Grotesk', monospace;

  /* Color Palette */
  --bg-dark: #07090e;
  --bg-card: #0d121d;
  --bg-card-hover: #131b2b;
  --bg-glass: rgba(13, 18, 29, 0.88);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-gold: rgba(245, 158, 11, 0.35);

  --gold-300: #fde68a;
  --gold-400: #fbbf24;
  --gold-500: #f59e0b;
  --gold-600: #d97706;
  --amber-glow: rgba(245, 158, 11, 0.25);

  --cyan-accent: #38bdf8;
  --cyan-glow: rgba(56, 189, 248, 0.2);

  --text-white: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
  font-family: var(--font-primary);
  background-color: var(--bg-dark);
  color: var(--text-white);
  overflow-x: hidden;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-white);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Selection */
::selection {
  background: var(--gold-500);
  color: #000;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 7px;
}
::-webkit-scrollbar-track {
  background: #07090e;
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--gold-500);
}

/* Typography Utility */
.font-display {
  font-family: var(--font-display);
}
.font-mono {
  font-family: var(--font-mono);
}

/* Header Brand Styling - Fixed for Mobile & Desktop */
.ssc-nav-logo {
  height: 42px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(245, 158, 11, 0.35));
  transition: transform 0.2s ease;
}
@media (min-width: 640px) {
  .ssc-nav-logo {
    height: 48px;
  }
}

/* Glassmorphism Panels & Cards */
.glass-panel {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
}

.glass-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-card:hover {
  border-color: var(--border-gold);
  box-shadow: 0 10px 30px -5px rgba(245, 158, 11, 0.15), 0 0 1px 1px rgba(245, 158, 11, 0.25);
  transform: translateY(-3px);
}

/* Gradient Text */
.gold-gradient-text {
  background: linear-gradient(135deg, #ffffff 0%, #fde68a 30%, #f59e0b 70%, #d97706 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.silver-gradient-text {
  background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 50%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cyan-gradient-text {
  background: linear-gradient(135deg, #bae6fd 0%, #38bdf8 50%, #0284c7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* 3D Blueprint Canvas */
#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: auto;
}

/* Blueprint Grid Background */
.blueprint-grid {
  background-size: 36px 36px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
}

.radial-glow {
  background: radial-gradient(circle at 50% 30%, rgba(245, 158, 11, 0.12) 0%, rgba(56, 189, 248, 0.04) 45%, transparent 70%);
}

/* Floating Animations */
@keyframes float-slow {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-14px) rotate(2deg); }
}

@keyframes float-reverse {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(14px) rotate(-3deg); }
}

.animate-float {
  animation: float-slow 6s ease-in-out infinite;
}

.animate-float-reverse {
  animation: float-reverse 7s ease-in-out infinite;
}

/* 3D Tilt Card */
.tilt-card {
  transform-style: preserve-3d;
  perspective: 1000px;
  transition: transform 0.1s ease-out;
}
.tilt-content {
  transform: translateZ(25px);
}

/* Buttons */
.btn-gold {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #05070a;
  font-weight: 700;
  padding: 0.85rem 1.65rem;
  border-radius: 9999px;
  box-shadow: 0 4px 18px rgba(245, 158, 11, 0.35);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  overflow: hidden;
  z-index: 1;
}

.btn-gold:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 6px 25px rgba(245, 158, 11, 0.5);
}

.btn-outline-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: rgba(245, 158, 11, 0.05);
  color: #fde68a;
  font-weight: 600;
  padding: 0.85rem 1.65rem;
  border-radius: 9999px;
  border: 1px solid rgba(245, 158, 11, 0.4);
  backdrop-filter: blur(10px);
  transition: all 0.25s ease;
}

.btn-outline-gold:hover {
  background: rgba(245, 158, 11, 0.15);
  border-color: #f59e0b;
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 4px 18px rgba(245, 158, 11, 0.25);
}

/* Badges */
.badge-gold {
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: #fbbf24;
}

.badge-cyan {
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: #38bdf8;
}

/* Comparison Slider */
.comparison-container {
  position: relative;
  overflow: hidden;
  user-select: none;
  border-radius: 1rem;
}

.comparison-before {
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 100%;
  overflow: hidden;
  z-index: 2;
  border-right: 2px solid #f59e0b;
}

.comparison-before img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: none;
}

.comparison-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #f59e0b;
  color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.8), 0 0 0 3px rgba(255, 255, 255, 0.3);
  z-index: 10;
  cursor: ew-resize;
  pointer-events: none;
}

/* Floating Action Dock - Mobile Adjusted */
.floating-dock {
  position: fixed;
  bottom: 18px;
  right: 18px;
  z-index: 99;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.dock-btn {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

@media (min-width: 640px) {
  .dock-btn {
    width: 52px;
    height: 52px;
  }
}

.dock-btn:hover {
  transform: scale(1.1) translateY(-2px);
}

.dock-whatsapp {
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.dock-call {
  background: #f59e0b;
  color: #07090e;
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

.dock-top {
  background: rgba(30, 41, 59, 0.85);
  color: #ffffff;
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(10px);
}

/* Modal Dialog */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(7, 9, 14, 0.88);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

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

.modal-content {
  background: #0e1524;
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 1.5rem;
  max-width: 850px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8), 0 0 40px rgba(245, 158, 11, 0.2);
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .modal-content {
  transform: scale(1);
}

/* FAQ Accordion */
details summary::-webkit-details-marker {
  display: none;
}
details summary {
  list-style: none;
}
details[open] summary svg {
  transform: rotate(180deg);
}