/* ==========================================================================
   AURA STYLESHEET - GSAP + SCROLLTRIGGER CINEMATIC INTEGRATION
   ========================================================================== */

/* --- Custom Property Configuration --- */
:root {
  --brandOrange: #ff6a00;
  --brandBurnt: #ff7b22;
  --brandGold: #ff9a3d;
  --brandBlack: #000000;
  
  --transition-cinematic: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- Smooth Scrolling (Lenis Integration) --- */
html.lenis, html.lenis body {
  height: auto;
}

.lenis-smooth {
  scroll-behavior: auto !important;
}

.lenis-smooth [data-lenis-prevent] {
  overflow: clip;
}

.lenis-target {
  scroll-behavior: auto !important;
}

/* --- Film Grain Noise Texture --- */
.noise-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.022'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 99;
}

/* --- Ambient Floating Light Halos --- */
.ambient-glow {
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  z-index: -8;
  filter: blur(160px);
  opacity: 0.14;
  will-change: transform, opacity;
  transform: translate3d(0, 0, 0);
}

.bg-glow-1 {
  top: -15%;
  right: -10%;
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, var(--brandOrange) 0%, transparent 70%);
}

.bg-glow-2 {
  bottom: -20%;
  left: -15%;
  width: 750px;
  height: 750px;
  background: radial-gradient(circle, var(--brandGold) 0%, transparent 70%);
}

/* --- Cinematic Video Vignette Overlay --- */
.video-overlay {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at center, rgba(0, 0, 0, 0.3) 0%, rgba(0, 0, 0, 0.88) 100%),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.7) 0%, transparent 20%, transparent 80%, rgba(0, 0, 0, 0.95) 100%);
  pointer-events: none;
}

/* --- Custom Typography & Glow Classes --- */
.glow-text {
  background: linear-gradient(135deg, #ffffff 40%, var(--brandGold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 10px rgba(255, 154, 61, 0.25));
}

.glow-text-orange {
  background: linear-gradient(135deg, var(--brandOrange) 30%, var(--brandBurnt) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 15px rgba(255, 106, 0, 0.4));
}

/* Glass Card Glassmorphism base extensions */
.glass-card {
  transition: var(--transition-cinematic);
  will-change: transform, border-color, box-shadow;
  transform: translate3d(0, 0, 0);
}

/* --- Glow Button --- */
.glow-btn {
  position: relative;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, box-shadow;
}

.glow-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 9999px;
  padding: 1px;
  background: linear-gradient(135deg, var(--brandOrange), var(--brandGold));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.5;
  transition: opacity 0.4s ease;
}

.glow-btn:hover::after {
  opacity: 1;
}

/* --- Navigation Links --- */
.nav-link {
  position: relative;
  padding: 0.5rem 0;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--brandOrange);
  transition: width 0.3s ease;
  box-shadow: 0 0 8px var(--brandOrange);
}

.nav-link:hover, .nav-link.active {
  color: #ffffff;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

/* --- Mobile Toggle & Dropdown --- */
.mobile-menu-toggle span {
  transform-origin: center;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.mobile-dropdown.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-link {
  font-family: 'Outfit', sans-serif;
  transition: color 0.3s ease;
  position: relative;
}

.mobile-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--brandOrange);
  transition: width 0.3s ease;
}

.mobile-link:hover {
  color: var(--brandOrange);
}

.mobile-link:hover::after {
  width: 100%;
}

/* --- GPU & Performance Optimization Rules --- */
.will-change-transform {
  will-change: transform;
}

.gpu-accelerated {
  transform: translate3d(0, 0, 0);
  backface-visibility: hidden;
  perspective: 1000px;
}

/* --- Custom Scrollbar for Clean UI --- */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--brandBlack);
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 106, 0, 0.25);
  border-radius: 3px;
  transition: background 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--brandOrange);
}