/* ========================================
   ADVANCED SMOKE & ATMOSPHERIC ANIMATIONS
   Premium hookah-inspired visual effects
======================================== */

/* ========================================
   SMOKE PARTICLE SYSTEM
======================================== */

.smoke-container {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
    z-index: 1;
}

.smoke-particle {
    position: absolute;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    will-change: transform, opacity;
}

.smoke-particle--orange {
    background: radial-gradient(circle, rgba(255, 153, 0, 0.15) 0%, transparent 70%);
}

.smoke-particle--dense {
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 60%);
}

/* Smoke Animation Variants */
@keyframes smokeRise1 {
    0% {
        transform: translateY(100px) translateX(0) scale(0.3) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.8;
    }
    50% {
        transform: translateY(-20px) translateX(30px) scale(1) rotate(180deg);
        opacity: 0.4;
    }
    100% {
        transform: translateY(-120px) translateX(-20px) scale(1.5) rotate(360deg);
        opacity: 0;
    }
}

@keyframes smokeRise2 {
    0% {
        transform: translateY(80px) translateX(0) scale(0.2) rotate(0deg);
        opacity: 0;
    }
    15% {
        opacity: 0.6;
    }
    60% {
        transform: translateY(-30px) translateX(-40px) scale(1.2) rotate(-160deg);
        opacity: 0.3;
    }
    100% {
        transform: translateY(-140px) translateX(25px) scale(1.8) rotate(-320deg);
        opacity: 0;
    }
}

@keyframes smokeRise3 {
    0% {
        transform: translateY(90px) translateX(0) scale(0.4) rotate(0deg);
        opacity: 0;
    }
    12% {
        opacity: 0.7;
    }
    45% {
        transform: translateY(-10px) translateX(20px) scale(0.9) rotate(120deg);
        opacity: 0.5;
    }
    100% {
        transform: translateY(-130px) translateX(-30px) scale(1.6) rotate(240deg);
        opacity: 0;
    }
}

.smoke-particle--rise1 {
    animation: smokeRise1 8s ease-out infinite;
}

.smoke-particle--rise2 {
    animation: smokeRise2 10s ease-out infinite;
}

.smoke-particle--rise3 {
    animation: smokeRise3 12s ease-out infinite;
}

/* ========================================
   FLOATING ELEMENTS SYSTEM
======================================== */

.floating-element {
    position: absolute;
    pointer-events: none;
    will-change: transform;
}

@keyframes float1 {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
    }
    25% {
        transform: translateY(-15px) translateX(10px) rotate(2deg);
    }
    50% {
        transform: translateY(-8px) translateX(-5px) rotate(-1deg);
    }
    75% {
        transform: translateY(-20px) translateX(8px) rotate(1.5deg);
    }
}

@keyframes float2 {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
    }
    33% {
        transform: translateY(-12px) translateX(-8px) rotate(-1.5deg);
    }
    66% {
        transform: translateY(-18px) translateX(12px) rotate(2.5deg);
    }
}

@keyframes float3 {
    0%, 100% {
        transform: translateY(0px) translateX(0px) rotate(0deg);
    }
    40% {
        transform: translateY(-10px) translateX(15px) rotate(1deg);
    }
    80% {
        transform: translateY(-25px) translateX(-10px) rotate(-2deg);
    }
}

.float-1 { animation: float1 6s ease-in-out infinite; }
.float-2 { animation: float2 8s ease-in-out infinite; }
.float-3 { animation: float3 10s ease-in-out infinite; }

/* ========================================
   ATMOSPHERIC BACKGROUNDS
======================================== */

.atmosphere-layer {
    position: absolute;
    inset: 0;
    pointer-events: none;
    mix-blend-mode: screen;
}

.atmosphere-layer--primary {
    background: 
        radial-gradient(ellipse 120% 80% at 20% 30%, rgba(255, 153, 0, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse 100% 120% at 80% 70%, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
    animation: atmospherePrimary 25s ease-in-out infinite;
}

.atmosphere-layer--secondary {
    background: 
        radial-gradient(ellipse 80% 100% at 70% 20%, rgba(0, 0, 0, 0.1) 0%, transparent 70%),
        radial-gradient(ellipse 90% 70% at 30% 80%, rgba(255, 153, 0, 0.05) 0%, transparent 60%);
    animation: atmosphereSecondary 30s ease-in-out infinite reverse;
}

@keyframes atmospherePrimary {
    0%, 100% {
        opacity: 0.3;
        transform: scale(1) rotate(0deg);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.1) rotate(0.5deg);
    }
}

@keyframes atmosphereSecondary {
    0%, 100% {
        opacity: 0.2;
        transform: scale(1) rotate(0deg);
    }
    50% {
        opacity: 0.4;
        transform: scale(1.05) rotate(-0.3deg);
    }
}

/* ========================================
   INTERACTIVE HOVER EFFECTS
======================================== */

.hover-glow {
    position: relative;
    transition: all var(--transition-base);
}

.hover-glow::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(45deg, var(--color-orange-primary), transparent, var(--color-orange-primary));
    border-radius: inherit;
    opacity: 0;
    z-index: -1;
    transition: opacity var(--transition-base);
    animation: glow-border-rotate 3s linear infinite;
}

.hover-glow:hover::before {
    opacity: 0.7;
}

@keyframes glow-border-rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hover-smoke {
    position: relative;
    overflow: hidden;
}

.hover-smoke::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    width: 4px;
    height: 40px;
    background: linear-gradient(to top, var(--smoke-orange), transparent);
    border-radius: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: all var(--transition-slow);
}

.hover-smoke:hover::after {
    opacity: 1;
    top: -20px;
    animation: smokeTrail 2s ease-out;
}

@keyframes smokeTrail {
    0% {
        height: 4px;
        width: 4px;
    }
    50% {
        height: 20px;
        width: 8px;
    }
    100% {
        height: 40px;
        width: 12px;
    }
}

/* ========================================
   GLASS MORPHISM EFFECTS
======================================== */

.glass-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: left 0.8s;
}

.glass-card:hover::before {
    left: 100%;
}

.glass-dark {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.glass-orange {
    background: rgba(255, 153, 0, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 153, 0, 0.3);
}

/* ========================================
   SCROLL-TRIGGERED ANIMATIONS
======================================== */

.reveal-fade {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-fade.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.reveal-scale.animate-in {
    opacity: 1;
    transform: scale(1);
}

.reveal-slide-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-slide-left.animate-in {
    opacity: 1;
    transform: translateX(0);
}

.reveal-slide-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-slide-right.animate-in {
    opacity: 1;
    transform: translateX(0);
}

/* Stagger delays for multiple elements */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* ========================================
   MICRO-INTERACTIONS
======================================== */

.magnetic-hover {
    transition: transform var(--transition-fast);
}

.magnetic-hover:hover {
    transform: scale(1.05);
}

.tilt-hover {
    transition: transform var(--transition-base);
    transform-style: preserve-3d;
}

.tilt-hover:hover {
    transform: perspective(1000px) rotateX(5deg) rotateY(5deg);
}

.bounce-hover {
    transition: transform var(--transition-bounce);
}

.bounce-hover:hover {
    transform: translateY(-5px);
    animation: bounce 0.6s ease-in-out;
}

@keyframes bounce {
    0%, 100% { transform: translateY(-5px); }
    50% { transform: translateY(-15px); }
}

.pulse-glow {
    animation: pulseGlow 2s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(255, 153, 0, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(255, 153, 0, 0.6), 0 0 30px rgba(255, 153, 0, 0.4);
    }
}

/* ========================================
   LOADING ANIMATIONS
======================================== */

.loading-dots {
    display: inline-flex;
    gap: 4px;
}

.loading-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-orange-primary);
    animation: loadingDots 1.4s ease-in-out infinite both;
}

.loading-dots span:nth-child(1) { animation-delay: -0.32s; }
.loading-dots span:nth-child(2) { animation-delay: -0.16s; }

@keyframes loadingDots {
    0%, 80%, 100% {
        transform: scale(0);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

.loading-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-gray-300);
    border-top: 2px solid var(--color-orange-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ========================================
   PERFORMANCE OPTIMIZATIONS
======================================== */

/* GPU acceleration for animated elements */
.smoke-particle,
.floating-element,
.atmosphere-layer,
.glass-card,
.hover-glow {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    .smoke-particle,
    .floating-element,
    .atmosphere-layer,
    .float-1,
    .float-2,
    .float-3,
    .pulse-glow,
    .hover-glow::before,
    .loading-dots span,
    .loading-spinner {
        animation: none !important;
        transition: none !important;
    }
    
    .reveal-fade,
    .reveal-scale,
    .reveal-slide-left,
    .reveal-slide-right {
        transition-duration: 0.01ms !important;
    }
}

/* Battery optimization */
@media (prefers-reduced-motion: reduce) {
    .smoke-container,
    .atmosphere-layer {
        display: none;
    }
}

/* ========================================
   TOUCH DEVICE OPTIMIZATIONS
======================================== */

@media (hover: none) and (pointer: coarse) {
    .hover-glow::before,
    .hover-smoke::after,
    .glass-card::before {
        display: none;
    }
    
    .magnetic-hover:active,
    .tilt-hover:active,
    .bounce-hover:active {
        transform: scale(0.95);
        transition: transform 0.1s;
    }
}

/* ========================================
   HIGH PERFORMANCE MODE
======================================== */

@media (prefers-reduced-motion: no-preference) and (min-width: 1024px) {
    .enhanced-smoke .smoke-container {
        display: block;
    }
    
    .enhanced-atmosphere .atmosphere-layer {
        display: block;
    }
    
    .enhanced-interactions .hover-glow,
    .enhanced-interactions .hover-smoke,
    .enhanced-interactions .magnetic-hover {
        pointer-events: auto;
    }
}

/* ========================================
   UTILITY CLASSES FOR ANIMATIONS
======================================== */

.animate-none { animation: none !important; }
.animate-pulse { animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; }
.animate-ping { animation: ping 1s cubic-bezier(0, 0, 0.2, 1) infinite; }
.animate-bounce { animation: bounce 1s infinite; }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes ping {
    75%, 100% {
        transform: scale(2);
        opacity: 0;
    }
}

/* Transform utilities */
.transform-gpu { transform: translateZ(0); }
.backface-hidden { backface-visibility: hidden; }
.preserve-3d { transform-style: preserve-3d; }

/* Will-change utilities */
.will-change-auto { will-change: auto; }
.will-change-scroll { will-change: scroll-position; }
.will-change-contents { will-change: contents; }
.will-change-transform { will-change: transform; }