/* ============================================
   PREMIUM EFFECTS - World-Class Website Styles
   Inspired by Google Antigravity, Claude, Stripe, Linear
   ============================================ */

/* ===== PAGE LOADING ANIMATION ===== */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.page-loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-logo {
    animation: pulse-scale 1.5s ease-in-out infinite;
}

@keyframes pulse-scale {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

/* ===== ANIMATED GRADIENT BACKGROUND ===== */
.gradient-animated-bg {
    position: relative;
    overflow: hidden;
}

.gradient-animated-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 30%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 70% 70%, rgba(139, 92, 246, 0.06) 0%, transparent 50%),
                radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.04) 0%, transparent 50%);
    animation: gradient-rotate 20s linear infinite;
    pointer-events: none;
    z-index: 0;
}

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

/* ===== FLOATING ORB EFFECTS ===== */
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    pointer-events: none;
    animation: float-orb 8s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    bottom: -150px;
    left: -100px;
    animation-delay: -4s;
}

@keyframes float-orb {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.05); }
    50% { transform: translate(0, -60px) scale(1); }
    75% { transform: translate(-30px, -30px) scale(0.95); }
}

/* ===== GLASSMORPHISM CARDS ===== */
.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.85);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
    transform: translateY(-8px);
}

.glass-card-dark {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===== GLOW EFFECTS ===== */
.glow-on-hover {
    position: relative;
    transition: all 0.3s ease;
}

.glow-on-hover::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: inherit;
    border-radius: inherit;
    transform: translate(-50%, -50%);
    filter: blur(20px);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.glow-on-hover:hover::after {
    opacity: 0.6;
}

/* ===== PREMIUM BUTTON STYLES ===== */
.btn-premium {
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateZ(0);
}

.btn-premium::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 0.5s ease;
}

.btn-premium:hover::before {
    left: 100%;
}

.btn-premium:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* ===== MAGNETIC BUTTON EFFECT ===== */
.btn-magnetic {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== TEXT GRADIENT ANIMATION ===== */
.text-gradient-animated {
    background: linear-gradient(90deg, #000, #333, #000);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: text-gradient-shift 3s linear infinite;
}

@keyframes text-gradient-shift {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

/* ===== REVEAL ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(60px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(60px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ===== STAGGERED ANIMATIONS ===== */
.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; }

/* ===== CURSOR GLOW EFFECT ===== */
.cursor-glow {
    position: fixed;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: 9998;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.cursor-glow.active {
    opacity: 1;
}

/* ===== CARD TILT EFFECT ===== */
.card-tilt {
    transform-style: preserve-3d;
    perspective: 1000px;
    transition: transform 0.3s ease;
}

.card-tilt:hover {
    transform: rotateX(5deg) rotateY(5deg);
}

/* ===== BORDER GRADIENT ===== */
.border-gradient {
    position: relative;
    background: white;
    z-index: 1;
}

.border-gradient::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, #667eea, #764ba2, #f093fb);
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.border-gradient:hover::before {
    opacity: 1;
}

/* ===== SMOOTH UNDERLINE ===== */
.underline-hover {
    position: relative;
}

.underline-hover::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: #000;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.underline-hover:hover::after {
    width: 100%;
}

/* ===== MARQUEE ANIMATION ===== */
.marquee {
    overflow: hidden;
    white-space: nowrap;
}

.marquee-content {
    display: inline-block;
    animation: marquee 20s linear infinite;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ===== NUMBER COUNTER ANIMATION ===== */
.counter {
    display: inline-block;
}

/* ===== PARALLAX SECTION ===== */
.parallax-container {
    overflow: hidden;
    position: relative;
}

.parallax-bg {
    position: absolute;
    top: -20%;
    left: 0;
    width: 100%;
    height: 140%;
    background-size: cover;
    background-position: center;
    will-change: transform;
}

/* ===== NOISE TEXTURE OVERLAY ===== */
.noise-overlay::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    z-index: 1;
}

/* ===== SMOOTH SCROLL INDICATOR ===== */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce-scroll 2s ease-in-out infinite;
}

@keyframes bounce-scroll {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ===== SPOTLIGHT EFFECT ===== */
.spotlight {
    position: relative;
    overflow: hidden;
}

.spotlight::before {
    content: '';
    position: absolute;
    top: var(--mouse-y, 50%);
    left: var(--mouse-x, 50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

/* ===== SMOOTH IMAGE ZOOM ===== */
.img-zoom {
    overflow: hidden;
}

.img-zoom img {
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.img-zoom:hover img {
    transform: scale(1.1);
}

/* ===== ANIMATED BORDER ===== */
@keyframes border-dance {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.animated-border {
    position: relative;
}

.animated-border::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb, #667eea);
    background-size: 300% 100%;
    border-radius: inherit;
    z-index: -1;
    animation: border-dance 4s linear infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.animated-border:hover::before {
    opacity: 1;
}

/* ===== ENHANCED SHADOWS ===== */
.shadow-premium {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05),
                0 10px 15px -3px rgba(0, 0, 0, 0.05),
                0 20px 25px -5px rgba(0, 0, 0, 0.05);
}

.shadow-premium-lg {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.08),
                0 20px 25px -5px rgba(0, 0, 0, 0.08),
                0 40px 50px -12px rgba(0, 0, 0, 0.12);
}

/* ===== MOBILE OPTIMIZATIONS ===== */
@media (max-width: 768px) {
    .orb {
        display: none;
    }
    
    .cursor-glow {
        display: none;
    }
    
    .gradient-animated-bg::before {
        animation: none;
    }
    
    .card-tilt:hover {
        transform: none;
    }
}

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale {
        opacity: 1;
        transform: none;
    }
}