/* Custom Animations & Keyframes */

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 15px rgba(0, 242, 254, 0.2);
        border-color: rgba(0, 242, 254, 0.2);
    }
    50% {
        box-shadow: 0 0 30px rgba(0, 242, 254, 0.4), 0 0 15px rgba(168, 85, 247, 0.2);
        border-color: rgba(0, 242, 254, 0.4);
    }
}

@keyframes holographic-scan {
    0% {
        background-position: 0% 0%;
    }
    100% {
        background-position: 0% 1000%;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-15px) rotate(1.5deg);
    }
}

@keyframes float-slow {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-25px) rotate(-2deg);
    }
}

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

@keyframes grid-move {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 0 40px;
    }
}

/* Animations classes */
.float-element {
    animation: float 6s ease-in-out infinite;
}

.float-element-slow {
    animation: float-slow 9s ease-in-out infinite;
}

.spin-element-slow {
    animation: spin-slow 20s linear infinite;
}

/* Holographic Effect */
.holo-card {
    position: relative;
    overflow: hidden;
}

.holo-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        rgba(0, 242, 254, 0) 0%,
        rgba(0, 242, 254, 0.05) 10%,
        rgba(0, 242, 254, 0.12) 30%,
        rgba(0, 242, 254, 0) 40%
    );
    background-size: 100% 400px;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-smooth);
}

.holo-card:hover::after {
    opacity: 1;
    animation: holographic-scan 12s linear infinite;
}

/* Grid Background */
.cyber-grid {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 40px 40px;
    background-position: center;
    z-index: 0;
    pointer-events: none;
    mask-image: radial-gradient(ellipse at 50% 50%, black 40%, transparent 85%);
    -webkit-mask-image: radial-gradient(ellipse at 50% 50%, black 40%, transparent 85%);
}

.cyber-grid-animate {
    animation: grid-move 20s linear infinite;
}

/* Apple-Style Smooth Viewport reveals */
.reveal {
    opacity: 0;
    transform: translateY(40px) scale(0.97);
    transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-60px) scale(0.97);
    transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-right {
    opacity: 0;
    transform: translateX(60px) scale(0.97);
    transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }

/* 3D tilt variables populated by JS */
.tilt-card {
    transform-style: preserve-3d;
    perspective: 1000px;
}

.tilt-content {
    transform: translateZ(20px);
}