/* --- 1. Cinematic Grain Overlay --- */
.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9990;
    /* Below modals/cursor */
    opacity: 0.05;
    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='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* --- 2. Page Transition Curtain --- */
.page-transition-curtain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #0b2341;
    z-index: 99999;
    transform: translateY(100%);
    transition: transform 0.8s cubic-bezier(0.87, 0, 0.13, 1);
}

.page-transition-curtain.active {
    transform: translateY(0);
}

.page-transition-curtain.exit {
    transform: translateY(-100%);
}

/* --- 3. Glitch Effect Class --- */
/* Add .glitch-effect to any text */
.glitch-effect {
    position: relative;
}

.glitch-effect::before,
.glitch-effect::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #001a33;
    /* Match background color if possible, or transparent */
}

.glitch-effect::before {
    left: 2px;
    text-shadow: -1px 0 #ff00c1;
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim 5s infinite linear alternate-reverse;
}

.glitch-effect::after {
    left: -2px;
    text-shadow: -1px 0 #00fff9;
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim2 5s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% {
        clip: rect(2px, 9999px, 85px, 0);
        transform: skew(0.5deg);
    }

    5% {
        clip: rect(55px, 9999px, 15px, 0);
        transform: skew(0.5deg);
    }

    10% {
        clip: rect(12px, 9999px, 6px, 0);
        transform: skew(0.5deg);
    }

    15% {
        clip: rect(89px, 9999px, 20px, 0);
        transform: skew(0.5deg);
    }

    20% {
        clip: rect(35px, 9999px, 49px, 0);
        transform: skew(0.5deg);
    }

    25% {
        clip: rect(5px, 9999px, 90px, 0);
        transform: skew(0.5deg);
    }

    30% {
        clip: rect(62px, 9999px, 33px, 0);
        transform: skew(0.5deg);
    }

    35% {
        clip: rect(10px, 9999px, 2px, 0);
        transform: skew(0.5deg);
    }

    40% {
        clip: rect(25px, 9999px, 60px, 0);
        transform: skew(0.5deg);
    }

    45% {
        clip: rect(35px, 9999px, 55px, 0);
        transform: skew(0.5deg);
    }

    50% {
        clip: rect(70px, 9999px, 25px, 0);
        transform: skew(0.5deg);
    }

    55% {
        clip: rect(15px, 9999px, 20px, 0);
        transform: skew(0.5deg);
    }

    60% {
        clip: rect(10px, 9999px, 85px, 0);
        transform: skew(0.5deg);
    }

    65% {
        clip: rect(55px, 9999px, 35px, 0);
        transform: skew(0.5deg);
    }

    70% {
        clip: rect(20px, 9999px, 20px, 0);
        transform: skew(0.5deg);
    }

    75% {
        clip: rect(65px, 9999px, 5px, 0);
        transform: skew(0.5deg);
    }

    80% {
        clip: rect(15px, 9999px, 40px, 0);
        transform: skew(0.5deg);
    }

    85% {
        clip: rect(40px, 9999px, 15px, 0);
        transform: skew(0.5deg);
    }

    90% {
        clip: rect(55px, 9999px, 20px, 0);
        transform: skew(0.5deg);
    }

    95% {
        clip: rect(30px, 9999px, 85px, 0);
        transform: skew(0.5deg);
    }

    100% {
        clip: rect(55px, 9999px, 5px, 0);
        transform: skew(0.5deg);
    }
}

@keyframes glitch-anim2 {
    0% {
        clip: rect(15px, 9999px, 25px, 0);
        transform: skew(0.5deg);
    }

    5% {
        clip: rect(85px, 9999px, 10px, 0);
        transform: skew(0.5deg);
    }

    10% {
        clip: rect(25px, 9999px, 15px, 0);
        transform: skew(0.5deg);
    }

    15% {
        clip: rect(5px, 9999px, 85px, 0);
        transform: skew(0.5deg);
    }

    20% {
        clip: rect(40px, 9999px, 20px, 0);
        transform: skew(0.5deg);
    }

    25% {
        clip: rect(65px, 9999px, 55px, 0);
        transform: skew(0.5deg);
    }

    30% {
        clip: rect(15px, 9999px, 35px, 0);
        transform: skew(0.5deg);
    }

    35% {
        clip: rect(50px, 9999px, 5px, 0);
        transform: skew(0.5deg);
    }

    40% {
        clip: rect(25px, 9999px, 60px, 0);
        transform: skew(0.5deg);
    }

    45% {
        clip: rect(15px, 9999px, 35px, 0);
        transform: skew(0.5deg);
    }

    50% {
        clip: rect(60px, 9999px, 15px, 0);
        transform: skew(0.5deg);
    }

    55% {
        clip: rect(20px, 9999px, 55px, 0);
        transform: skew(0.5deg);
    }

    60% {
        clip: rect(5px, 9999px, 10px, 0);
        transform: skew(0.5deg);
    }

    65% {
        clip: rect(85px, 9999px, 15px, 0);
        transform: skew(0.5deg);
    }

    70% {
        clip: rect(35px, 9999px, 55px, 0);
        transform: skew(0.5deg);
    }

    75% {
        clip: rect(25px, 9999px, 10px, 0);
        transform: skew(0.5deg);
    }

    80% {
        clip: rect(50px, 9999px, 30px, 0);
        transform: skew(0.5deg);
    }

    85% {
        clip: rect(15px, 9999px, 60px, 0);
        transform: skew(0.5deg);
    }

    90% {
        clip: rect(65px, 9999px, 20px, 0);
        transform: skew(0.5deg);
    }

    95% {
        clip: rect(40px, 9999px, 55px, 0);
        transform: skew(0.5deg);
    }

    100% {
        clip: rect(10px, 9999px, 25px, 0);
        transform: skew(0.5deg);
    }
}

/* --- 4. Gradient Border Animation --- */
.gradient-border-card {
    position: relative;
    background: rgba(255, 255, 255, 0.05);
    /* Glassy base */
    backdrop-filter: blur(10px);
    z-index: 1;
}

.gradient-border-card::after {
    content: "";
    position: absolute;
    inset: -2px;
    z-index: -1;
    background: linear-gradient(45deg, #ff00c1, #00fff9, #00d2ff);
    background-size: 200% 200%;
    animation: gradientBorder 3s ease alternate infinite;
    border-radius: inherit;
    mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    -webkit-mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    mask-composite: exclude;
    -webkit-mask-composite: xor;
}

@keyframes gradientBorder {
    0% {
        background-position: 0% 50%;
    }

    100% {
        background-position: 100% 50%;
    }
}