/* Matrix Background Animation */
#matrix-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.3;
    pointer-events: none;
}

.matrix-column {
    position: absolute;
    top: -100%;
    font-family: 'Courier New', Courier, monospace;
    font-size: 14px;
    color: #00FF41;
    text-shadow: 0 0 3px #00FF41;
    white-space: nowrap;
    animation: matrix-fall linear infinite;
}

@keyframes matrix-fall {
    0% {
        transform: translateY(-100vh);
        opacity: 0;
    }
    2% {
        opacity: 1;
    }
    98% {
        opacity: 1;
    }
    100% {
        transform: translateY(100vh);
        opacity: 0;
    }
}

/* Pulse Glow Animations */
#home-title {
    animation: pulse-glow-cyan 2.5s ease-in-out infinite alternate;
}

#home-subtitle {
    animation: pulse-glow 2s ease-in-out infinite alternate;
}

@keyframes pulse-glow {
    from {
        text-shadow: 0 0 8px #00FF41, 0 0 15px #00FF41, 0 0 25px #00FF41;
    }
    to {
        text-shadow: 0 0 15px #00FF41, 0 0 30px #00FF41, 0 0 45px #00FF41, 0 0 60px #00FF41;
    }
}

@keyframes pulse-glow-cyan {
    from {
        text-shadow: 0 0 7px #00E5E5, 0 0 12px #00E5E5, 0 0 20px #00E5E5;
    }
    to {
        text-shadow: 0 0 12px #00E5E5, 0 0 25px #00E5E5, 0 0 40px #00E5E5, 0 0 55px #00E5E5;
    }
}

/* Blinking Cursor Animation */
.blinking-cursor {
    display: inline-block;
    width: 9px;
    height: 1.1em;
    background-color: #00FF41;
    margin-left: 2px;
    vertical-align: middle;
    animation: blink-cursor-anim 0.6s step-end infinite;
}

@keyframes blink-cursor-anim {
    from, to { background-color: transparent; }
    50% { background-color: #00FF41; }
}

/* CRT Flicker Animation */
@keyframes crt-flicker-on {
    0% {
        opacity: 0;
        transform: scaleY(0.1);
        filter: brightness(0);
    }
    10% {
        opacity: 1;
        transform: scaleY(0.1);
        filter: brightness(3) blur(2px);
    }
    20% {
        transform: scaleY(0.3);
        filter: brightness(2) blur(1px);
    }
    40% {
        transform: scaleY(0.8);
        filter: brightness(1.5) blur(0.5px);
    }
    60% {
        transform: scaleY(1.1);
        filter: brightness(1.2);
    }
    80% {
        transform: scaleY(0.95);
        filter: brightness(1.1);
    }
    100% {
        opacity: 1;
        transform: scaleY(1);
        filter: brightness(1);
    }
}

.content-container.show {
    animation: crt-flicker-on 0.8s ease-out;
}

.content-container.crt-close {
    animation: crt-flicker-off 1.6s ease-in forwards;
}

/* CRT Flicker Off Animation (reverse of crt-flicker-on) */
@keyframes crt-flicker-off {
    0% {
        opacity: 1;
        transform: scaleY(1);
        filter: brightness(1);
    }
    20% {
        transform: scaleY(0.95);
        filter: brightness(1.1);
    }
    40% {
        transform: scaleY(1.1);
        filter: brightness(1.2);
    }
    60% {
        transform: scaleY(0.8);
        filter: brightness(1.5) blur(0.5px);
    }
    80% {
        transform: scaleY(0.3);
        filter: brightness(2) blur(1px);
    }
    90% {
        opacity: 1;
        transform: scaleY(0.1);
        filter: brightness(3) blur(2px);
    }
    100% {
        opacity: 0;
        transform: scaleY(0.1);
        filter: brightness(0);
    }
}

/* Fade Out Animation */
@keyframes fade-out-down {
    0% {
        opacity: 1;
        transform: translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateY(20px);
    }
}

/* Text Disappear Animation - specifically for home-main-text (true reverse of appear) */
@keyframes text-crt-flicker-off {
    0% {
        opacity: 1;
        transform: scaleY(1);
        filter: brightness(1);
    }
    10% {
        transform: scaleY(0.95);
        filter: brightness(1.1);
    }
    30% {
        transform: scaleY(1.1);
        filter: brightness(1.2);
    }
    50% {
        transform: scaleY(0.8);
        filter: brightness(1.5) blur(0.5px);
    }
    70% {
        transform: scaleY(0.3);
        filter: brightness(2) blur(1px);
    }
    85% {
        opacity: 1;
        transform: scaleY(0.1);
        filter: brightness(3) blur(2px);
    }
    100% {
        opacity: 0;
        transform: scaleY(0.1);
        filter: brightness(0);
    }
}

.text-crt-disappearing {
    animation: text-crt-flicker-off 1.6s ease-in forwards;
}