/* Visual Effects & Animations */

/* Scramble Text Effect */
.char {
    display: inline-block;
    position: relative;
    font-feature-settings: "ss01", "ss02";
}

.char::before {
    content: attr(data-char);
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transform: translateY(-10px);
    animation: scramble 0.1s forwards;
}

@keyframes scramble {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Particle Visuals */
.particle-visual {
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 300px;
    height: 300px;
    opacity: 0.06;
    pointer-events: none;
}

.particle-visual::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 30%, var(--cyan-neon), transparent 50%),
        radial-gradient(circle at 70% 70%, var(--purple-neon), transparent 50%);
    filter: blur(40px);
    animation: float 20s infinite linear;
}

.neural-visual {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.03;
    background-image: 
        linear-gradient(90deg, transparent 49%, var(--cyan-neon) 50%, transparent 51%),
        linear-gradient(transparent 49%, var(--cyan-neon) 50%, transparent 51%);
    background-size: 50px 50px;
    animation: scan 20s linear infinite;
    pointer-events: none;
}

.shield-visual {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    opacity: 0.06;
    pointer-events: none;
}

.shield-visual::before,
.shield-visual::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    border: 1px solid var(--success-neon);
}

.shield-visual::before {
    width: 100%;
    height: 100%;
    animation: rotate 20s linear infinite;
}

.shield-visual::after {
    width: 70%;
    height: 70%;
    top: 15%;
    left: 15%;
    animation: rotate 15s linear infinite reverse;
}

/* Hover Effects */
.card-icon {
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* Text Gradient Animation */
.text-gradient {
    background-size: 200% 200%;
    animation: gradientShift 5s ease infinite;
}

@keyframes gradientShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

/* Floating Animation */
@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(20px, -20px) rotate(90deg);
    }
    50% {
        transform: translate(0, -40px) rotate(180deg);
    }
    75% {
        transform: translate(-20px, -20px) rotate(270deg);
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes scan {
    from {
        background-position: 0 0;
    }
    to {
        background-position: 50px 50px;
    }
}

/* Neon Glow Effects */
.neon-glow {
    position: relative;
}

.neon-glow::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--cyan-neon), var(--purple-neon), var(--cyan-neon));
    border-radius: inherit;
    z-index: -1;
    filter: blur(10px);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.neon-glow:hover::after {
    opacity: 0.5;
}

/* Parallax Layers */
.parallax-layer {
    position: absolute;
    will-change: transform;
}

/* Loading Animation */
.loading-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background: linear-gradient(90deg, var(--cyan-neon), var(--purple-neon));
    z-index: var(--z-overlay);
    transition: width 0.3s ease;
}

/* Ripple Effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: scale(0);
    animation: ripple 0.6s linear;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Typewriter Effect */
.typewriter {
    overflow: hidden;
    border-right: 2px solid var(--cyan-neon);
    white-space: nowrap;
    animation: 
        typing 3.5s steps(40, end),
        blink-caret 0.75s step-end infinite;
}

@keyframes typing {
    from { width: 0 }
    to { width: 100% }
}

@keyframes blink-caret {
    from, to { border-color: transparent }
    50% { border-color: var(--cyan-neon) }
}

/* Shimmer Text */
.shimmer-text {
    background: linear-gradient(
        90deg,
        #fff 0%,
        var(--cyan-neon) 50%,
        #fff 100%
    );
    background-size: 200% auto;
    color: #000;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 2s linear infinite;
}

@keyframes shimmer {
    to {
        background-position: 200% center;
    }
}

/* Particle Burst */
.particle-burst {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.particle-burst .particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--cyan-neon);
    border-radius: 50%;
    animation: burst 1s ease-out forwards;
}

@keyframes burst {
    0% {
        transform: translate(0, 0) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(var(--tx), var(--ty)) scale(0);
        opacity: 0;
    }
}

/* Language Dropdown Effects */
.lang-dropdown-menu {
    animation: none;
}

.lang-dropdown.open .lang-dropdown-menu {
    animation: dropdownSlide 0.25s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes dropdownSlide {
    from {
        opacity: 0;
        transform: translateY(-8px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Dropdown option hover glow */
.lang-option:hover .lang-option-code {
    background: rgba(var(--cyan-neon-rgb), 0.12);
    color: var(--cyan-neon);
}