/* ===================================
   Effects & Animations - Esports Theme
   =================================== */

/* ===================================
   Keyframe Animations
   =================================== */

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

@keyframes pulse-success {
    0%, 100% {
        transform: scale(1);
        box-shadow: var(--glow-green);
    }
    50% {
        transform: scale(1.02);
        box-shadow:
            var(--glow-green),
            0 0 40px rgba(57, 255, 20, 0.4);
    }
}

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-5px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(5px);
    }
}

@keyframes glow-pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

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

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slide-in-right {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slide-in-left {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scale-in {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes border-glow {
    0%, 100% {
        border-color: var(--color-neon-cyan);
        box-shadow: var(--glow-cyan);
    }
    50% {
        border-color: var(--color-primary);
        box-shadow: var(--glow-purple);
    }
}

@keyframes text-glow {
    0%, 100% {
        text-shadow: 0 0 10px var(--color-neon-cyan), 0 0 20px var(--color-neon-cyan);
    }
    50% {
        text-shadow: 0 0 20px var(--color-neon-cyan), 0 0 40px var(--color-neon-cyan);
    }
}

@keyframes gradient-shift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes scanline {
    0% {
        transform: translateY(-100%);
    }
    100% {
        transform: translateY(100%);
    }
}

@keyframes flicker {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
    75% {
        opacity: 0.9;
    }
}

@keyframes glitch {
    0%, 100% {
        transform: translate(0);
    }
    20% {
        transform: translate(-2px, 2px);
    }
    40% {
        transform: translate(-2px, -2px);
    }
    60% {
        transform: translate(2px, 2px);
    }
    80% {
        transform: translate(2px, -2px);
    }
}

/* ===================================
   Animation Classes
   =================================== */

.animate-fade-in {
    animation: fade-in 0.3s ease forwards;
}

.animate-fade-in-up {
    animation: fade-in-up 0.4s ease forwards;
}

.animate-slide-in-right {
    animation: slide-in-right 0.3s ease forwards;
}

.animate-slide-in-left {
    animation: slide-in-left 0.3s ease forwards;
}

.animate-scale-in {
    animation: scale-in 0.3s ease forwards;
}

.animate-pulse {
    animation: glow-pulse 2s ease infinite;
}

.animate-glow {
    animation: border-glow 3s ease infinite;
}

.animate-text-glow {
    animation: text-glow 2s ease infinite;
}

.animate-gradient {
    background-size: 200% 200%;
    animation: gradient-shift 3s ease infinite;
}

.animate-flicker {
    animation: flicker 4s linear infinite;
}

/* ===================================
   Scanline Effect
   =================================== */

.scanlines {
    position: relative;
    overflow: hidden;
}

.scanlines::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.15) 2px,
        rgba(0, 0, 0, 0.15) 4px
    );
    pointer-events: none;
    z-index: 10;
}

/* Moving scanline */
.scanlines--animated::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(
        to bottom,
        transparent,
        rgba(0, 255, 255, 0.3),
        transparent
    );
    animation: scanline 8s linear infinite;
    pointer-events: none;
    z-index: 11;
}

/* ===================================
   Glitch Effect
   =================================== */

.glitch {
    position: relative;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.8;
}

.glitch::before {
    color: var(--color-neon-cyan);
    animation: glitch 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94) infinite;
    clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
    transform: translate(-2px, -2px);
}

.glitch::after {
    color: var(--color-accent);
    animation: glitch 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94) reverse infinite;
    clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
    transform: translate(2px, 2px);
}

/* ===================================
   Neon Effects
   =================================== */

.neon-text {
    color: var(--color-neon-cyan);
    text-shadow:
        0 0 5px var(--color-neon-cyan),
        0 0 10px var(--color-neon-cyan),
        0 0 20px var(--color-neon-cyan),
        0 0 40px var(--color-neon-cyan);
}

.neon-text--pink {
    color: var(--color-accent);
    text-shadow:
        0 0 5px var(--color-accent),
        0 0 10px var(--color-accent),
        0 0 20px var(--color-accent),
        0 0 40px var(--color-accent);
}

.neon-text--green {
    color: var(--color-neon-green);
    text-shadow:
        0 0 5px var(--color-neon-green),
        0 0 10px var(--color-neon-green),
        0 0 20px var(--color-neon-green),
        0 0 40px var(--color-neon-green);
}

.neon-box {
    border: 1px solid var(--color-neon-cyan);
    box-shadow:
        inset 0 0 10px rgba(0, 255, 255, 0.1),
        0 0 10px rgba(0, 255, 255, 0.3),
        0 0 20px rgba(0, 255, 255, 0.2),
        0 0 40px rgba(0, 255, 255, 0.1);
}

.neon-box--pink {
    border-color: var(--color-accent);
    box-shadow:
        inset 0 0 10px rgba(244, 63, 94, 0.1),
        0 0 10px rgba(244, 63, 94, 0.3),
        0 0 20px rgba(244, 63, 94, 0.2),
        0 0 40px rgba(244, 63, 94, 0.1);
}

/* ===================================
   HUD Corner Decorations
   =================================== */

.hud-corners {
    position: relative;
}

.hud-corners::before,
.hud-corners::after,
.hud-corners > .hud-corner-bl,
.hud-corners > .hud-corner-br {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-neon-cyan);
    pointer-events: none;
}

.hud-corners::before {
    top: 0;
    left: 0;
    border-right: none;
    border-bottom: none;
}

.hud-corners::after {
    top: 0;
    right: 0;
    border-left: none;
    border-bottom: none;
}

.hud-corner-bl {
    bottom: 0;
    left: 0;
    border-right: none;
    border-top: none;
}

.hud-corner-br {
    bottom: 0;
    right: 0;
    border-left: none;
    border-top: none;
}

/* ===================================
   Gradient Text
   =================================== */

.gradient-text {
    background: linear-gradient(
        135deg,
        var(--color-neon-cyan),
        var(--color-primary),
        var(--color-accent)
    );
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 5s ease infinite;
}

/* ===================================
   Loading Effects
   =================================== */

.skeleton {
    background: linear-gradient(
        90deg,
        var(--color-bg-secondary) 25%,
        var(--color-bg-tertiary) 50%,
        var(--color-bg-secondary) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease infinite;
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ===================================
   Hover Effects
   =================================== */

.hover-lift {
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.hover-glow {
    transition: box-shadow var(--transition-base);
}

.hover-glow:hover {
    box-shadow: var(--glow-cyan);
}

.hover-scale {
    transition: transform var(--transition-base);
}

.hover-scale:hover {
    transform: scale(1.05);
}

/* ===================================
   Transition Utilities
   =================================== */

.transition-colors {
    transition-property: color, background-color, border-color;
    transition-duration: 150ms;
    transition-timing-function: ease;
}

.transition-opacity {
    transition-property: opacity;
    transition-duration: 150ms;
    transition-timing-function: ease;
}

.transition-transform {
    transition-property: transform;
    transition-duration: 150ms;
    transition-timing-function: ease;
}

.transition-all {
    transition-property: all;
    transition-duration: 250ms;
    transition-timing-function: ease;
}