/* ============================================
   ERGASE - Animations
   ============================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}

@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(15px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

@keyframes pulse-danger {

    0%,
    100% {
        box-shadow: 0 0 5px var(--glow-danger);
    }

    50% {
        box-shadow: 0 0 20px var(--glow-danger);
    }
}

@keyframes glitch {

    0%,
    100% {
        transform: translate(0);
    }

    10% {
        transform: translate(-2px, 1px);
    }

    20% {
        transform: translate(2px, -1px);
    }

    30% {
        transform: translate(-1px, 2px);
    }

    40% {
        transform: translate(1px, -2px);
    }

    50% {
        transform: translate(-2px, 0);
    }

    60% {
        transform: translate(0);
    }
}

@keyframes levelUp {
    0% {
        opacity: 0;
        transform: scale(0.5);
    }

    50% {
        opacity: 1;
        transform: scale(1.1);
    }

    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes levelUpFlash {
    0% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}

@keyframes floatParticle {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        transform: translateY(-10vh) rotate(720deg);
        opacity: 0;
    }
}

@keyframes penaltyFlash {
    0% {
        background: rgba(255, 0, 0, 0.3);
    }

    50% {
        background: rgba(20, 0, 0, 0.95);
    }

    100% {
        background: rgba(20, 0, 0, 0.95);
    }
}

@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    10%,
    30%,
    50%,
    70%,
    90% {
        transform: translateX(-4px);
    }

    20%,
    40%,
    60%,
    80% {
        transform: translateX(4px);
    }
}

@keyframes glow-pulse {

    0%,
    100% {
        box-shadow: 0 0 5px var(--glow-primary);
    }

    50% {
        box-shadow: 0 0 25px var(--glow-primary), 0 0 50px var(--glow-primary);
    }
}

@keyframes borderGlow {

    0%,
    100% {
        border-color: var(--primary);
    }

    50% {
        border-color: var(--accent);
    }
}

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

    to {
        transform: rotate(360deg);
    }
}

@keyframes bounceIn {
    0% {
        transform: scale(0);
    }

    50% {
        transform: scale(1.15);
    }

    100% {
        transform: scale(1);
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes xpGain {
    0% {
        transform: translateY(0);
        opacity: 1;
    }

    100% {
        transform: translateY(-30px);
        opacity: 0;
    }
}

/* --- Level Up Overlay --- */
.level-up-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 400;
    background: rgba(0, 0, 0, 0.85);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    animation: levelUpFlash 0.3s ease;
}

.level-up-overlay.active {
    display: flex;
}

.level-up-content {
    text-align: center;
    animation: levelUp 0.6s ease;
}

.level-up-content .lu-label {
    font-family: var(--font-display);
    font-size: 0.9rem;
    color: var(--accent);
    letter-spacing: 4px;
    margin-bottom: 8px;
}

.level-up-content .lu-level {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 900;
    color: var(--warning);
    text-shadow: 0 0 40px rgba(255, 184, 0, 0.5);
    line-height: 1;
}

.level-up-content .lu-rewards {
    margin-top: 20px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* --- XP Float --- */
.xp-float {
    position: fixed;
    z-index: 350;
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent);
    text-shadow: 0 0 10px var(--glow-accent);
    animation: xpGain 1.2s ease forwards;
    pointer-events: none;
}

/* --- Animate utility classes --- */
.animate-fadeIn {
    animation: fadeIn 0.4s ease;
}

.animate-slideUp {
    animation: slideUp 0.4s ease;
}

.animate-shake {
    animation: shake 0.5s ease;
}

.animate-bounce {
    animation: bounceIn 0.5s ease;
}

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

.animate-spin {
    animation: spin 1s linear infinite;
}

/* --- Loading Spinner --- */
.spinner {
    width: 30px;
    height: 30px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loading-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
}