/* RADAR LOADER */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary) 0%, #0d1b2e 100%);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 1;
    transition: opacity 1.2s cubic-bezier(0.4, 0, 0.2, 1),
                transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
    transform: scale(1);
}

.page-loader.hidden {
    opacity: 0;
    transform: scale(1.1);
    pointer-events: none;
}

.page-loader.hidden .radar-container {
    animation: radarDissolve 1s ease-out forwards;
}

.page-loader.hidden .loader-text {
    animation: textDissolve 0.8s ease-out forwards;
}

.page-loader.hidden .radar-circle {
    animation: circleCollapse 1s ease-out forwards;
}

.page-loader.hidden .radar-sweep {
    animation: sweepFade 0.6s ease-out forwards;
}

@keyframes radarDissolve {
    0% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
        filter: blur(0px);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.3) rotate(180deg);
        filter: blur(5px);
    }
    100% {
        opacity: 0;
        transform: scale(1.5) rotate(360deg);
        filter: blur(20px);
    }
}

@keyframes textDissolve {
    0% {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0px);
    }
    100% {
        opacity: 0;
        transform: translateY(-30px);
        filter: blur(10px);
    }
}

@keyframes circleCollapse {
    0% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0);
    }
}

@keyframes sweepFade {
    0% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: rotate(720deg);
    }
}

.radar-container {
    position: relative;
    width: 150px;
    height: 150px;
    transition: all 1s ease-out;
}

.radar-circle {
    position: absolute;
    border: 2px solid rgba(184, 134, 11, 0.3);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.8s ease-out;
}

.radar-circle:nth-child(1) {
    width: 150px;
    height: 150px;
    animation: radarPulse 2s ease-in-out infinite;
}

.radar-circle:nth-child(2) {
    width: 100px;
    height: 100px;
    animation: radarPulse 2s ease-in-out infinite 0.3s;
}

.radar-circle:nth-child(3) {
    width: 50px;
    height: 50px;
    animation: radarPulse 2s ease-in-out infinite 0.6s;
}

@keyframes radarPulse {
    0%, 100% {
        border-color: rgba(184, 134, 11, 0.3);
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        border-color: rgba(184, 134, 11, 0.6);
        transform: translate(-50%, -50%) scale(1.05);
    }
}

.radar-sweep {
    position: absolute;
    width: 75px;
    height: 2px;
    background: linear-gradient(to right, var(--color-accent), transparent);
    top: 50%;
    left: 50%;
    transform-origin: left center;
    animation: radarSweep 2s linear infinite;
    box-shadow: 0 0 10px var(--color-accent);
    transition: all 0.6s ease-out;
}

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

.radar-dot {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 15px var(--color-accent);
    animation: dotPulse 1s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
        box-shadow: 0 0 15px var(--color-accent);
    }
    50% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0.5;
        box-shadow: 0 0 30px var(--color-accent);
    }
}

/* Particelle che si dissolvono */
.radar-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--color-accent);
    border-radius: 50%;
    opacity: 0;
}

.page-loader.hidden .particle {
    animation: particleExplode 1s ease-out forwards;
}

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

.loader-text {
    margin-top: 50px;
    color: var(--color-white);
    font-family: 'Roboto Condensed', sans-serif;
    font-size: 1.2rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    transition: all 0.8s ease-out;
}

.loader-subtext {
    margin-top: 10px;
    color: var(--color-accent);
    font-size: 0.85rem;
    letter-spacing: 2px;
    opacity: 0.8;
    transition: all 0.8s ease-out;
}

.page-loader.hidden .loader-subtext {
    opacity: 0;
    transform: translateY(-20px);
    filter: blur(8px);
}

/* Responsive */
@media (max-width: 768px) {
    .radar-container {
        width: 120px;
        height: 120px;
    }
    
    .radar-circle:nth-child(1) {
        width: 120px;
        height: 120px;
    }
    
    .radar-circle:nth-child(2) {
        width: 80px;
        height: 80px;
    }
    
    .radar-circle:nth-child(3) {
        width: 40px;
        height: 40px;
    }
    
    .radar-sweep {
        width: 60px;
    }
    
    .loader-text {
        font-size: 1rem;
    }
}