/* ========================================
   TRANSIZIONI E ANIMAZIONI
   ======================================== */


/* ========================================
   LOADING OVERLAY
   ======================================== */

/* Overlay di caricamento a schermo intero */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(16, 25, 75, 0.95);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

/* Quando l'overlay è attivo */
.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Contenuto dell'overlay */
.loading-content {
    text-align: center;
    color: white;
}

/* Spinner grande per il loading overlay */
.spinner-large {
    width: 60px;
    height: 60px;
    border: 5px solid rgba(255, 255, 255, 0.2);
    border-top-color: #f7b835;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 20px;
}

/* Testo di caricamento */
.loading-text {
    font-size: 1.1rem;
    font-weight: 500;
    color: white;
    margin: 0;
    animation: pulse 1.5s ease-in-out infinite;
}

/* Animazione pulse per il testo */
@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}


/* Transizione per i link di navigazione */
/* .navLink,
.nav-link,
.station-link,
.linkBox {
    transition: all 0.3s ease;
    position: relative;
}

/* Effetto hover sui link */
/* .navLink:hover,
.nav-link:hover,
.station-link:hover,
.linkBox:hover {
    transform: translateY(-2px);
    opacity: 0.8;
}

/* Effetto attivo sui link di navigazione del menu */


@keyframes pulseActive {

    0%,
    100% {
        opacity: 1;
        transform: translateX(-50%) scale(1);
    }

    50% {
        opacity: 0.6;
        transform: translateX(-50%) scale(1.2);
    }
}

/* Effetto click/tap */
/* .navLink:active,
.nav-link:active,
.station-link:active,
.linkBox:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
}

/* Transizione per le card delle stazioni */
/*.station-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.station-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* Transizione per i clickBox della home */
/* .clickBox {
    transition: all 0.3s ease;
}

.clickBox:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.clickBox:active {
    transform: scale(0.98);
}

/* Spinner di caricamento */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
    opacity: 0;
    animation: fadeIn 0.3s ease-in forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Transizione per elementi che appaiono */
/*.content-page,
.station-list,
.player-container {
    animation: fadeInContent 0.5s ease-out;
}

@keyframes fadeInContent {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Transizione per le immagini */
/* .station-logo,
.station-logo-large {
    transition: transform 0.3s ease, filter 0.3s ease;
}

.station-logo:hover,
.station-logo-large:hover {
    transform: scale(1.05);
    filter: brightness(1.1);
}

/* Transizione per i pulsanti */
/* button,
.submit-btn,
.play-pause-btn {
    transition: all 0.3s ease;
}

button:hover,
.submit-btn:hover,
.play-pause-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

button:active,
.submit-btn:active,
.play-pause-btn:active {
    transform: scale(0.95);
}

/* Transizione smooth per tutti gli elementi interattivi */
/* a, button, input, textarea, select {
    transition: all 0.2s ease;
}

/* RIMOSSO: underline animato per il menu */
/* Non ci sono più after pseudo-elementi per le underline */

/* Transizione per il back-link */
/* .back-link a {
    transition: all 0.3s ease;
    display: inline-block;
}

.back-link a:hover {
    transform: translateX(-5px);
    color: #4a90e2;
}

/* Animazione per le liste */
/* .stations-container {
    display: grid;
    gap: 1rem;
}

.station-card {
    animation: fadeInScale 0.4s ease-out backwards;
}

.station-card:nth-child(1) { animation-delay: 0.05s; }
.station-card:nth-child(2) { animation-delay: 0.1s; }
.station-card:nth-child(3) { animation-delay: 0.15s; }
.station-card:nth-child(4) { animation-delay: 0.2s; }
.station-card:nth-child(5) { animation-delay: 0.25s; }

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

/* Transizione per i form */
/* .form-group input,
.form-group textarea,
.form-group select {
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: #4a90e2;
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

/* Animazione per i messaggi di risposta */
/* .form-response {
    animation: slideInDown 0.4s ease-out;
}

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

/* Transizione per video e iframe */
/* video,
iframe {
    transition: opacity 0.3s ease;
}

video:hover,
iframe:hover {
    opacity: 0.95;
}

/* Performance optimization */
/** {
    -webkit-tap-highlight-color: transparent;
}

/* Smooth scrolling */
/* html {
    scroll-behavior: smooth;
}

/* Riduzione movimento per chi ha impostato preferenze di accessibilità */
/*@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .navLink.active::before {
        animation: none !important;
    }
}