/**
 * FP PDF Viewer - Stili CSS
 * Versione: 1.0
 * Autore: Flavio Perrone
 */

/* Container principale */
.fp-pdf-container {
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
    margin: 1em 0;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

.fp-pdf-container:focus {
    outline: 2px solid #0073aa;
    outline-offset: 2px;
}

/* Fullscreen */
.fp-pdf-container:fullscreen {
    background: #333;
    padding: 0;
}

.fp-pdf-container:fullscreen .fp-pdf-viewer {
    height: calc(100vh - 50px) !important;
}

/* Toolbar */
.fp-pdf-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 15px;
    background: linear-gradient(to bottom, #f9f9f9, #ededed);
    border-bottom: 1px solid #ddd;
    flex-wrap: wrap;
    gap: 10px;
    min-height: 50px;
    box-sizing: border-box;
}

/* Titolo */
.fp-pdf-title {
    font-weight: 600;
    font-size: 14px;
    color: #333;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Info pagina */
.fp-pdf-page-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #555;
}

.fp-pdf-page-display {
    min-width: 60px;
    text-align: center;
}

/* Pulsanti navigazione */
.fp-pdf-page-info button {
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 4px;
    padding: 4px 12px;
    cursor: pointer;
    font-size: 18px;
    line-height: 1;
    transition: all 0.2s ease;
    color: #333;
}

.fp-pdf-page-info button:hover {
    background: #f0f0f0;
    border-color: #999;
}

.fp-pdf-page-info button:active {
    background: #e0e0e0;
}

/* Gruppo pulsanti */
.fp-pdf-buttons {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Zoom display */
.fp-pdf-zoom-level {
    font-size: 12px;
    color: #666;
    min-width: 45px;
    text-align: center;
}

/* Pulsanti toolbar */
.fp-pdf-buttons button,
.fp-pdf-buttons a {
    background: #0073aa;
    color: #fff;
    border: none;
    border-radius: 4px;
    padding: 8px 12px;
    cursor: pointer;
    text-decoration: none;
    font-size: 14px;
    line-height: 1;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.fp-pdf-buttons button:hover,
.fp-pdf-buttons a:hover {
    background: #005a87;
    transform: translateY(-1px);
}

.fp-pdf-buttons button:active,
.fp-pdf-buttons a:active {
    transform: translateY(0);
}

/* Pulsanti zoom */
.fp-pdf-zoom-out,
.fp-pdf-zoom-in {
    background: #f5f5f5 !important;
    color: #333 !important;
    border: 1px solid #ccc !important;
    padding: 6px 10px !important;
    font-weight: bold;
}

.fp-pdf-zoom-out:hover,
.fp-pdf-zoom-in:hover {
    background: #e9e9e9 !important;
}

/* Area viewer */
.fp-pdf-viewer {
    overflow: auto;
    background: #525659;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 20px;
    position: relative;
}

/* Canvas PDF */
.fp-pdf-canvas {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    background: #fff;
    max-width: 100%;
}

/* Loading */
.fp-pdf-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    color: #fff;
    gap: 15px;
}

.fp-pdf-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: fp-pdf-spin 1s linear infinite;
}

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

/* Errore */
.fp-pdf-error {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    color: #fff;
    text-align: center;
    gap: 10px;
}

.fp-pdf-error p {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
}

.fp-pdf-error small {
    color: rgba(255, 255, 255, 0.7);
    font-size: 12px;
}

/* Screen reader text */
.screen-reader-text {
    position: absolute !important;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Responsive */
@media (max-width: 600px) {
    .fp-pdf-toolbar {
        padding: 8px 10px;
        justify-content: center;
    }
    
    .fp-pdf-title {
        display: none;
    }
    
    .fp-pdf-buttons button,
    .fp-pdf-buttons a {
        padding: 6px 10px;
    }
    
    .fp-pdf-viewer {
        padding: 10px;
    }
    
    .fp-pdf-zoom-level {
        display: none;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .fp-pdf-container {
        border-color: #444;
        background: #2d2d2d;
    }
    
    .fp-pdf-toolbar {
        background: linear-gradient(to bottom, #3d3d3d, #2d2d2d);
        border-color: #444;
    }
    
    .fp-pdf-title {
        color: #eee;
    }
    
    .fp-pdf-page-info {
        color: #ccc;
    }
    
    .fp-pdf-page-info button {
        background: #444;
        border-color: #555;
        color: #eee;
    }
    
    .fp-pdf-page-info button:hover {
        background: #555;
    }
    
    .fp-pdf-zoom-out,
    .fp-pdf-zoom-in {
        background: #444 !important;
        border-color: #555 !important;
        color: #eee !important;
    }
    
    .fp-pdf-zoom-level {
        color: #aaa;
    }
}

/* Print styles */
@media print {
    .fp-pdf-container {
        border: none;
        box-shadow: none;
    }
    
    .fp-pdf-toolbar {
        display: none;
    }
}