/* ===== RESET E IMPOSTAZIONI DI BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colori principali - migliorati per maggiore contrasto e modernità */
    --primary: #3498db;
    --primary-dark: #2980b9;
    --primary-light: #a6d4fa;
    --secondary: #6c757d;
    
    /* Sfumature background */
    --bg-light: #f8f9fa;
    --bg-dark: #212529;
    --bg-card: #ffffff;
    
    /* Colori webcam */
    --webcam-bg: #2c3e50;
    --webcam-border: rgba(52, 152, 219, 0.3);
    --webcam-hover-border: rgba(52, 152, 219, 0.7);
    
    /* Colori stato */
    --success: #2ecc71;
    --warning: #f39c12;
    --danger: #e74c3c;
    --info: #3498db;
    
    /* Testo */
    --text-primary: #2c3e50;
    --text-secondary: #7f8c8d;
    --text-light: #ecf0f1;
    
    /* Layout */
    --header-height: 60px;
    --nav-height: 50px;
    --footer-height: auto;
    --container-max-width: 1400px;
    --content-padding: 20px;
    --border-radius: 10px;
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.08);
    
    /* Animazioni */
    --transition-speed: 0.25s;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-light);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-speed);
}

a:hover {
    color: var(--primary-dark);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

button, select {
    font-family: inherit;
    font-size: 0.95rem;
    cursor: pointer;
    outline: none;
    border: none;
    padding: 8px 16px;
    border-radius: var(--border-radius);
    background-color: var(--primary);
    color: white;
    transition: all var(--transition-speed);
}

button:hover, select:hover {
    background-color: var(--primary-dark);
}

select {
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3e%3cpath d='M7 10l5 5 5-5z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 20px;
    padding-right: 30px;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

h1 {
    font-size: 1.8rem;
}

h2 {
    font-size: 1.5rem;
}

h3 {
    font-size: 1.25rem;
}

h4 {
    font-size: 1rem;
}

/* ===== HEADER STYLING ===== */
.main-header {
    background-color: var(--bg-card);
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 100;
}

.header-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--content-padding);
    height: var(--header-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    font-size: 1.8rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.site-title h1 {
    margin: 0;
    font-size: 1.5rem;
    color: var(--primary);
}

.site-title p {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.header-tools {
    display: flex;
    align-items: center;
    gap: 20px;
}

.current-date-time {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.current-date-time .date {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.current-date-time .time {
    font-size: 1.1rem;
    font-weight: bold;
}

.main-nav {
    background-color: var(--primary);
    height: var(--nav-height);
}

.main-nav ul {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--content-padding);
    height: 100%;
    display: flex;
    gap: 10px;
}

.main-nav li {
    position: relative;
    height: 100%;
}

.main-nav a {
    display: flex;
    align-items: center;
    height: 100%;
    padding: 0 15px;
    color: var(--text-light);
    transition: all var(--transition-speed);
}

.main-nav a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.main-nav li.active a {
    background-color: rgba(255, 255, 255, 0.2);
}

.main-nav li.active::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    background-color: white;
}

.main-nav i {
    margin-right: 8px;
}

/* ===== CONTAINER PRINCIPALE ===== */
.container {
    flex: 1;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: var(--content-padding);
    width: 100%;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.page-header h2 {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.layout-selector {
    display: flex;
    gap: 10px;
}

.layout-btn {
    font-size: 0.9rem;
    padding: 8px 12px;
    background-color: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid #dee2e6;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
}

.layout-btn:hover {
    border-color: var(--primary);
    background-color: var(--bg-light);
}

.layout-btn.active {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
}

.layout-btn i {
    margin-right: 5px;
}

/* ===== GRID WEBCAM ===== */
.webcam-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 20px;
    transition: all var(--transition-speed);
    width: 100%;
}

/* Layout 1x1 */
.layout-1x1 {
    grid-template-columns: 1fr !important;
}

/* Layout 2x2 */
.layout-2x2 {
    grid-template-columns: repeat(2, 1fr) !important;
}

/* Miglioramento card webcam */
.webcam-item {
    margin-bottom: 28px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    transition: box-shadow 0.2s, transform 0.2s;
    background-color: var(--bg-card);
}
.webcam-item:hover {
    box-shadow: 0 8px 32px rgba(0,0,0,0.16);
    transform: translateY(-2px) scale(1.01);
}

.webcam-header, .timestamp {
    padding-left: 18px;
    padding-right: 18px;
}

.webcam-name {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.webcam-name i {
    color: var(--primary);
}

.webcam-image-wrapper {
    width: 100%;
    aspect-ratio: 16/9;
    background: #fff;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.webcam-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    transition: all 0.3s ease-out;
    cursor: pointer;
    background: #fff;
}

/* Stile per immagini caricate */
.image-loaded .webcam-image {
    transition: all 0.3s ease-out;
}

.webcam-image.loading {
    opacity: 0.7;
    filter: blur(2px);
}

.timestamp {
    padding: 10px;
    background-color: var(--bg-card);
    /* border-top: 1px solid rgba(0,0,0,0.1); */
    color: var(--text-secondary);
    font-size: clamp(0.8rem, 1.8vw, 0.9rem);
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.timestamp i {
    color: var(--primary);
    font-size: clamp(0.9rem, 2vw, 1rem);
}

/* Responsive */
@media (max-width: 1200px) {
    .webcam-grid {
        gap: 15px;
    }
}

@media (max-width: 992px) {
    .webcam-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
}

@media (max-width: 768px) {
    .webcam-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .webcam-name {
        font-size: 0.9rem;
    }
    
    .timestamp {
        padding-left: 10px;
        padding-right: 10px;
    }
    
    .webcam-item {
        margin-bottom: 18px;
    }
}

@media (max-width: 576px) {
    .webcam-grid {
        gap: 15px;
    }
    
    .webcam-name {
        font-size: 0.85rem;
    }
    
    .timestamp {
        padding: 6px;
        font-size: 0.75rem;
    }
}

/* Ottimizzazioni per dispositivi mobili */
@media (hover: none) {
    .webcam-image {
        box-shadow: none;
    }
}

/* Supporto per schermi ad alta densità */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .webcam-image {
        image-rendering: -webkit-optimize-contrast;
    }
}

/* ===== CONTROLLI ===== */
.controls-panel {
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 15px;
    margin-bottom: 20px;
    box-shadow: var(--box-shadow);
}

.controls {
    display: flex;
    gap: 15px;
    align-items: center;
    flex-wrap: wrap;
}

.error-container {
    margin-top: 20px;
}

.error-message {
    background-color: var(--danger);
    color: white;
    padding: 10px 15px;
    border-radius: var(--border-radius);
    margin-bottom: 10px;
    animation: fadeIn 0.3s ease-in;
}

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

/* ===== TIMELAPSE ===== */
.timelapse-container {
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 20px;
    margin-bottom: 20px;
}

.timelapse-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 15px;
}

.timelapse-header h3 {
    margin: 0;
    display: flex;
    align-items: center;
}

.timelapse-header h3 i {
    margin-right: 8px;
}

.timelapse-selector {
    display: flex;
    gap: 10px;
}

.canvas-container {
    width: 100%;
    height: 0;
    padding-bottom: 56.25%; /* Aspect ratio 16:9 */
    position: relative;
    margin-bottom: 15px;
    background-color: var(--webcam-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
}

#timelapse-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.timelapse-controls {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.slider-container {
    flex: 1;
    position: relative;
}

#timeline-slider {
    width: 100%;
    height: 10px;
    -webkit-appearance: none;
    appearance: none;
    background-color: #ddd;
    border-radius: 5px;
    outline: none;
    opacity: 0.7;
    transition: opacity 0.2s;
    padding: 0;
}

#timeline-slider:hover {
    opacity: 1;
}

#timeline-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--primary);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
}

#timeline-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--primary);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
}

.time-indicator {
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* ===== FOOTER ===== */
.main-footer {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: 30px 0 10px;
    margin-top: auto;
}

.footer-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--content-padding);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.footer-logo {
    color: var(--primary-light);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.footer-logo i {
    margin-right: 8px;
}

.footer-info p {
    font-size: 0.9rem;
    opacity: 0.8;
}

.footer-links h4, .footer-contact h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.footer-links ul, .footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-links a {
    color: var(--text-light);
    opacity: 0.8;
    transition: all var(--transition-speed);
    display: flex;
    align-items: center;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--primary-light);
    transform: translateX(3px);
}

.footer-links i, .footer-contact i {
    margin-right: 8px;
    width: 20px;
    text-align: center;
}

.footer-contact li {
    opacity: 0.8;
}

.footer-bottom {
    max-width: var(--container-max-width);
    margin: 30px auto 0;
    padding: 15px var(--content-padding);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.footer-bottom .social-links {
    display: flex;
    gap: 15px;
}

.footer-bottom .social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    transition: all var(--transition-speed);
}

.footer-bottom .social-links a:hover {
    background-color: var(--primary);
    transform: translateY(-3px);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 992px) {
    :root {
        --content-padding: 15px;
    }
    
    .webcam-grid {
        gap: 15px;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 50px;
        --nav-height: 45px;
    }
    
    .header-container {
        flex-direction: column;
        height: auto;
        padding: 10px var(--content-padding);
        gap: 10px;
    }
    
    .logo-container {
        width: 100%;
        justify-content: center;
    }
    
    .site-title h1 {
        font-size: 1.3rem;
    }
    
    .webcam-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .layout-selector {
        width: 100%;
        justify-content: flex-end;
    }
    
    .timelapse-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .timelapse-selector {
        width: 100%;
    }
    
    .timelapse-controls {
        gap: 10px;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 576px) {
    .main-nav ul {
        justify-content: space-between;
        padding: 0 10px;
    }
    
    .main-nav a {
        padding: 0 8px;
        font-size: 0.9rem;
    }
    
    .main-nav i {
        margin-right: 0;
    }
    
    .main-nav li span {
        display: none;
    }
    
    .layout-btn span {
        display: none;
    }
    
    .layout-btn i {
        margin: 0;
    }
    
    .controls {
        justify-content: space-between;
    }
    
    .controls > * {
        flex: 1;
    }
    
    .timelapse-controls {
        flex-wrap: wrap;
    }
    
    .timelapse-controls button, 
    .timelapse-controls select {
        flex: 1;
    }
    
    .slider-container {
        width: 100%;
        order: -1;
        margin-bottom: 20px;
    }
}

.active-webcam {
    outline: 2px solid var(--primary);
    z-index: 2;
}