/**
 * SoundClash Live - Common Styles
 * Stili condivisi tra tutte le pagine
 */

/* Reset e Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --primary-color: #ff5500;
    --primary-dark: #cc4400;
    --secondary-color: #ff8800;
    --dark-bg: #0a0e1a;
    --card-bg: rgba(20, 25, 45, 0.95);
    --card-border: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --success: #00ff88;
    --warning: #ffaa00;
    --error: #ff4444;
    --live-red: #ff3366;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-fluid {
    padding: 0 var(--spacing-md);
}

/* Header */
.header {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--card-border);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header .container,
.header .container-fluid {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

.logo-live {
    background: var(--live-red);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.header-stats {
    display: flex;
    gap: var(--spacing-sm);
}

.stat-badge {
    background: rgba(255, 85, 0, 0.2);
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
}

.nav {
    display: flex;
    gap: var(--spacing-md);
}

.nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

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

/* Buttons */
.btn-primary,
.btn-secondary,
.btn-danger,
.btn-stop {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 85, 0, 0.4);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-secondary {
    background: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--card-border);
}

.btn-secondary:hover {
    background: rgba(255, 85, 0, 0.1);
    border-color: var(--primary-color);
}

.btn-danger,
.btn-stop {
    background: var(--error);
    color: white;
}

.btn-danger:hover:not(:disabled),
.btn-stop:hover:not(:disabled) {
    background: #cc0000;
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--text-primary);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 85, 0, 0.1);
}

.form-hint {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

/* Status Indicator */
.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
    margin-right: var(--spacing-xs);
}

.status-indicator.live {
    background: var(--live-red);
    animation: blink 1.5s ease-in-out infinite;
}

.status-indicator.offline {
    background: #666;
}

.status-indicator.starting {
    background: var(--warning);
    animation: pulse 1s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Badge */
.badge {
    display: inline-block;
    padding: 0.3rem 0.6rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge.live {
    background: var(--live-red);
    color: white;
}

/* Notifications */
.notification {
    position: fixed;
    top: 80px;
    right: -300px;
    background: var(--card-bg);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--primary-color);
    z-index: 10000;
    transition: right var(--transition-normal);
    max-width: 300px;
}

.notification.show {
    right: var(--spacing-md);
}

.notification-success {
    border-left-color: var(--success);
}

.notification-error {
    border-left-color: var(--error);
}

.notification-warning {
    border-left-color: var(--warning);
}

/* Loading */
.loading {
    text-align: center;
    padding: var(--spacing-lg);
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .header .container,
    .header .container-fluid {
        flex-direction: column;
        text-align: center;
    }
    
    .nav {
        width: 100%;
        justify-content: center;
    }
    
    .header-stats {
        width: 100%;
        justify-content: center;
    }
}