/* ========================================
   Container & Layout
   ======================================== */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 1;
}

main {
    flex: 1;
    padding: var(--spacing-xl) 0;
    position: relative;
    z-index: 1;
}

/* ========================================
   Loading State
   ======================================== */

.loading {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* ========================================
   About Page
   ======================================== */

.about {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.about-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.about-header h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.about-header .subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 700px;
    margin: 0 auto;
}

.version-box {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.15) 0%, rgba(118, 75, 162, 0.15) 100%);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin: var(--spacing-xl) 0;
    text-align: center;
    border: 1px solid rgba(102, 126, 234, 0.3);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.1);
}

.version-label {
    font-size: 0.875rem;
    color: #667eea;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.version-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
}

.version-meta {
    font-size: 0.875rem;
    color: var(--text-secondary);
    opacity: 0.8;
}

.about-section {
    background: var(--background-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
    border: 1px solid var(--border);
}

.about-section h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.about-section h3::before {
    content: '';
    width: 4px;
    height: 24px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(102, 126, 234, 0.05);
    border-radius: var(--radius-md);
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.15);
    border-color: rgba(102, 126, 234, 0.3);
}

.feature-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-content {
    flex: 1;
}

.feature-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-size: 1rem;
}

.feature-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.reward-list {
    list-style: none;
    padding: 0;
}

.reward-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-md);
    border-left: 3px solid #667eea;
    transition: all 0.3s ease;
}

.reward-item:hover {
    background: rgba(102, 126, 234, 0.08);
    transform: translateX(4px);
}

.reward-item strong {
    color: var(--text-primary);
    margin-right: var(--spacing-xs);
}

.reward-item::before {
    content: '•';
    color: #667eea;
    font-size: 1.5rem;
    margin-right: var(--spacing-sm);
}

/* Mobile Optimizations for About Page */
@media (max-width: 768px) {
    .about {
        padding: 0;
        padding-top: calc(var(--spacing-lg) + 100px);
    }

    .about-header {
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
        margin-top: var(--spacing-lg + 20px);
    }

    .about-header h2 {
        font-size: 1.75rem;
    }

    .about-header .subtitle {
        font-size: 0.95rem;
    }

    .version-box {
        padding: var(--spacing-lg);
        margin: var(--spacing-lg) 0;
    }

    .version-number {
        font-size: 2rem;
    }

    .about-section {
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
    }

    .about-section h3 {
        font-size: 1.25rem;
    }

    .feature-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .feature-item {
        padding: var(--spacing-sm) var(--spacing-md);
        gap: var(--spacing-sm);
    }

    .feature-item:hover {
        transform: none;
    }

    .feature-icon {
        font-size: 1.25rem;
    }

    .feature-title {
        font-size: 0.95rem;
    }

    .feature-desc {
        font-size: 0.85rem;
    }

    .reward-item {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9rem;
        flex-wrap: wrap;
    }

    .reward-item::before {
        font-size: 1.25rem;
    }
}

/* ========================================
   Footer
   ======================================== */

.footer {
    background: var(--background-light);
    border-top: 1px solid var(--border);
    padding: var(--spacing-lg) 0;
    text-align: center;
    color: var(--text-muted);
    margin-top: auto;
}

.logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    /*elementi MAI a capo*/
    flex-wrap: nowrap;

}