/* ============================================
   FINANCIAL DASHBOARD STYLES - OPTIMIZED
   Mobile First | Performance | Consistency
   ============================================ */

/* CSS Custom Properties (Theming) */
:root {
    --primary-start: #0d6efd;
    --primary-end: #0099ff;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.02), 0 1px 2px rgba(0,0,0,0.03);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.05), 0 2px 4px -1px rgba(0,0,0,0.03);
    --shadow-lg: 0 12px 24px -8px rgba(0,0,0,0.08);
    --shadow-hover: 0 20px 25px -12px rgba(0,0,0,0.12);
    --transition-base: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-hover: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== UTILITY CLASSES ===== */
.bg-opacity-5 { --bs-bg-opacity: 0.05; }
.bg-opacity-10 { --bs-bg-opacity: 0.1; }

/* ===== GRADIENTES UNIFICADOS ===== */
.bg-gradient-primary,
.btn-outline-primary:hover {
    background: linear-gradient(135deg, var(--primary-start), var(--primary-end));
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary-start), var(--primary-end));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.bg-gradient-light {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.alert-info {
    background: linear-gradient(135deg, #e7f1ff 0%, #dae8ff 100%);
}

/* ===== CARDS & INTERACTIONS ===== */
.hover-lift {
    transition: var(--transition-hover);
}

.hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover) !important;
}

/* Badge ottimizzati */
.badge {
    font-weight: 500;
    font-size: 0.75rem;
    letter-spacing: 0.01em;
}

/* Code styling professionale */
code {
    font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
    font-size: 0.7rem;
    background-color: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    padding: 0.2rem 0.4rem;
}

/* ===== BUTTONS OPTIMIZED ===== */
.btn-outline-primary {
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn-outline-primary:hover {
    transform: translateX(4px);
    border-color: transparent;
    color: white;
}

/* Effetto ripple leggero */
.btn-outline-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    transform: translate(-50%, -50%);
    transition: width 0.4s, height 0.4s;
}

.btn-outline-primary:hover::before {
    width: 200%;
    height: 200%;
}

/* ===== RESPONSIVE (Mobile First) ===== */
@media (max-width: 768px) {
    /* Card spacing */
    .card-body {
        padding: 1.25rem !important;
    }
    
    /* Typography scaling */
    h4, .h4 {
        font-size: 1.125rem;
    }
    
    h3, .h3 {
        font-size: 1.25rem;
    }
    
    .display-6 {
        font-size: 1.75rem;
    }
    
    .lead {
        font-size: 1rem;
    }
    
    /* Buttons mobile */
    .btn {
        font-size: 0.875rem;
        padding: 0.5rem 1rem;
    }
    
    /* Tables responsive */
    .table-responsive table {
        font-size: 0.75rem;
    }
    
    /* Code blocks mobile */
    code {
        font-size: 0.65rem;
        word-break: break-all;
        white-space: normal;
    }
    
    /* Grid gaps reduction */
    .g-4 {
        --bs-gutter-y: 1rem;
        --bs-gutter-x: 1rem;
    }
}

/* ===== TABELLE PROFESSIONALI ===== */
.table-comparison {
    font-size: 0.875rem;
}

.table-comparison thead th {
    background-color: #f8f9fa;
    font-weight: 600;
    padding: 1rem;
}

.table-comparison tbody td {
    padding: 0.875rem 1rem;
    vertical-align: middle;
}

/* ===== ANIMAZIONI PERFORMANTI ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    .hover-lift,
    .btn-outline-primary,
    .btn-outline-primary::before {
        transition: none !important;
        transform: none !important;
    }
}

/* ===== STAMPA ===== */
@media print {
    .btn,
    .hover-lift:hover {
        transform: none !important;
        box-shadow: none !important;
    }
    
    .bg-gradient-primary,
    .text-gradient {
        background: none;
        color: #0d6efd !important;
        -webkit-text-fill-color: #0d6efd !important;
    }
}