/* M&A Analysis Dashboard Custom Styles */

:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --info-color: #17a2b8;
    --light-bg: #f8f9fa;
    --dark-bg: #343a40;
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-success: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    --gradient-warning: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-danger: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
    --shadow-light: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-medium: 0 4px 15px rgba(0,0,0,0.15);
    --shadow-heavy: 0 8px 25px rgba(0,0,0,0.2);
}

/* Global Styles */
body {
    background-color: var(--light-bg);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
}

/* Navigation */
.navbar {
    background: var(--gradient-primary);
    box-shadow: var(--shadow-medium);
    border: none;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: white !important;
}

.navbar-nav .nav-link {
    color: rgba(255,255,255,0.9) !important;
    font-weight: 500;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: white !important;
}

/* Cards */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.card-header {
    background: transparent;
    border-bottom: 2px solid var(--light-bg);
    font-weight: 600;
    font-size: 1.1rem;
}

/* Stat Cards */
.stat-card {
    background: var(--gradient-primary);
    color: white;
    border-radius: 15px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.stat-card.success {
    background: var(--gradient-success);
}

.stat-card.warning {
    background: var(--gradient-warning);
}

.stat-card.danger {
    background: var(--gradient-danger);
}

.stat-card.info {
    background: linear-gradient(135deg, var(--info-color), #20c997);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    display: block;
}

.stat-label {
    font-size: 0.95rem;
    opacity: 0.9;
    font-weight: 500;
}

.stat-icon {
    font-size: 2rem;
    opacity: 0.8;
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    border-radius: 8px;
    font-weight: 500;
    padding: 0.5rem 1.2rem;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
}

.btn-success {
    background: var(--gradient-success);
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-light);
}

/* Tables */
.table {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
}

.table thead th {
    background: var(--primary-color);
    color: white;
    border: none;
    font-weight: 600;
    padding: 1rem;
}

.table tbody tr {
    transition: background-color 0.2s ease;
}

.table tbody tr:hover {
    background-color: rgba(52, 144, 220, 0.05);
}

.table tbody td {
    padding: 0.75rem 1rem;
    vertical-align: middle;
    border-color: var(--light-bg);
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* Progress Bars */
.progress {
    height: 8px;
    border-radius: 4px;
    background-color: rgba(0,0,0,0.1);
}

.progress-bar {
    border-radius: 4px;
    transition: width 0.6s ease;
}

/* Score Indicators */
.score-badge {
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
    display: inline-block;
    min-width: 50px;
    text-align: center;
}

.score-high {
    background: var(--gradient-success);
    color: white;
}

.score-medium {
    background: var(--gradient-warning);
    color: white;
}

.score-low {
    background: var(--gradient-danger);
    color: white;
}

.score-unknown {
    background: #6c757d;
    color: white;
}

/* Search and Filters */
.search-container {
    background: white;
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: var(--shadow-light);
    margin-bottom: 2rem;
}

.form-control, .form-select {
    border-radius: 8px;
    border: 2px solid #e9ecef;
    padding: 0.6rem 1rem;
    transition: border-color 0.3s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 0.2rem rgba(52, 144, 220, 0.25);
}

/* Responsive Design */
@media (max-width: 768px) {
    .stat-card {
        margin-bottom: 1rem;
    }

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

    .card {
        margin-bottom: 1rem;
    }

    .table-responsive {
        border-radius: 10px;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-up {
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Charts Container */
.chart-container {
    position: relative;
    height: 300px;
    margin: 1rem 0;
}

.chart-small {
    height: 200px;
}

.chart-large {
    height: 400px;
}

/* Company Cards */
.company-card {
    border-left: 4px solid var(--secondary-color);
    transition: all 0.3s ease;
}

.company-card:hover {
    border-left-color: var(--primary-color);
    box-shadow: var(--shadow-medium);
}

.company-name {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.3rem;
}

.company-details {
    color: #6c757d;
    font-size: 0.9rem;
}

/* Alert Enhancements */
.alert {
    border: none;
    border-radius: 10px;
    box-shadow: var(--shadow-light);
}

.alert-info {
    background: linear-gradient(135deg, rgba(23, 162, 184, 0.1), rgba(32, 201, 151, 0.1));
    border-left: 4px solid var(--info-color);
}

.alert-success {
    background: linear-gradient(135deg, rgba(39, 174, 96, 0.1), rgba(46, 204, 113, 0.1));
    border-left: 4px solid var(--success-color);
}

.alert-warning {
    background: linear-gradient(135deg, rgba(243, 156, 18, 0.1), rgba(230, 126, 34, 0.1));
    border-left: 4px solid var(--warning-color);
}

/* Footer */
.footer {
    background: var(--dark-bg);
    color: white;
    padding: 2rem 0;
    margin-top: 3rem;
}

.footer a {
    color: var(--secondary-color);
    text-decoration: none;
}

.footer a:hover {
    color: white;
}

/* Print Styles */
@media print {
    .navbar, .btn, .search-container {
        display: none !important;
    }

    .card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }

    body {
        background: white !important;
    }
}