/* Contracts Page Styles */
.contracts-page {
    padding: 2rem 0;
}

.page-header {
    margin-bottom: 2rem;
}

.header-content {
    text-align: center;
    margin-bottom: 2rem;
}

.page-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.page-title h1 {
    margin: 0;
    color: var(--text-primary);
    font-size: 2.5rem;
    font-weight: 700;
}

.page-title i {
    font-size: 2.5rem;
    color: var(--accent-color);
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin: 0;
}

/* Statistics Section */
.contracts-stats-section {
    margin-bottom: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.stat-card {
    background: var(--card-color);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 1.5rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-hover));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-expired::before {
    background: linear-gradient(90deg, var(--error-color), #dc2626);
}

.stat-expiring::before {
    background: linear-gradient(90deg, #f59e0b, #d97706);
}

.stat-unsigned::before {
    background: linear-gradient(90deg, #8b5cf6, #7c3aed);
}

.stat-icon {
    font-size: 1.5rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    color: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.stat-expired .stat-icon {
    background: linear-gradient(135deg, var(--error-color), #dc2626);
}

.stat-expiring .stat-icon {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.stat-unsigned .stat-icon {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.stat-card:hover .stat-icon {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.stat-content {
    flex: 1;
    width: 100%;
}

.stat-number {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0 0 0.25rem 0;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
    width: 100%;
    max-width: initial;
}

.stat-label a {
    width: 100%;
    text-align: center;
    display: inline-block;
}

.contracts-summary-section {
    margin-bottom: 2rem;
}

.chart-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.chart-header h4 {
    margin: 0;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.25rem;
}

.chart-header i {
    color: var(--accent-color);
}

.chart-container {
    position: relative;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Filter Section */
.filter-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
}

.filter-header {
    margin-bottom: 1.5rem;
}

.filter-header h4 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.25rem;
    margin: 0;
}

.filter-header i {
    color: var(--accent-color);
}

.filter-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-group label {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.875rem;
}

.filter-group .form-control {
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-primary);
    padding: 0.75rem;
    transition: all 0.2s ease;
}

.filter-group .form-control:focus {
    border-color: var(--accent-color);
    outline: none;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-color) 20%, transparent);
}

.contracts-list-section {
    margin-bottom: 2rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.section-header h4 {
    margin: 0;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.section-header i {
    color: var(--accent-color);
}

.section-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contracts-count {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

.contracts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 1.5rem;
}

.contract-card {
    background-color: var(--card-color);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.5rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.contract-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-hover));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.contract-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.contract-card:hover::before {
    opacity: 1;
}

/* Priority Classes */
.contract-card.priority-high {
    border-color: var(--error-color);
    box-shadow: 0 0 0 1px var(--error-color);
}

.contract-card.priority-high::before {
    background: linear-gradient(90deg, var(--error-color), #dc2626);
    opacity: 1;
}

.contract-card.priority-medium {
    border-color: #f59e0b;
    box-shadow: 0 0 0 1px #f59e0b;
}

.contract-card.priority-medium::before {
    background: linear-gradient(90deg, #f59e0b, #d97706);
    opacity: 1;
}

/* Status Classes */
.contract-expired {
    border-color: var(--error-color);
}

.contract-expired::before {
    background: linear-gradient(90deg, var(--error-color), #dc2626);
    opacity: 1;
}

.contract-expires-soon {
    border-color: #f59e0b;
}

.contract-expires-soon::before {
    background: linear-gradient(90deg, #f59e0b, #d97706);
    opacity: 1;
}

.contract-unsigned {
    border-color: #8b5cf6;
}

.contract-unsigned::before {
    background: linear-gradient(90deg, #8b5cf6, #7c3aed);
    opacity: 1;
}

.contract-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.contract-title h5 {
    margin: 0 0 0.5rem 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.contract-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.contract-title a:hover {
    color: var(--accent-color);
}

.contract-type {
    color: var(--text-secondary);
    font-size: 0.875rem;
    background-color: color-mix(in srgb, var(--accent-color) 10%, transparent);
    padding: 0.25rem 0.75rem;
    border-radius: 0.5rem;
    display: inline-block;
}

.status-badge {
    padding: 0.375rem 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-active {
    background-color: color-mix(in srgb, var(--success-color) 10%, transparent);
    color: var(--success-color);
}

.status-expired {
    background-color: color-mix(in srgb, var(--error-color) 10%, transparent);
    color: var(--error-color);
}

.status-expires-soon {
    background-color: color-mix(in srgb, #f59e0b 10%, transparent);
    color: #f59e0b;
}

.status-unsigned {
    background-color: color-mix(in srgb, #8b5cf6 10%, transparent);
    color: #8b5cf6;
}

.contract-body {
    margin-bottom: 1.5rem;
}

.contract-dates {
    margin-bottom: 1rem;
}

.date-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.date-item i {
    color: var(--accent-color);
    width: 1rem;
}

.date-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.date-value {
    color: var(--text-primary);
    font-weight: 600;
}

.date-value.contract-expired {
    color: var(--error-color);
}

.date-value.contract-expires-soon {
    color: #f59e0b;
}

.contract-signature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.contract-signature i {
    color: var(--accent-color);
    width: 1rem;
}

.signature-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.signature-status {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-weight: 600;
}

.signature-status.signed {
    color: var(--success-color);
}

.signature-status.not-signed {
    color: var(--text-secondary);
}

.contract-custom-fields {
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
}

.custom-field {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.field-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.field-value {
    color: var(--text-primary);
    font-weight: 600;
}

.contract-footer {
    display: flex;
    justify-content: flex-end;
}

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
}

.empty-icon {
    font-size: 4rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.empty-content h4 {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.empty-content p {
    color: var(--text-secondary);
    font-size: 1rem;
    margin: 0;
}

/* Table Styles */
.table-contracts {
    background-color: var(--card-color);
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.table-contracts thead th {
    background-color: color-mix(in srgb, var(--accent-color) 5%, transparent);
    border-bottom: 2px solid var(--accent-color);
    color: var(--text-primary);
    font-weight: 600;
    padding: 1rem;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.table-contracts tbody td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    vertical-align: middle;
}

.table-contracts tbody tr:hover {
    background-color: color-mix(in srgb, var(--accent-color) 5%, transparent);
}

.table-contracts tbody tr:last-child td {
    border-bottom: none;
}

.contract-subject {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.td-contract-url {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
}

.td-contract-url:hover {
    color: var(--accent-color);
    text-decoration: none;
}

.status-indicator {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-indicator.status-active {
    background-color: color-mix(in srgb, var(--success-color) 10%, transparent);
    color: var(--success-color);
}

.status-indicator.status-expired {
    background-color: color-mix(in srgb, var(--error-color) 10%, transparent);
    color: var(--error-color);
}

.status-indicator.status-expires-soon {
    background-color: color-mix(in srgb, #f59e0b 10%, transparent);
    color: #f59e0b;
}

.status-indicator.status-unsigned {
    background-color: color-mix(in srgb, #8b5cf6 10%, transparent);
    color: #8b5cf6;
}

.contract-type-badge {
    background-color: color-mix(in srgb, var(--accent-color) 10%, transparent);
    color: var(--accent-color);
    padding: 0.375rem 0.75rem;
    border-radius: 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    display: inline-block;
}

.date-cell {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.date-cell i {
    color: var(--accent-color);
    width: 1rem;
}

.contract-expired {
    background-color: color-mix(in srgb, var(--error-color) 5%, transparent);
}

.contract-expired:hover {
    background-color: color-mix(in srgb, var(--error-color) 10%, transparent);
}

.contract-expires-soon {
    background-color: color-mix(in srgb, #f59e0b 5%, transparent);
}

.contract-expires-soon:hover {
    background-color: color-mix(in srgb, #f59e0b 10%, transparent);
}

.contract-unsigned {
    background-color: color-mix(in srgb, #8b5cf6 5%, transparent);
}

.contract-unsigned:hover {
    background-color: color-mix(in srgb, #8b5cf6 10%, transparent);
}

/* Animations */
.contract-card {
    animation: fadeInUp 0.6s ease-out forwards;
    opacity: 0;
    transform: translateY(20px);
}

.contract-card:nth-child(1) { animation-delay: 0.1s; }
.contract-card:nth-child(2) { animation-delay: 0.2s; }
.contract-card:nth-child(3) { animation-delay: 0.3s; }
.contract-card:nth-child(4) { animation-delay: 0.4s; }
.contract-card:nth-child(5) { animation-delay: 0.5s; }

.stat-card {
    animation: fadeInUp 0.6s ease-out forwards;
    opacity: 0;
    transform: translateY(20px);
}

.stat-card:nth-child(1) { animation-delay: 0.1s; }
.stat-card:nth-child(2) { animation-delay: 0.2s; }
.stat-card:nth-child(3) { animation-delay: 0.3s; }
.stat-card:nth-child(4) { animation-delay: 0.4s; }

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

/* Responsive Design */
@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
    
    .stat-card {
        padding: 1rem;
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }
    
    .stat-icon {
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .filter-controls {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .contracts-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .contract-card {
        padding: 1rem;
    }
    
    .contract-header {
        flex-direction: column;
        gap: 1rem;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .page-title h1 {
        font-size: 2rem;
    }
    
    .page-title i {
        font-size: 2rem;
    }
    
    .table-contracts thead th,
    .table-contracts tbody td {
        padding: 0.75rem 0.5rem;
        font-size: 0.875rem;
    }
    
    .contract-subject {
        gap: 0.25rem;
    }
    
    .status-indicator {
        font-size: 0.625rem;
        padding: 0.125rem 0.375rem;
    }
    
    .contract-type-badge {
        font-size: 0.625rem;
        padding: 0.25rem 0.5rem;
    }
    
    .signature-status {
        font-size: 0.75rem;
    }
    
    .date-cell {
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .contracts-page {
        padding: 1rem 0;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: 0.75rem;
    }
    
    .stat-icon {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
    
    .stat-number {
        font-size: 1.25rem;
    }
    
    .page-title h1 {
        font-size: 1.75rem;
    }
    
    .page-title i {
        font-size: 1.75rem;
    }
    
    .chart-container {
        height: 250px;
    }
    
    .table-contracts {
        font-size: 0.75rem;
    }
    
    .table-contracts thead th,
    .table-contracts tbody td {
        padding: 0.5rem 0.25rem;
    }
    
    .date-cell {
        flex-direction: column;
        gap: 0.25rem;
        text-align: center;
    }
    
    .date-cell i {
        display: none;
    }
}