/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #f7fafc;
    color: #2d3748;
    line-height: 1.6;
}

/* Dashboard container */
.dashboard-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.dashboard-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.dashboard-logo {
    display: flex;
    align-items: center;
}

.header-logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

.header-text {
    display: flex;
    flex-direction: column;
}

.header-left h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 4px;
}

.company-info {
    font-size: 14px;
    opacity: 0.9;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-info {
    font-size: 14px;
    opacity: 0.9;
}

.logout-button {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s ease;
}

.logout-button:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
}

/* Main navigation */
.main-navigation {
    background: white;
    border-bottom: 2px solid #e2e8f0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.nav-container {
    padding: 0 2rem;
    display: flex;
    align-items: center;
    gap: 0;
}

/* Navigation items */
.nav-item {
    position: relative;
}

.nav-button {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px 20px;
    background: none;
    border: none;
    color: #2d3748;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border-bottom: 3px solid transparent;
}

.nav-button:hover,
.nav-button.active {
    background-color: #f7fafc;
    color: #667eea;
    border-bottom-color: #667eea;
}

.nav-icon {
    font-size: 18px;
}

.dropdown-arrow {
    font-size: 12px;
    transition: transform 0.2s ease;
}

.nav-item.open .dropdown-arrow {
    transform: rotate(180deg);
}

/* Dropdown menus */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    z-index: 1000;
}

.nav-item.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: #2d3748;
    text-decoration: none;
    transition: all 0.2s ease;
    border-bottom: 1px solid #f7fafc;
}

.dropdown-item:last-child {
    border-bottom: none;
}

.dropdown-item:hover {
    background-color: #f7fafc;
    color: #667eea;
    padding-left: 20px;
}

.menu-icon {
    font-size: 16px;
    width: 20px;
    text-align: center;
}

/* Section header */
.section-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 24px 2rem;
    margin-bottom: 24px;
    border-radius: 12px;
}

.section-header h2 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 8px;
}

.section-header p {
    opacity: 0.9;
    font-size: 16px;
}

/* Content area */
.content-area {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Updated card styles */
.welcome-card,
.database-info-card,
.quick-actions-card {
    background: white;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s ease;
}

.welcome-card:hover,
.database-info-card:hover,
.quick-actions-card:hover {
    transform: translateY(-2px);
}

.welcome-card h3,
.database-info-card h3,
.quick-actions-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: #2d3748;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 8px;
}

/* Quick actions */
.quick-actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.quick-action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 16px;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
    font-weight: 500;
    color: #2d3748;
}

.quick-action-btn:hover {
    border-color: #667eea;
    background: linear-gradient(135deg, #ebf8ff 0%, #bee3f8 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2);
    color: #667eea;
}

.quick-action-btn .action-icon {
    font-size: 24px;
}

/* Main content updates */
.dashboard-main {
    flex: 1;
    padding: 2rem;
    width: 100%;
}

/* Responsive navigation */
@media (max-width: 768px) {
    .nav-container {
        padding: 0 16px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .nav-button {
        padding: 12px 16px;
        font-size: 14px;
    }

    .nav-icon {
        font-size: 16px;
    }

    .dropdown-menu {
        position: fixed;
        top: auto;
        left: 50%;
        transform: translateX(-50%) translateY(-10px);
        width: 90%;
        max-width: 300px;
    }

    .nav-item.open .dropdown-menu {
        transform: translateX(-50%) translateY(0);
    }
}

/* Content styles for different sections */
.content-card {
    background: white;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    margin-bottom: 24px;
}

.content-card h3 {
    font-size: 24px;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 16px;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 8px;
}

.content-card p {
    color: #4a5568;
    font-size: 16px;
    margin-bottom: 20px;
    line-height: 1.6;
}

/* Section actions */
.section-actions {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.primary-button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.primary-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.secondary-button {
    background: white;
    color: #4a5568;
    border: 2px solid #e2e8f0;
    padding: 12px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.secondary-button:hover {
    border-color: #667eea;
    color: #667eea;
    transform: translateY(-2px);
}

.button-icon {
    font-size: 14px;
}

/* Placeholder features */
.placeholder-features {
    background: #f7fafc;
    border-radius: 8px;
    padding: 20px;
    margin-top: 24px;
}

.placeholder-features h4 {
    color: #2d3748;
    font-size: 18px;
    margin-bottom: 12px;
}

.placeholder-features ul {
    list-style: none;
    padding: 0;
}

.placeholder-features li {
    padding: 8px 0;
    color: #4a5568;
    display: flex;
    align-items: center;
    gap: 8px;
}

.placeholder-features li::before {
    content: "✓";
    color: #48bb78;
    font-weight: bold;
    font-size: 14px;
}

/* Stats grid for reports */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 24px;
}

.stat-card {
    background: linear-gradient(135deg, #ebf8ff 0%, #bee3f8 100%);
    border: 2px solid #90cdf4;
    border-radius: 12px;
    padding: 24px;
    text-align: center;
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: #2b6cb0;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: #4a5568;
    font-weight: 500;
}

/* Balance grid */
.balance-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
    margin-top: 24px;
}

.balance-card {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    transition: all 0.2s ease;
}

.balance-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.balance-title {
    font-size: 14px;
    color: #4a5568;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.balance-amount {
    font-size: 28px;
    font-weight: 700;
    color: #2d3748;
}

.balance-amount.spent {
    color: #e53e3e;
}

.balance-amount.available {
    color: #38a169;
}

/* Manual sections */
.manual-sections {
    display: grid;
    gap: 16px;
    margin-top: 24px;
}

.manual-item {
    background: #f7fafc;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.manual-item:hover {
    border-color: #667eea;
    background: #ebf8ff;
    transform: translateY(-2px);
}

.manual-item h4 {
    color: #2d3748;
    font-size: 18px;
    margin-bottom: 8px;
}

.manual-item p {
    color: #4a5568;
    margin: 0;
}

/* Config sections */
.config-sections {
    display: grid;
    gap: 16px;
    margin-top: 24px;
}

.config-item {
    background: #f7fafc;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.config-item:hover {
    border-color: #667eea;
    background: #ebf8ff;
    transform: translateY(-2px);
}

.config-item h4 {
    color: #2d3748;
    font-size: 18px;
    margin-bottom: 8px;
}

.config-item p {
    color: #4a5568;
    margin: 0;
}

/* Pending list */
.pending-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 24px;
}

.pending-item {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: all 0.2s ease;
}

.pending-item:hover {
    border-color: #667eea;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.pending-status {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    min-width: 100px;
    text-align: center;
}

.status-pending {
    background-color: #fed7d7;
    color: #c53030;
}

.status-review {
    background-color: #fef5e7;
    color: #dd6b20;
}

.pending-title {
    font-weight: 600;
    color: #2d3748;
    flex: 1;
}

.pending-date {
    color: #718096;
    font-size: 14px;
}

/* Project selection styles */
.project-selection-header {
    text-align: center;
    margin-bottom: 24px;
}

.project-stats {
    margin-top: 12px;
    padding: 12px;
    background: #f7fafc;
    border-radius: 8px;
    display: inline-block;
}

.stat-item {
    color: #4a5568;
    font-size: 14px;
}

/* Project search */
.project-search {
    position: relative;
    margin-bottom: 24px;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.search-input {
    width: 100%;
    padding: 12px 40px 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.2s ease;
}

.search-input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.search-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #a0aec0;
    pointer-events: none;
}

/* Project Selection Combobox Styles */
.project-selector-container {
    margin: 2rem auto;
    max-width: 800px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 2rem;
}

.selector-section {
    margin-bottom: 1.5rem;
}

.selector-section h3 {
    color: #2d3748;
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.search-input, .project-select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background: white;
}

.search-input:focus, .project-select:focus {
    outline: none;
    border-color: #4299e1;
    box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.1);
}

.project-select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 40px;
}

.project-select option {
    padding: 8px;
    background: white;
    color: #2d3748;
}

.selected-project-preview {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 1.5rem;
    margin-top: 1rem;
    display: none;
}

.selected-project-preview h4 {
    color: #2d3748;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.preview-item {
    display: flex;
    align-items: center;
    margin-bottom: 0.8rem;
    gap: 1rem;
}

.preview-label {
    font-weight: 600;
    color: #4a5568;
    min-width: 80px;
    font-size: 0.9rem;
}

.preview-value {
    color: #2d3748;
    flex: 1;
    font-size: 0.95rem;
}

.action-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.btn-continue {
    background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    justify-content: center;
    min-height: 48px;
}

.btn-continue:disabled {
    background: #e2e8f0;
    color: #a0aec0;
    cursor: not-allowed;
}

.btn-continue.enabled:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(72, 187, 120, 0.3);
}

.btn-secondary {
    background: white;
    color: #4a5568;
    border: 2px solid #e2e8f0;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-secondary:hover {
    border-color: #cbd5e0;
    background: #f7fafc;
}

.stats-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 8px;
}

.stat-item {
    font-size: 1rem;
}

.stat-item strong {
    font-size: 1.2rem;
    font-weight: 700;
}

/* Responsive adjustments for combobox */
@media (max-width: 768px) {
    .project-selector-container {
        margin: 1rem;
        padding: 1.5rem;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .btn-continue,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .stats-summary {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
}

/* Requirement Form Styles */
.requirement-form-container {
    max-width: 95%;
    margin: 0 auto;
    width: 100%;
}

.project-info-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.project-info-header h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.4rem;
}

.project-info-header p {
    margin: 0.25rem 0;
    opacity: 0.9;
}

.requirement-form {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.form-section {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid #f1f5f9;
}

.form-section:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.form-section h4 {
    color: #2d3748;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: #4a5568;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4299e1;
    box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
    font-family: inherit;
}

.form-group input[type="number"] {
    text-align: right;
}

.form-group input[type="date"] {
    cursor: pointer;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid #f1f5f9;
    flex-wrap: wrap;
}

.form-actions .btn-secondary {
    flex: 0 0 auto;
}

.form-actions .btn-continue {
    flex: 1;
    min-width: 200px;
}

/* Form responsive */
@media (max-width: 768px) {
    .requirement-form-container {
        margin: 1rem;
    }
    
    .requirement-form {
        padding: 1.5rem;
    }
    
    .project-info-header {
        padding: 1rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn-continue,
    .form-actions .btn-secondary {
        width: 100%;
        justify-content: center;
    }
}

.project-details {
    margin-bottom: 20px;
}

.project-detail {
    display: flex;
    margin-bottom: 8px;
    align-items: center;
}

.detail-label {
    font-weight: 600;
    color: #4a5568;
    min-width: 80px;
    font-size: 14px;
}

.detail-value {
    color: #2d3748;
    font-size: 14px;
    flex: 1;
}

.project-actions {
    display: flex;
    justify-content: center;
}

.select-project-btn {
    width: 100%;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
}

/* No projects message */
.no-projects-message {
    text-align: center;
    padding: 40px 20px;
    color: #4a5568;
}

.no-projects-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.no-projects-message h4 {
    font-size: 20px;
    margin-bottom: 12px;
    color: #2d3748;
}

.no-projects-message p {
    font-size: 16px;
    max-width: 400px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Selected project banner */
.selected-project-banner {
    background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
    color: white;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.project-banner-content h4 {
    margin: 0 0 8px 0;
    font-size: 18px;
}

.project-banner-content p {
    margin: 0;
    opacity: 0.9;
}

.change-project-btn {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.change-project-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Form placeholder */
.form-placeholder {
    background: #f7fafc;
    border: 2px dashed #cbd5e0;
    border-radius: 8px;
    padding: 24px;
    text-align: center;
    margin-bottom: 24px;
}

.form-placeholder h4 {
    color: #2d3748;
    margin-bottom: 12px;
}

.form-placeholder h5 {
    color: #4a5568;
    margin-bottom: 12px;
    text-align: left;
}

/* Responsive design for project selection */
@media (max-width: 768px) {
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .project-card {
        padding: 16px;
    }
    
    .project-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .project-name {
        margin-right: 0;
    }
    
    .selected-project-banner {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .search-input {
        font-size: 16px; /* Prevent zoom on iOS */
    }
    
    .section-header {
        padding: 16px;
        text-align: center;
    }

    .section-header h2 {
        font-size: 24px;
    }

    .quick-actions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .quick-actions-grid {
        grid-template-columns: 1fr;
    }

    .nav-container {
        flex-direction: column;
        gap: 8px;
        padding: 16px;
    }

    .dropdown-menu {
        position: static;
        transform: none;
        width: 100%;
        margin-top: 8px;
        border-radius: 8px;
    }

    .nav-item.open .dropdown-menu {
        transform: none;
    }
}

/* User details */
.user-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.user-detail-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.user-detail-label {
    font-weight: 600;
    color: #4a5568;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.user-detail-value {
    font-size: 16px;
    color: #2d3748;
    padding: 8px 12px;
    background-color: #f7fafc;
    border-radius: 6px;
    border-left: 4px solid #667eea;
}

/* Database details */
.database-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.database-detail-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.database-detail-label {
    font-weight: 600;
    color: #4a5568;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.database-detail-value {
    font-size: 16px;
    color: #2d3748;
    padding: 8px 12px;
    background-color: #e6fffa;
    border-radius: 6px;
    border-left: 4px solid #38b2ac;
}

/* Actions grid */
.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.action-button {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 24px 16px;
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 16px;
    color: #2d3748;
}

.action-button:hover {
    border-color: #667eea;
    background: #f7fafc;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.2);
}

.action-icon {
    font-size: 32px;
}

/* Loading states */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    color: #718096;
    font-style: italic;
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #e2e8f0;
    border-top: 4px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Status indicators */
.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-active {
    background-color: #c6f6d5;
    color: #2f855a;
}

.status-inactive {
    background-color: #fed7d7;
    color: #c53030;
}

.status-indicator::before {
    content: '●';
    font-size: 8px;
}

/* Responsive design */
@media (max-width: 768px) {
    .dashboard-header {
        flex-direction: column;
        gap: 12px;
        padding: 16px;
        text-align: center;
    }

    .header-right {
        flex-direction: column;
        gap: 8px;
    }

    .dashboard-main {
        padding: 16px;
    }

    .welcome-card,
    .database-info-card,
    .actions-card {
        padding: 16px;
    }

    .user-details,
    .database-details {
        grid-template-columns: 1fr;
    }

    .actions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .actions-grid {
        grid-template-columns: 1fr;
    }

    .header-left h1 {
        font-size: 24px;
    }

    /* Responsive adjustments for combobox */
    .project-selector-container {
        margin: 0.5rem;
        padding: 1rem;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .btn-continue,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .stats-summary {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
}

/* ===== ESTILOS PARA TABLA DE REQUERIMIENTOS ===== */

/* Container principal de la tabla */
.requirements-table-container {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    margin-top: 1.5rem;
}

/* Header de la tabla */
.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-bottom: 1px solid #e2e8f0;
}

.table-header h4 {
    color: #2d3748;
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}

.btn-add-requirement {
    background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(72, 187, 120, 0.3);
}

.btn-add-requirement:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(72, 187, 120, 0.4);
}

.btn-add-requirement span {
    font-size: 1rem;
}

/* Tabla responsiva */
.table-responsive {
    overflow-x: auto;
    max-width: 100%;
}

.requirements-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    font-size: 0.875rem;
}

.requirements-table thead {
    background: linear-gradient(135deg, #4a5568 0%, #2d3748 100%);
    color: white;
}

.requirements-table th {
    padding: 1rem 0.75rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 0.025em;
    white-space: nowrap;
}

.requirements-table tbody tr {
    border-bottom: 1px solid #e2e8f0;
    transition: background-color 0.2s ease;
}

.requirements-table tbody tr:hover {
    background-color: #f7fafc;
}

.requirements-table td {
    padding: 1rem 0.75rem;
    vertical-align: middle;
}

/* Columnas específicas */
.requirements-table .cantidad {
    text-align: right;
    font-weight: 600;
    color: #2b6cb0;
}

.requirements-table .comentario {
    max-width: 200px;
    word-wrap: break-word;
    color: #4a5568;
}

.requirements-table .precio {
    text-align: right;
    font-weight: 500;
    color: #2d3748;
}

.requirements-table .total-cell {
    font-weight: 700;
    color: #2b6cb0;
    background-color: #f0f8ff;
}

.requirements-table .partida-name {
    max-width: 300px;
    word-wrap: break-word;
    line-height: 1.4;
}

/* Badge para tipos */
.tipo-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.tipo-mano-de-obra {
    background-color: #fed7d7;
    color: #c53030;
}

.tipo-materiales {
    background-color: #bee3f8;
    color: #2b6cb0;
}

.tipo-equipo {
    background-color: #d9f7be;
    color: #38a169;
}

.tipo-sub-contrato {
    background-color: #feebc8;
    color: #dd6b20;
}

/* Acciones de la tabla */
.actions {
    text-align: center;
    white-space: nowrap;
}

.actions button {
    background: none;
    border: none;
    padding: 0.5rem;
    margin: 0 0.125rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s ease;
}

.btn-detail {
    color: #4299e1;
}

.btn-detail:hover {
    background-color: #ebf8ff;
    transform: scale(1.1);
}

.btn-edit {
    color: #ed8936;
}

.btn-edit:hover {
    background-color: #fef5e7;
    transform: scale(1.1);
}

.btn-delete {
    color: #f56565;
}

.btn-delete:hover {
    background-color: #fed7d7;
    transform: scale(1.1);
}

/* Estado vacío */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: #718096;
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: #4a5568;
}

.empty-state p {
    margin-bottom: 2rem;
    font-size: 1rem;
}

/* Sección de resumen */
.summary-section {
    display: flex;
    justify-content: center;
    gap: 2rem;
    padding: 1.5rem 2rem;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-top: 1px solid #e2e8f0;
}

.summary-item {
    text-align: center;
}

.summary-label {
    display: block;
    font-size: 0.875rem;
    color: #718096;
    margin-bottom: 0.25rem;
}

.summary-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: #2d3748;
}

/* Modal para agregar/editar partidas */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: white;
    margin: 2% auto;
    padding: 0;
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 12px 12px 0 0;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

.modal-close:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.modal-body {
    padding: 2rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    padding: 1.5rem 2rem;
    background-color: #f8fafc;
    border-radius: 0 0 12px 12px;
}

/* Modal de detalle */
.detail-modal {
    position: fixed;
    z-index: 1001;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.detail-content {
    background-color: white;
    margin: 5% auto;
    padding: 0;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease-out;
}

.detail-content h3 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem 2rem;
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    border-radius: 12px 12px 0 0;
}

.detail-grid {
    padding: 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.detail-item {
    padding: 0.75rem;
    background-color: #f8fafc;
    border-radius: 8px;
    border-left: 4px solid #667eea;
}

.detail-item.full-width {
    grid-column: 1 / -1;
}

.detail-item strong {
    color: #2d3748;
    font-weight: 600;
}

.detail-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    padding: 1.5rem 2rem;
    background-color: #f8fafc;
    border-radius: 0 0 12px 12px;
}

/* Responsive para tabla de requerimientos */
@media (max-width: 768px) {
    .table-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .requirements-table {
        font-size: 0.75rem;
    }
    
    .requirements-table th,
    .requirements-table td {
        padding: 0.5rem;
    }
    
    .summary-section {
        flex-direction: column;
        gap: 1rem;
    }
    
    .modal-content {
        width: 95%;
        margin: 5% auto;
    }
    
    .modal-body {
        padding: 1rem;
    }
    
    .detail-grid {
        grid-template-columns: 1fr;
        padding: 1rem;
    }
}

/* Estilos específicos para tabla editable de requerimientos */
.requirement-form-container {
    width: 95%;
    max-width: none;
    margin: 0 auto;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.project-info-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem 2rem;
    border-bottom: 3px solid #5a67d8;
}

.project-info-content .project-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-details {
    display: flex;
    gap: 2rem;
    font-size: 14px;
    opacity: 0.9;
}

.project-details span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.requerimientos-section {
    padding: 2rem;
    width: 100%;
    overflow-x: auto;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #e2e8f0;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 20px;
    font-weight: 600;
    color: #2d3748;
}

.table-stats {
    font-size: 13px;
    font-weight: 500;
    color: #4a5568;
    background: linear-gradient(135deg, #edf2f7 0%, #f7fafc 100%);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.table-controls {
    display: flex;
    gap: 0.75rem;
}

.table-controls .btn {
    padding: 0.5rem 1rem;
    font-size: 14px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
    font-weight: 500;
}

.btn-success {
    background: #48bb78;
    color: white;
}

.btn-success:hover {
    background: #38a169;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(72, 187, 120, 0.3);
}

.btn-warning {
    background: #ed8936;
    color: white;
}

.btn-warning:hover {
    background: #dd6b20;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(237, 137, 54, 0.3);
}

.table-container {
    background: white;
    border-radius: 8px;
    border: 2px solid #e2e8f0;
    overflow-x: auto;
    overflow-y: auto;
    max-height: 60vh;
    margin-bottom: 1.5rem;
    width: 100%;
}

.editable-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    min-width: 1600px;
}

.editable-table thead {
    background: linear-gradient(135deg, #4299e1 0%, #3182ce 100%);
    color: white;
    position: sticky;
    top: 0;
    z-index: 10;
}

.editable-table th {
    padding: 1rem 0.75rem;
    text-align: left;
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
    border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.editable-table th:last-child {
    border-right: none;
}

.editable-table tbody tr {
    border-bottom: 1px solid #e2e8f0;
    transition: all 0.2s ease;
}

.editable-table tbody tr:hover {
    background-color: #f7fafc;
}

.editable-row:nth-child(even) {
    background-color: #f8f9fa;
}

.editable-row:nth-child(even):hover {
    background-color: #e2e8f0;
}

.editable-table td {
    padding: 0.75rem;
    vertical-align: middle;
    border-right: 1px solid #e2e8f0;
}

.editable-table td:last-child {
    border-right: none;
}

.row-number {
    font-weight: 600;
    color: #4a5568;
    text-align: center;
    background-color: #f7fafc;
    font-size: 13px;
}

.editable-table input, 
.editable-table select {
    width: 100%;
    border: 1px solid #cbd5e0;
    border-radius: 4px;
    padding: 0.5rem 0.75rem;
    font-size: 13px;
    background: white;
    transition: all 0.2s ease;
}

.editable-table input:focus, 
.editable-table select:focus {
    outline: none;
    border-color: #4299e1;
    box-shadow: 0 0 0 2px rgba(66, 153, 225, 0.1);
}

.editable-table input:read-only {
    background-color: #f7fafc;
    color: #4a5568;
    cursor: not-allowed;
}

.partida-cell {
    position: relative;
    min-width: 200px;
}

.partida-suggestions {
    position: fixed;
    background: white;
    border: 2px solid #4299e1;
    border-radius: 6px;
    max-height: 250px;
    overflow-y: auto;
    z-index: 9999 !important;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    min-width: 300px;
}

.partida-suggestion {
    padding: 0.75rem;
    cursor: pointer;
    border-bottom: 1px solid #e2e8f0;
    transition: background-color 0.15s ease;
}

.partida-suggestion:hover {
    background-color: #edf2f7;
}

.partida-suggestion:last-child {
    border-bottom: none;
}

.partida-name {
    font-weight: 500;
    color: #2d3748;
    margin-bottom: 0.25rem;
}

.partida-code {
    font-size: 12px;
    color: #718096;
    font-family: 'Consolas', 'Monaco', monospace;
}

/* ====================================================================
   ESTILOS PARA CAMPO DE IMAGEN DE REFERENCIA
   ==================================================================== */

.imagen-cell {
    padding: 0.5rem !important;
    text-align: center;
    vertical-align: middle;
}

.imagen-input {
    width: 100%;
    padding: 0.25rem;
    font-size: 11px;
    border: 1px solid #cbd5e0;
    border-radius: 4px;
    background-color: white;
    cursor: pointer;
    transition: all 0.2s ease;
}

.imagen-input:hover {
    border-color: #4299e1;
    background-color: #f7fafc;
}

.imagen-input::-webkit-file-upload-button {
    padding: 0.25rem 0.5rem;
    font-size: 11px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.imagen-input::-webkit-file-upload-button:hover {
    transform: scale(1.05);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.file-help {
    display: block;
    font-size: 10px;
    color: #718096;
    margin-top: 2px;
    font-style: italic;
}

/* ====================================================================
   ESTILOS PARA COPY/PASTE DESDE EXCEL
   ==================================================================== */

/* Filas incompletas desde paste */
.paste-incomplete {
    background-color: #fef5e7 !important;
    border-left: 3px solid #ed8936;
}

.paste-incomplete:hover {
    background-color: #fed7aa !important;
}

/* ===================================
   Estilos para imagen de referencia en modal Historial
   =================================== */

.imagen-referencia-container {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 15px;
    background: linear-gradient(135deg, #f6f8fb 0%, #ffffff 100%);
    border-radius: 8px;
    border: 1px solid #e2e8f0;
}

.imagen-preview {
    flex: 0 0 300px;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: 2px solid #e2e8f0;
}

.imagen-preview img {
    width: 100%;
    height: auto;
    display: block;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.imagen-preview img:hover {
    transform: scale(1.05);
}

.imagen-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.imagen-info .detalle-item {
    padding: 10px;
    background: white;
    border-radius: 6px;
    border: 1px solid #e2e8f0;
}

.btn-descargar-imagen {
    padding: 10px 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
}

.btn-descargar-imagen:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-descargar-imagen i {
    font-size: 16px;
}

/* Responsive para móviles */
@media (max-width: 768px) {
    .imagen-referencia-container {
        flex-direction: column;
    }
    
    .imagen-preview {
        flex: 0 0 auto;
        width: 100%;
    }
}

/* Campos que necesitan completarse manualmente */
.field-incomplete {
    position: relative;
}

.field-incomplete::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 2px solid #ed8936;
    border-radius: 4px;
    pointer-events: none;
    z-index: 1;
}

.field-incomplete input,
.field-incomplete select {
    background-color: #fef5e7 !important;
    border-color: #ed8936 !important;
}

.field-incomplete input::placeholder,
.field-incomplete select option[value=""] {
    color: #c05621 !important;
    font-weight: 500;
}

/* Animación sutil para campos incompletos */
.field-incomplete {
    animation: pulse-warning 2s infinite;
}

@keyframes pulse-warning {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(237, 137, 54, 0.4);
    }
    50% {
        box-shadow: 0 0 0 4px rgba(237, 137, 54, 0.1);
    }
}

/* Estado completado */
.field-completed {
    border-color: #38a169 !important;
}

.field-completed input,
.field-completed select {
    border-color: #38a169 !important;
    background-color: #f0fff4 !important;
}

/* ====================================================================
   FIN ESTILOS COPY/PASTE
   ==================================================================== */

.btn-detail {
    background: #4299e1;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 0.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
}

.btn-detail:hover {
    background: #3182ce;
    transform: scale(1.05);
}

.empty-message {
    text-align: center;
    color: #718096;
    font-style: italic;
    padding: 2rem;
    background-color: #f7fafc;
}

.form-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    margin-top: 1rem;
    border-top: 2px solid #e2e8f0;
}

.tip-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #718096;
    font-size: 14px;
}

.tip-info i {
    color: #ed8936;
}

.action-buttons {
    display: flex;
    gap: 1rem;
}

.action-buttons .btn {
    padding: 0.75rem 1.5rem;
    font-size: 14px;
    font-weight: 500;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
    min-width: 140px;
    justify-content: center;
}

.btn-secondary {
    background: #e2e8f0;
    color: #4a5568;
}

.btn-secondary:hover {
    background: #cbd5e0;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-primary {
    background: linear-gradient(135deg, #4299e1 0%, #3182ce 100%);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #3182ce 0%, #2c5282 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(66, 153, 225, 0.4);
}

/* Estilos específicos para campos */
.tipo-select {
    font-weight: 500;
    min-width: 110px;
}

.cantidad-input {
    text-align: right;
    font-weight: 600;
    color: #2d3748;
}

.fecha-input {
    font-family: 'Consolas', 'Monaco', monospace;
}

/* Responsive para tabla editable */
@media (max-width: 1200px) {
    .table-container {
        overflow-x: auto;
    }
    
    .dashboard-main {
        padding: 1rem;
    }
}

@media (max-width: 768px) {
    .requerimientos-section {
        padding: 1rem;
    }
    
    .section-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .table-controls {
        justify-content: center;
    }
    
    .form-actions {
        flex-direction: column;
        gap: 1rem;
    }
    
    .action-buttons {
        justify-content: center;
        width: 100%;
    }
}

/* ================================
   MÓDULO DE CONFORMACIÓN
   ================================ */

.conformacion-container {
    max-width: 95%;
    margin: 0 auto;
    padding: 1rem;
}

.conformacion-header {
    background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
    color: white;
    padding: 1.5rem 2rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 15px rgba(72, 187, 120, 0.2);
}

.conformacion-header .section-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.conformacion-header .section-icon {
    font-size: 24px;
}

.conformacion-header h2 {
    margin: 0;
    font-size: 24px;
    font-weight: 600;
}

.conformacion-header .section-description {
    margin: 0;
    opacity: 0.9;
    font-size: 16px;
}

.filters-panel {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: #2d3748;
    white-space: nowrap;
}

.filter-icon {
    font-size: 16px;
}

.filter-select {
    flex: 1;
    min-width: 300px;
    padding: 0.75rem 1rem;
    border: 2px solid #cbd5e0;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.filter-select:focus {
    outline: none;
    border-color: #48bb78;
    box-shadow: 0 0 0 3px rgba(72, 187, 120, 0.1);
}

/* Compact filters layout - Versión minimalista mejorada */
.filters-panel-compact {
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.filters-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: space-between;
}

.filter-compact {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
    min-width: 140px;
}

.filter-compact label {
    font-size: 16px;
    min-width: 20px;
    text-align: center;
    opacity: 0.8;
}

.filter-select-compact, .filter-input-compact {
    flex: 1;
    min-width: 120px;
    padding: 0.5rem 0.75rem;
    border: 1px solid #cbd5e0;
    border-radius: 8px;
    font-size: 13px;
    background: white;
    transition: all 0.3s ease;
    color: #2d3748;
}

.filter-select-compact:focus, .filter-input-compact:focus {
    outline: none;
    border-color: #4299e1;
    box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.1);
    transform: translateY(-1px);
}

.filter-select-compact:hover, .filter-input-compact:hover {
    border-color: #a0aec0;
}

/* Botones de acción compactos minimalistas */
.btn-search-compact, .btn-reset-compact, .btn-export-compact {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 44px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
}

.btn-search-compact {
    background: linear-gradient(135deg, #4299e1 0%, #3182ce 100%);
    color: white;
    box-shadow: 0 2px 4px rgba(66, 153, 225, 0.2);
}

.btn-search-compact:hover {
    background: linear-gradient(135deg, #3182ce 0%, #2c5282 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(66, 153, 225, 0.3);
}

.btn-reset-compact {
    background: linear-gradient(135deg, #edf2f7 0%, #f7fafc 100%);
    color: #4a5568;
    border: 1px solid #e2e8f0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.btn-reset-compact:hover {
    background: linear-gradient(135deg, #e2e8f0 0%, #edf2f7 100%);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    border-color: #cbd5e0;
}

.btn-export-compact {
    background: linear-gradient(135deg, #48bb78 0%, #38a169 100%);
    color: white;
    box-shadow: 0 2px 4px rgba(72, 187, 120, 0.2);
}

.btn-export-compact:hover {
    background: linear-gradient(135deg, #38a169 0%, #2f855a 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(72, 187, 120, 0.3);
}

/* Panel de acciones mejorado */
.actions-panel {
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.actions-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid #e2e8f0;
}

.actions-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: #2d3748;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.actions-stats {
    font-size: 13px;
    color: #4a5568;
    background: #edf2f7;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    border: 1px solid #e2e8f0;
}

.actions-buttons {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* Botones de acción minimalistas */
.btn-action {
    padding: 0.625rem 1.25rem;
    border: 1px solid #cbd5e0;
    border-radius: 8px;
    background: linear-gradient(135deg, #ffffff 0%, #f7fafc 100%);
    color: #4a5568;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: fit-content;
}

.btn-action:hover:not(:disabled) {
    background: linear-gradient(135deg, #edf2f7 0%, #e2e8f0 100%);
    border-color: #a0aec0;
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    color: #2d3748;
}

.btn-action:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: #f7fafc;
    color: #a0aec0;
}

.btn-primary {
    padding: 0.625rem 1.25rem;
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, #4299e1 0%, #3182ce 100%);
    color: white;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 2px 4px rgba(66, 153, 225, 0.2);
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, #3182ce 0%, #2c5282 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(66, 153, 225, 0.3);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: linear-gradient(135deg, #cbd5e0 0%, #a0aec0 100%);
    transform: none;
    box-shadow: none;
}

.filter-compact .filter-label {
    font-weight: 600;
    color: #2d3748;
    white-space: nowrap;
    font-size: 13px;
}

.filter-compact .filter-select {
    flex: 1;
    min-width: 120px;
    padding: 0.5rem 0.75rem;
    border: 2px solid #cbd5e0;
    border-radius: 6px;
    font-size: 13px;
    transition: all 0.3s ease;
}

.filter-compact .filter-select:focus {
    outline: none;
    border-color: #48bb78;
    box-shadow: 0 0 0 2px rgba(72, 187, 120, 0.1);
}

.filter-actions-compact {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

.filter-actions-compact .btn {
    padding: 0.5rem 1rem;
    font-size: 13px;
    border-radius: 6px;
    white-space: nowrap;
}

/* Estilos específicos para filas de aprobaciones */
.aprobacion-row {
    transition: all 0.2s ease;
}

.aprobacion-row:hover {
    background-color: #f7fafc;
}

.aprobacion-row:nth-child(even) {
    background-color: #f8f9fa;
}

.aprobacion-row:nth-child(even):hover {
    background-color: #e2e8f0;
}

/* Estilos para inputs editables en aprobaciones */
.editable-input, .editable-select {
    width: 100%;
    border: 1px solid #cbd5e0;
    border-radius: 4px;
    padding: 0.4rem 0.6rem;
    font-size: 13px;
    background: white;
    transition: all 0.2s ease;
}

.editable-input:focus, .editable-select:focus {
    outline: none;
    border-color: #4299e1;
    box-shadow: 0 0 0 2px rgba(66, 153, 225, 0.1);
}

.editable-input:read-only {
    background-color: #f7fafc;
    color: #4a5568;
    cursor: not-allowed;
}

/* Estilos específicos para campos de aprobación */
.pu-input, .cantidad-atendida-input {
    text-align: right;
}

.estado-select {
    font-weight: 500;
}

.estado-select option[value="aprobado"] {
    color: #22543d;
}

.estado-select option[value="rechazado"] {
    color: #c53030;
}

.estado-select option[value="pendiente"] {
    color: #d69e2e;
}

.comentario-input {
    min-width: 140px;
}

.subtotal-display {
    font-weight: 600;
    color: #2d3748;
    font-size: 13px;
}

/* Botones de acciones en celdas */
.cell-actions {
    display: flex;
    gap: 0.25rem;
    justify-content: center;
}

.cell-actions .btn {
    padding: 0.25rem 0.5rem;
    font-size: 12px;
    border-radius: 4px;
    min-width: auto;
}

/* Mensaje vacío estándar */
.empty-message {
    text-align: center;
    color: #6b7280;
    font-style: italic;
    padding: 2rem;
}

.empty-message i {
    margin-right: 0.5rem;
    color: #9ca3af;
}

/* Botones específicos para aprobaciones */
.btn-cotizacion, .btn-detalles {
    padding: 0.35rem 0.7rem;
    border: none;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-cotizacion {
    background: #f7fafc;
    border: 1px solid #cbd5e0;
    font-size: 14px;
}

.btn-cotizacion.has-cotizacion {
    background: #c6f6d5;
    border-color: #48bb78;
    color: #22543d;
}

.btn-cotizacion:disabled {
    background: #f7fafc;
    color: #a0aec0;
    cursor: not-allowed;
}

.btn-detalles {
    background: #4299e1;
    color: white;
    border: 1px solid #3182ce;
}

.btn-detalles:hover {
    background: #3182ce;
    transform: translateY(-1px);
}

.btn-cotizacion:not(:disabled):hover {
    background: #edf2f7;
    transform: translateY(-1px);
}

.btn-cotizacion.has-cotizacion:hover {
    background: #9ae6b4;
}

/* Anchos específicos para tabla de aprobaciones */
#aprobacionesTable {
    table-layout: fixed !important;
    width: 100% !important;
}

#aprobacionesTable .col-codigo-partida { width: 100px !important; min-width: 100px !important; max-width: 100px !important; }
#aprobacionesTable .col-partida { width: 220px !important; min-width: 220px !important; max-width: 220px !important; }
#aprobacionesTable .col-recurso { width: 170px !important; min-width: 170px !important; max-width: 170px !important; }
#aprobacionesTable .col-unidad { width: 70px !important; min-width: 70px !important; max-width: 70px !important; }
#aprobacionesTable .col-cant-sol { width: 80px !important; min-width: 80px !important; max-width: 80px !important; }
#aprobacionesTable .col-fecha-req { width: 110px !important; min-width: 110px !important; max-width: 110px !important; }
#aprobacionesTable .col-confirmador { width: 120px !important; min-width: 120px !important; max-width: 120px !important; }
#aprobacionesTable .col-pu { width: 120px !important; min-width: 120px !important; max-width: 120px !important; }
#aprobacionesTable .col-cant-atend { width: 90px !important; min-width: 90px !important; max-width: 90px !important; }
#aprobacionesTable .col-estado { width: 130px !important; min-width: 130px !important; max-width: 130px !important; }
#aprobacionesTable .col-ruc { width: 130px !important; min-width: 130px !important; max-width: 130px !important; }
#aprobacionesTable .col-factura { width: 140px !important; min-width: 140px !important; max-width: 140px !important; }
#aprobacionesTable .col-subtotal { width: 110px !important; min-width: 110px !important; max-width: 110px !important; }
#aprobacionesTable .col-comentario { width: 180px !important; min-width: 180px !important; max-width: 180px !important; }
#aprobacionesTable .col-cotizaciones { width: 70px !important; min-width: 70px !important; max-width: 70px !important; }
#aprobacionesTable .col-detalles { width: 70px !important; min-width: 70px !important; max-width: 70px !important; }

/* Aplicar también a las celdas por posición como respaldo */
#aprobacionesTable th:nth-child(1), #aprobacionesTable td:nth-child(1) { width: 100px !important; }  /* Cód. Partida */
#aprobacionesTable th:nth-child(2), #aprobacionesTable td:nth-child(2) { width: 220px !important; } /* Partida */
#aprobacionesTable th:nth-child(3), #aprobacionesTable td:nth-child(3) { width: 170px !important; } /* Recurso */
#aprobacionesTable th:nth-child(4), #aprobacionesTable td:nth-child(4) { width: 70px !important; }  /* Unidad */
#aprobacionesTable th:nth-child(5), #aprobacionesTable td:nth-child(5) { width: 80px !important; }  /* Cant. Sol. */
#aprobacionesTable th:nth-child(6), #aprobacionesTable td:nth-child(6) { width: 110px !important; } /* Fecha Req. */
#aprobacionesTable th:nth-child(7), #aprobacionesTable td:nth-child(7) { width: 120px !important; } /* Confirmador */
#aprobacionesTable th:nth-child(8), #aprobacionesTable td:nth-child(8) { width: 120px !important; } /* P.U. */
#aprobacionesTable th:nth-child(9), #aprobacionesTable td:nth-child(9) { width: 90px !important; }  /* Cant. Atend. */
#aprobacionesTable th:nth-child(10), #aprobacionesTable td:nth-child(10) { width: 130px !important; } /* Estado */
#aprobacionesTable th:nth-child(11), #aprobacionesTable td:nth-child(11) { width: 130px !important; } /* RUC */
#aprobacionesTable th:nth-child(12), #aprobacionesTable td:nth-child(12) { width: 140px !important; } /* Factura */
#aprobacionesTable th:nth-child(13), #aprobacionesTable td:nth-child(13) { width: 110px !important; } /* Subtotal */
#aprobacionesTable th:nth-child(14), #aprobacionesTable td:nth-child(14) { width: 180px !important; } /* Comentario */
#aprobacionesTable th:nth-child(15), #aprobacionesTable td:nth-child(15) { width: 70px !important; }  /* Cotizaciones */
#aprobacionesTable th:nth-child(16), #aprobacionesTable td:nth-child(16) { width: 70px !important; }  /* Detalles */

/* Responsive adjustments for compact filters */
@media (max-width: 768px) {
    .filters-row {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }
    
    .filter-compact {
        min-width: 100%;
    }
    
    .filter-compact label {
        min-width: 24px;
        font-size: 18px;
    }
    
    .actions-buttons {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .btn-action, .btn-primary {
        justify-content: center;
        min-width: 100%;
    }
}

@media (max-width: 1200px) {
    .filters-row {
        gap: 0.5rem;
    }
    
    .filter-compact {
        min-width: 160px;
    }
    
    .actions-buttons {
        gap: 0.5rem;
    }
    
    .btn-action, .btn-primary {
        padding: 0.5rem 1rem;
        font-size: 12px;
    }
}

@media (min-width: 1400px) {
    .filters-panel-compact {
        padding: 1.25rem 2rem;
    }
    
    .actions-panel {
        padding: 1.5rem 2rem;
    }
}

.pending-requirements-panel {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.panel-header {
    background: linear-gradient(135deg, #4299e1 0%, #3182ce 100%);
    color: white;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.panel-header h3 {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 18px;
    font-weight: 600;
}

.panel-icon {
    font-size: 20px;
}

.status-counter {
    font-size: 14px;
    font-weight: 500;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 6px;
}

.status-confirmed {
    color: #68d391;
}

.status-rejected {
    color: #fc8181;
}

.status-pending {
    color: #fbb747;
}

.actions-panel {
    padding: 1rem 1.5rem;
    background: #f7fafc;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.conformacion-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    min-width: 1200px;
}

.conformacion-table thead {
    background: linear-gradient(135deg, #4a5568 0%, #2d3748 100%);
    color: white;
    position: sticky;
    top: 0;
    z-index: 10;
}

.conformacion-table th,
.conformacion-table td {
    padding: 0.75rem 0.5rem;
    text-align: left;
    border: 1px solid #e2e8f0;
    vertical-align: middle;
}

.conformacion-table th {
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.conformacion-table tbody tr:nth-child(even) {
    background-color: #f8f9fa;
}

.conformacion-table tbody tr:hover {
    background-color: #e3f2fd;
}

.checkbox-cell {
    text-align: center;
    padding: 0.5rem;
}

.checkbox-cell input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    transform: scale(1.2);
}

.confirm-checkbox:checked {
    accent-color: #48bb78;
}

.reject-checkbox:checked {
    accent-color: #f56565;
}

.comment-cell {
    padding: 0.25rem;
}

.comment-input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #cbd5e0;
    border-radius: 4px;
    font-size: 12px;
    transition: border-color 0.2s ease;
}

.comment-input:focus {
    outline: none;
    border-color: #4299e1;
    box-shadow: 0 0 0 2px rgba(66, 153, 225, 0.1);
}

.loading-message,
.error-message,
.no-data-message {
    text-align: center;
    padding: 3rem 2rem;
    color: #718096;
}

.no-data-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.no-data-icon {
    font-size: 48px;
    opacity: 0.6;
}

.no-data-message h4 {
    margin: 0;
    color: #4a5568;
    font-size: 18px;
}

.no-data-message p {
    margin: 0;
    color: #718096;
}

.error-message {
    color: #e53e3e;
    background: #fed7d7;
    border: 1px solid #feb2b2;
    border-radius: 8px;
    margin: 1rem;
}

.access-denied-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 400px;
}

.access-denied-card {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
    max-width: 500px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.access-denied-icon {
    font-size: 64px;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.access-denied-card h2 {
    color: #e53e3e;
    margin-bottom: 1rem;
}

.access-denied-card p {
    color: #718096;
    margin-bottom: 1rem;
}

.error-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 400px;
}

.error-card {
    background: white;
    border: 2px solid #feb2b2;
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
    max-width: 500px;
    box-shadow: 0 4px 15px rgba(229, 62, 62, 0.1);
}

.error-icon {
    font-size: 64px;
    margin-bottom: 1rem;
}

/* Responsive para conformación */
@media (max-width: 768px) {
    .conformacion-container {
        padding: 0.5rem;
    }
    
    .filter-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-select {
        min-width: auto;
        width: 100%;
    }
    
    .actions-panel {
        flex-direction: column;
    }
    
    .conformacion-table {
        font-size: 11px;
        min-width: 900px;
    }
    
    .conformacion-table th,
    .conformacion-table td {
        padding: 0.5rem 0.25rem;
    }
}

/* Estilos para botón de detalles */
.btn-detalles {
    background: #4299e1;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 6px 8px;
    cursor: pointer;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
    min-height: 30px;
    transition: background-color 0.2s ease;
}

.btn-detalles:hover {
    background: #3182ce;
}

.btn-detalles i {
    font-size: 14px;
}

.detalles-cell {
    text-align: center;
    padding: 4px !important;
}

/* ================================================================= */
/* MÓDULO DE REPORTES - ESTILOS ESPECÍFICOS */
/* ================================================================= */

/* Container principal del módulo de reportes */
.reporte-container {
    padding: 24px;
    max-width: none;
    width: 100%;
    margin: 0;
    background-color: #f7fafc;
    min-height: calc(100vh - 120px);
}

/* Header del módulo de reportes */
.reporte-header {
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: white;
    padding: 24px;
    border-radius: 12px;
    margin-bottom: 24px;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.reporte-header .section-title {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.reporte-header .section-icon {
    font-size: 28px;
}

.reporte-header h2 {
    font-size: 24px;
    font-weight: 600;
    margin: 0;
}

.reporte-header .section-description {
    font-size: 14px;
    opacity: 0.9;
    margin: 0;
}

/* Panel de estadísticas */
.estadisticas-panel {
    background: white;
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 12px;
}

.stat-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 8px;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: transform 0.2s, box-shadow 0.2s;
    border-left: 4px solid #dee2e6;
    min-height: 60px;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.stat-card.total {
    border-left-color: #6366f1;
    background: linear-gradient(135deg, #f0f4ff 0%, #e0e7ff 100%);
}

.stat-card.solicitado {
    border-left-color: #f59e0b;
    background: linear-gradient(135deg, #fefbf2 0%, #fef3c7 100%);
}

.stat-card.confirmado {
    border-left-color: #10b981;
    background: linear-gradient(135deg, #f0fdf4 0%, #d1fae5 100%);
}

.stat-card.aprobado {
    border-left-color: #3b82f6;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
}

.stat-card.atendido {
    border-left-color: #8b5cf6;
    background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
}

.stat-card.rechazado {
    border-left-color: #ef4444;
    background: linear-gradient(135deg, #fef2f2 0%, #fecaca 100%);
}

.stat-icon {
    font-size: 18px;
    opacity: 0.8;
    min-width: 18px;
}

.stat-content h3 {
    font-size: 22px;
    font-weight: 700;
    margin: 0;
    color: #1f2937;
    line-height: 1.2;
}

.stat-content p {
    font-size: 12px;
    color: #6b7280;
    margin: 0;
    font-weight: 500;
    line-height: 1.2;
}

/* Tabla de reportes (solo lectura) */
.readonly-table {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    width: 100%;
    border-collapse: collapse;
}

.readonly-table thead {
    background: linear-gradient(135deg, #374151 0%, #1f2937 100%);
    color: white;
}

.readonly-table th {
    padding: 16px 12px;
    text-align: left;
    font-weight: 600;
    font-size: 13px;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

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

.readonly-table tbody tr:nth-child(even) {
    background-color: #f9fafb;
}

.readonly-table tbody tr:hover {
    background-color: #f3f4f6;
}

.readonly-table tbody tr.selected {
    background-color: #eff6ff !important;
    border-left: 3px solid #3b82f6;
}

.readonly-table td {
    padding: 12px;
    border-bottom: 1px solid #e5e7eb;
    font-size: 13px;
    vertical-align: middle;
}

.readonly-table .id-cell {
    font-weight: 600;
    color: #4f46e5;
    text-align: center;
}

/* Estados en tabla de reportes */
.estado-badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    text-align: center;
    min-width: 80px;
}

.estado-solicitado {
    background-color: #fef3c7;
    color: #92400e;
}

.estado-confirmado {
    background-color: #d1fae5;
    color: #065f46;
}

.estado-aprobado {
    background-color: #dbeafe;
    color: #1e40af;
}

.estado-atendido {
    background-color: #ede9fe;
    color: #6b21a8;
}

.estado-rechazado {
    background-color: #fecaca;
    color: #991b1b;
}

.estado-default {
    background-color: #f3f4f6;
    color: #374151;
}

/* Panel de información del reporte */
.info-panel {
    background: white;
    border-radius: 12px;
    padding: 24px;
    margin-top: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.info-header {
    border-bottom: 1px solid #e5e7eb;
    padding-bottom: 12px;
    margin-bottom: 16px;
}

.info-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: #374151;
    margin: 0;
}

.info-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 12px;
}

.info-content p {
    margin: 0;
    font-size: 14px;
    color: #6b7280;
}

.info-content strong {
    color: #374151;
    font-weight: 600;
}

/* Responsive para módulo de reportes */
@media (max-width: 768px) {
    .reporte-container {
        padding: 16px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: 16px;
    }
    
    .info-content {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   MODAL DE DETALLES DE REQUERIMIENTO
   ============================================ */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.show {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.modal-content {
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    max-width: 1800px;
    width: 95%;
    min-width: 1000px;
    max-height: 92vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.show .modal-content {
    transform: scale(1);
}

.modal-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
    padding: 1.5rem 2rem;
    border-radius: 12px 12px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #ffffff;
    letter-spacing: 0.3px;
}

.modal-title i {
    font-size: 1.2rem;
    color: #ffffff;
    background: rgba(255, 255, 255, 0.15);
    padding: 0.5rem;
    border-radius: 8px;
}

.modal-close {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: white;
    font-size: 1.4rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: all 0.3s ease;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.modal-close:hover {
    background-color: rgba(239, 68, 68, 0.8);
    border-color: rgba(239, 68, 68, 1);
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.modal-body {
    padding: 0;
}

/* Pestañas del modal */
.modal-tabs {
    display: flex;
    background: #f8f9fa;
    border-bottom: 1px solid #e2e8f0;
    margin: 0;
}

.modal-tab {
    flex: 1;
    padding: 1rem 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    color: #64748b;
    transition: all 0.2s;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.modal-tab:hover {
    background: #e2e8f0;
    color: #475569;
}

.modal-tab.active {
    background: white;
    color: #667eea;
    border-bottom: 3px solid #667eea;
}

.modal-tab-content {
    display: none;
    padding: 2rem;
    max-height: 60vh;
    overflow-y: auto;
}

.modal-tab-content.active {
    display: block;
}

/* Tabla de requerimientos relacionados */
.requerimientos-relacionados-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid #e2e8f0;
}

.requerimientos-relacionados-table th {
    background: #667eea;
    color: white;
    padding: 0.875rem 0.75rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.875rem;
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
    position: sticky;
    top: 0;
    z-index: 10;
}

.requerimientos-relacionados-table td {
    padding: 0.875rem 0.75rem;
    border-bottom: 1px solid #e2e8f0;
    font-size: 0.875rem;
    vertical-align: middle;
    transition: background-color 0.2s ease;
}

.requerimientos-relacionados-table tbody tr {
    transition: all 0.2s ease;
}

.requerimientos-relacionados-table tbody tr:hover {
    background: #f8fafc;
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.requerimientos-relacionados-table tbody tr:nth-child(even) {
    background: #fafbfc;
}

.requerimientos-relacionados-table tbody tr:nth-child(even):hover {
    background: #f1f5f9;
}

.requerimientos-relacionados-table tr.current-row {
    background: linear-gradient(90deg, #e6f3ff 0%, #f0f8ff 100%) !important;
    border-left: 4px solid #667eea;
    font-weight: 500;
}

.requerimientos-relacionados-table tr.current-row:hover {
    background: linear-gradient(90deg, #dbeafe 0%, #e6f3ff 100%) !important;
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.status-confirmado {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.status-pendiente {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
}

.status-aprobado {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

.cantidad-highlight {
    font-weight: 700;
    color: #667eea;
    background: rgba(102, 126, 234, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    display: inline-block;
}

.fecha-cell {
    white-space: nowrap;
    font-family: 'Segoe UI', monospace;
    font-size: 0.8rem;
    color: #64748b;
}

.no-requerimientos {
    text-align: center;
    padding: 2rem;
    color: #64748b;
    font-style: italic;
}

/* Filtro de búsqueda en modal */
.search-filter-container {
    margin-bottom: 1rem;
    display: flex;
    gap: 1rem;
    align-items: center;
}

.search-filter {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 0.9rem;
    transition: border-color 0.2s;
}

.search-filter:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.clear-filter {
    padding: 0.75rem 1rem;
    background: #f1f5f9;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    cursor: pointer;
    color: #64748b;
    font-size: 0.9rem;
    transition: all 0.2s;
}

.clear-filter:hover {
    background: #e2e8f0;
    color: #475569;
}

.search-results-info {
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: #64748b;
    font-style: italic;
}

/* Estilos para el comparativo */
.loading-comparativo,
.error-comparativo {
    text-align: center;
    padding: 3rem 2rem;
    color: #64748b;
}

.progress-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.progress-bar {
    flex: 1;
    height: 20px;
    background: #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    transition: width 0.3s ease;
    border-radius: 10px;
}

.progress-text {
    font-size: 0.8rem;
    font-weight: 600;
    color: #4a5568;
    min-width: 45px;
    text-align: right;
}

.text-danger {
    color: #ef4444 !important;
    font-weight: 600;
}

.text-success {
    color: #10b981 !important;
    font-weight: 600;
}

.detalle-section {
    margin-bottom: 1.5rem;
}

.detalle-section h3 {
    color: #4a5568;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e2e8f0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.detalle-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.5rem;
}

.detalle-item {
    background: #f7fafc;
    padding: 0.5rem;
    border-radius: 6px;
    border-left: 3px solid #667eea;
}

.detalle-label {
    font-weight: 600;
    color: #4a5568;
    font-size: 0.8rem;
    margin-bottom: 0.1rem;
    display: flex;
    align-items: center;
    gap: 0.2rem;
}

.detalle-value {
    color: #2d3748;
    font-size: 0.9rem;
    word-break: break-word;
}

.detalle-value.empty {
    color: #a0aec0;
    font-style: italic;
}

.detalle-value.highlight {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    display: inline-block;
}

.detalle-description {
    font-size: 0.8rem;
    color: #64748b;
    margin-top: 0.25rem;
    font-style: italic;
}

.detalle-comentarios {
    grid-column: 1 / -1;
}

.detalle-comentarios .detalle-value {
    background: white;
    padding: 1rem;
    border-radius: 6px;
    border: 1px solid #e2e8f0;
    min-height: 80px;
    white-space: pre-wrap;
}

/* Responsive para modal */
@media (max-width: 1400px) {
    .modal-content {
        max-width: 1100px;
        width: 96%;
    }
}

@media (max-width: 1200px) {
    .modal-content {
        max-width: 900px;
        width: 95%;
    }
}

@media (max-width: 768px) {
    .modal-content {
        width: 98%;
        max-height: 92vh;
        max-width: none;
    }
    
    .modal-header {
        padding: 1.25rem 1.5rem;
    }
    
    .modal-title {
        font-size: 1.3rem;
        letter-spacing: 0.3px;
    }
    
    .modal-tab-content {
        padding: 1.5rem;
    }
    
    .detalle-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .detalle-item {
        padding: 0.5rem;
    }

    .detalle-label {
        font-size: 0.75rem;
    }

    .detalle-value {
        font-size: 0.85rem;
    }

    .search-filter-container {
        flex-direction: column;
        gap: 0.5rem;
    }

    .requerimientos-relacionados-table {
        font-size: 0.8rem;
    }

    .requerimientos-relacionados-table th,
    .requerimientos-relacionados-table td {
        padding: 0.5rem 0.25rem;
    }
}

/* ==========================================
   KPIs STYLES
   ========================================== */

.kpis-container {
    margin-top: 2rem;
    background: #f8f9fa;
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid #e9ecef;
}

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

.kpis-header h4 {
    margin: 0;
    color: #495057;
    font-size: 1.25rem;
}

.btn-refresh {
    background: #007bff;
    color: white;
    border: none;
    border-radius: 6px;
    padding: 0.5rem 1rem;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.3s;
}

.btn-refresh:hover {
    background: #0056b3;
}

.kpis-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.kpi-card {
    background: white;
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border-left: 4px solid;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.3s, box-shadow 0.3s;
}

.kpi-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.kpi-total { border-left-color: #6c757d; }
.kpi-solicitados { border-left-color: #ffc107; }
.kpi-confirmados { border-left-color: #28a745; }
.kpi-atendidos { border-left-color: #007bff; }
.kpi-eficiencia { border-left-color: #17a2b8; }
.kpi-tiempo { border-left-color: #fd7e14; }

.kpi-icon {
    font-size: 2.5rem;
    opacity: 0.8;
}

.kpi-content {
    flex: 1;
}

.kpi-value {
    font-size: 2rem;
    font-weight: bold;
    color: #495057;
    margin-bottom: 0.25rem;
}

.kpi-label {
    font-size: 0.9rem;
    color: #6c757d;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.kpi-percentage {
    font-size: 0.8rem;
    color: #28a745;
    font-weight: 600;
}

.kpi-trend {
    font-size: 0.8rem;
    color: #6c757d;
}

.kpi-sublabel {
    font-size: 0.75rem;
    color: #adb5bd;
}

/* ================================================================================ */
/* MÓDULO DE COTIZACIONES */
/* ================================================================================ */

.cotizaciones-container {
    padding: 1.5rem;
    max-width: 100%;
    margin: 0 auto;
}

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

.cotizaciones-header h2 {
    color: #2d3748;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.cotizaciones-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    min-height: 600px;
}

/* Panel de Requerimientos */
.requerimientos-panel {
    background: white;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.panel-header {
    padding: 1rem 1.25rem;
    background: #f8f9fa;
    border-bottom: 1px solid #e9ecef;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.panel-header h3 {
    color: #495057;
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.panel-subtitle {
    font-size: 0.85rem;
    color: #6c757d;
    font-weight: normal;
}

.requerimientos-list {
    padding: 1rem;
    max-height: 500px;
    overflow-y: auto;
}

.requerimiento-card {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 0.375rem;
    padding: 1rem;
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.requerimiento-card:hover {
    border-color: #007bff;
    box-shadow: 0 2px 4px rgba(0, 123, 255, 0.1);
}

.requerimiento-card.selected {
    border-color: #007bff;
    background: #e7f3ff;
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.2);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.card-title {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.req-codigo {
    font-weight: 600;
    color: #495057;
}

.req-tipo {
    background: #e9ecef;
    padding: 0.125rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    color: #6c757d;
}

.estado-badge {
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
}

.estado-solicitado {
    background: #fff3cd;
    color: #856404;
}

.estado-confirmado {
    background: #d1ecf1;
    color: #0c5460;
}

.estado-aprobado {
    background: #d4edda;
    color: #155724;
}

.estado-rechazado {
    background: #f8d7da;
    color: #721c24;
}

.card-content {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.req-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-item .label {
    font-weight: 500;
    color: #6c757d;
    font-size: 0.85rem;
    min-width: 80px;
}

.info-item .value {
    color: #495057;
    font-size: 0.85rem;
}

.cotizaciones-summary {
    padding-top: 0.5rem;
    border-top: 1px solid #e9ecef;
}

.cotizaciones-count {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.85rem;
    color: #6c757d;
}

/* Panel de Cotizaciones */
.cotizaciones-panel {
    background: white;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.cotizaciones-content {
    padding: 1rem;
    min-height: 400px;
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    min-height: 300px;
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.empty-state h4 {
    color: #495057;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: #6c757d;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 0;
    border-radius: 0.5rem;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.modal-header {
    padding: 1.25rem 1.5rem;
    background: #f8f9fa;
    border-bottom: 1px solid #e9ecef;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 0.5rem 0.5rem 0 0;
}

.modal-header h3 {
    margin: 0;
    color: #495057;
    font-size: 1.2rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #adb5bd;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: #e9ecef;
    color: #495057;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    background: #f8f9fa;
    border-top: 1px solid #e9ecef;
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    border-radius: 0 0 0.5rem 0.5rem;
}

/* Formularios */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 1rem;
}

.form-group label {
    font-weight: 500;
    color: #495057;
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.5rem 0.75rem;
    border: 1px solid #ced4da;
    border-radius: 0.375rem;
    font-size: 0.9rem;
    transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.2);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

/* Botones */
.btn-primary {
    background: #007bff;
    color: white;
    border: 1px solid #007bff;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn-primary:hover {
    background: #0056b3;
    border-color: #0056b3;
}

.btn-primary:disabled {
    background: #6c757d;
    border-color: #6c757d;
    cursor: not-allowed;
}

.btn-secondary {
    background: #6c757d;
    color: white;
    border: 1px solid #6c757d;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    background: #545b62;
    border-color: #545b62;
}

.btn-icon {
    font-size: 0.8rem;
}

/* Filtros */
.filters-section {
    background: white;
    border-radius: 0.5rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

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

.filters-header h3 {
    color: #495057;
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

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

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

.filter-group label {
    font-weight: 500;
    color: #495057;
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
}

.filter-select,
.filter-input {
    padding: 0.5rem 0.75rem;
    border: 1px solid #ced4da;
    border-radius: 0.375rem;
    font-size: 0.9rem;
}

.filters-actions {
    display: flex;
    gap: 0.75rem;
}

/* Toast notifications */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 1rem 1.25rem;
    background: white;
    border-radius: 0.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1001;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    max-width: 400px;
}

.toast.show {
    transform: translateX(0);
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toast-icon {
    font-size: 1.2rem;
}

.toast-message {
    color: #495057;
    font-size: 0.9rem;
}

.toast-error {
    border-left: 4px solid #dc3545;
}

.toast-success {
    border-left: 4px solid #28a745;
}

/* Loading message */
.loading-message {
    text-align: center;
    padding: 2rem;
    color: #6c757d;
    font-style: italic;
}

/* ============================================================================
   FILE UPLOAD STYLES FOR COTIZACIONES
   ============================================================================ */

/* Contenedor de subida de archivos */
.file-upload-container {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border: 2px dashed #cbd5e0;
    border-radius: 8px;
    padding: 1rem;
    background: #f7fafc;
    transition: all 0.3s ease;
    cursor: pointer;
}

.file-upload-container:hover {
    border-color: #4299e1;
    background: #ebf8ff;
}

.file-upload-container.file-selected {
    border-color: #38a169;
    background: #f0fff4;
    border-style: solid;
}

/* Input file oculto */
.file-input {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    z-index: 2;
}

/* Display de subida */
.file-upload-display {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    color: #4a5568;
    font-size: 0.9rem;
    pointer-events: none;
}

.file-upload-display i {
    font-size: 1.5rem;
    color: #4299e1;
}

.file-upload-text {
    color: #718096;
    font-weight: 500;
}

.file-selected-name {
    color: #38a169;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Botón limpiar archivo */
.btn-file-clear {
    background: #fed7d7;
    border: 1px solid #feb2b2;
    color: #c53030;
    padding: 0.375rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: none;
    z-index: 3;
    position: relative;
}

.btn-file-clear:hover {
    background: #feb2b2;
    border-color: #fc8181;
}

/* Texto de ayuda */
.file-help-text {
    display: block;
    margin-top: 0.5rem;
    color: #a0aec0;
    font-size: 0.8rem;
    font-style: italic;
}

/* Estados del contenedor de archivo */
.file-upload-container.dragover {
    border-color: #4299e1;
    background: #ebf8ff;
    transform: scale(1.02);
}

/* Lista de cotizaciones con documentos */
.cotizacion-item {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 0.75rem;
    background: #ffffff;
    transition: all 0.2s ease;
}

.cotizacion-item:hover {
    border-color: #cbd5e0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.cotizacion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.cotizacion-proveedor {
    font-weight: 600;
    color: #2d3748;
    font-size: 1rem;
}

.cotizacion-monto {
    background: linear-gradient(135deg, #38a169 0%, #2f855a 100%);
    color: white;
    padding: 0.375rem 0.75rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
}

.cotizacion-details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.cotizacion-fecha {
    color: #718096;
    font-size: 0.85rem;
}

.cotizacion-obs {
    color: #4a5568;
    font-size: 0.9rem;
    margin: 0;
    padding: 0.5rem;
    background: #f7fafc;
    border-radius: 6px;
    border-left: 3px solid #4299e1;
}

.cotizacion-documento {
    margin-top: 0.5rem;
}

.documento-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #4299e1;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    background: #ebf8ff;
    border: 1px solid #bee3f8;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.documento-link:hover {
    background: #bee3f8;
    border-color: #90cdf4;
    text-decoration: none;
    color: #2b6cb0;
}

.cotizacion-meta {
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid #e2e8f0;
    color: #a0aec0;
    font-size: 0.8rem;
}

/* Estados vacío y error */
.cotizaciones-empty,
.cotizaciones-error {
    text-align: center;
    padding: 2rem;
    color: #718096;
    background: #f7fafc;
    border: 2px dashed #cbd5e0;
    border-radius: 8px;
}

.cotizaciones-empty i,
.cotizaciones-error i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #a0aec0;
}

.cotizaciones-error {
    border-color: #feb2b2;
    background: #fed7d7;
    color: #c53030;
}

.cotizaciones-error i {
    color: #e53e3e;
}

/* Responsive */
@media (max-width: 768px) {
    .cotizaciones-main {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .filters-grid {
        grid-template-columns: 1fr;
    }
    
    .cotizacion-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .file-upload-container {
        padding: 0.75rem;
    }
    
    .file-upload-display {
        font-size: 0.85rem;
    }
}

/* Estilos para documentos en cotizaciones */
.cotizacion-documento {
    margin-top: 0.75rem;
    padding: 0.75rem;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
}

.documento-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.documento-nombre {
    font-size: 0.9rem;
    font-weight: 500;
    color: #4a5568;
    flex: 1;
}

.documento-acciones {
    display: flex;
    gap: 0.5rem;
}

.btn-documento {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.375rem 0.75rem;
    font-size: 0.8rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.btn-ver {
    background: #4299e1;
    color: white;
    border: 1px solid #4299e1;
}

.btn-ver:hover {
    background: #3182ce;
    border-color: #3182ce;
    color: white;
    text-decoration: none;
}

.btn-descargar {
    background: #48bb78;
    color: white;
    border: 1px solid #48bb78;
}

.btn-descargar:hover {
    background: #38a169;
    border-color: #38a169;
    color: white;
    text-decoration: none;
}

@media (max-width: 768px) {
    .documento-acciones {
        flex-direction: column;
    }
    
    .btn-documento {
        justify-content: center;
        width: 100%;
    }
}