/* components.css - Reusable component styles for CarbonCore platform */

/* --- Info Box --- */
.info-box {
    background-color: var(--light-green);
    border-left: 4px solid var(--primary-green);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-lg);
}

.info-box p:last-child {
    margin-bottom: 0;
}

/* --- Step Cards --- */
.step-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.step-card {
    position: relative;
    padding: var(--spacing-xl) var(--spacing-lg) var(--spacing-lg);
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 20px;
    width: 40px;
    height: 40px;
    background-color: var(--primary-green);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: var(--font-size-lg);
}

.step-title {
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-lg);
}

/* --- Timeline --- */
.timeline {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl) 0;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 6px;
    background-color: var(--gray-medium);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -3px;
}

.timeline-item {
    padding: 10px 40px;
    position: relative;
    background-color: inherit;
    width: 50%;
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 25px;
    background-color: var(--white);
    border: 4px solid var(--primary-green);
    top: 15px;
    border-radius: 50%;
    z-index: 1;
}

.timeline-left {
    left: 0;
}

.timeline-right {
    left: 50%;
}

.timeline-left::after {
    right: -17px;
}

.timeline-right::after {
    left: -16px;
}

.timeline-content {
    padding: var(--spacing-md);
    background-color: var(--white);
    position: relative;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
}

/* --- Comparison Table --- */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-xl) 0;
    box-shadow: var(--shadow-md);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.comparison-table th,
.comparison-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--gray-medium);
}

.comparison-table th {
    background-color: var(--primary-green);
    color: var(--white);
    font-weight: 600;
}

.comparison-table tr:nth-child(even) {
    background-color: var(--gray-light);
}

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

/* --- Feature List --- */
.feature-list {
    margin: var(--spacing-lg) 0;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.feature-icon {
    color: var(--primary-green);
    margin-right: var(--spacing-md);
    font-size: var(--font-size-xl);
    flex-shrink: 0;
}

.feature-text h4 {
    margin-bottom: var(--spacing-xs);
}

.feature-text p:last-child {
    margin-bottom: 0;
}

/* --- Roles Grid --- */
.roles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.role-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.role-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    padding: var(--spacing-sm);
    background-color: var(--light-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.role-title {
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
}

/* --- Process Diagram --- */
.process-diagram {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin: var(--spacing-xl) 0;
    padding: 0 var(--spacing-lg);
}

.process-diagram::before {
    content: '';
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    height: 4px;
    background-color: var(--primary-green);
    z-index: 0;
}

.process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
    text-align: center;
    width: 120px;
}

.process-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.process-icon img {
    width: 30px;
    height: 30px;
    filter: brightness(0) invert(1);
}

.process-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

/* --- Document Flow Diagram --- */
.document-flow {
    margin: var(--spacing-xl) 0;
    position: relative;
}

.document-flow-item {
    display: flex;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.document-flow-item:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 80px;
    left: 40px;
    width: 2px;
    height: calc(100% - 40px);
    background-color: var(--primary-green);
}

.document-flow-icon {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
    background-color: var(--light-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.document-flow-icon img {
    width: 40px;
    height: 40px;
}

.document-flow-content {
    flex-grow: 1;
}

.document-flow-title {
    margin-bottom: var(--spacing-sm);
}

/* --- Form Elements --- */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius-md);
    font-family: inherit;
    font-size: var(--font-size-md);
    transition: border-color 0.3s ease;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-green);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

/* --- Alerts --- */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-lg);
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* --- Modal --- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--spacing-md);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    transform: translateY(-20px);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--gray-medium);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    margin-bottom: 0;
    font-size: var(--font-size-lg);
}

.modal-close {
    background: transparent;
    border: none;
    font-size: var(--font-size-xl);
    line-height: 1;
    cursor: pointer;
    color: var(--gray-dark);
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--gray-medium);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

/* --- Loading Spinner --- */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(76, 175, 80, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-green);
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.8);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-text {
    margin-top: var(--spacing-md);
    font-weight: 500;
}

/* Media Queries */
@media (max-width: 768px) {
    .timeline::after {
        left: 31px;
    }
    
    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
    }
    
    .timeline-right {
        left: 0;
    }
    
    .timeline-left::after, 
    .timeline-right::after {
        left: 15px;
    }
    
    .process-diagram {
        flex-direction: column;
        align-items: flex-start;
        padding-left: 60px;
    }
    
    .process-diagram::before {
        top: 0;
        bottom: 0;
        left: 30px;
        width: 4px;
        height: 100%;
    }
    
    .process-step {
        flex-direction: row;
        width: 100%;
        margin-bottom: var(--spacing-lg);
        text-align: left;
        align-items: flex-start;
    }
    
    .process-icon {
        margin-right: var(--spacing-md);
        margin-bottom: 0;
    }
}

/* Request styling */
.requests-tabs {
    display: flex;
    margin-bottom: 1rem;
    border-bottom: 1px solid #e0e0e0;
}

.tab-button {
    padding: 0.5rem 1rem;
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 500;
    color: #666;
}

.tab-button.active {
    color: #1a73e8;
    border-bottom: 2px solid #1a73e8;
}

.tab-content {
    position: relative;
    min-height: 200px;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.requests-list {
    width: 100%;
}

.request-item {
    margin-bottom: 1rem;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 1rem;
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.request-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.request-title {
    font-weight: 500;
}

.request-id {
    color: #666;
    margin-right: 0.5rem;
}

.request-type {
    font-weight: bold;
}

.request-status {
    font-size: 0.875rem;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-weight: 500;
}

.status-pending {
    background-color: #fff3e0;
    color: #e65100;
}

.status-approved {
    background-color: #e8f5e9;
    color: #2e7d32;
}

.status-rejected {
    background-color: #ffebee;
    color: #c62828;
}

.status-revised {
    background-color: #e3f2fd;
    color: #1565c0;
}

.status-paid {
    background-color: #e8f5e9;
    color: #2e7d32;
}

.request-details {
    margin-bottom: 1rem;
}

.detail-row {
    display: flex;
    margin-bottom: 0.5rem;
}

.detail-label {
    width: 120px;
    font-weight: 500;
    color: #666;
}

.request-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

.empty-state {
    text-align: center;
    padding: 2rem;
    color: #666;
}

/* Modal styling */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background-color: #fff;
    border-radius: 8px;
    width: 500px;
    max-width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid #e0e0e0;
}

.modal-header h3 {
    margin: 0;
}

.close-button {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #666;
}

.modal-body {
    padding: 1rem;
}

.modal-footer {
    padding: 1rem;
    border-top: 1px solid #e0e0e0;
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

select.form-control {
    height: 38px;
}

textarea.form-control {
    resize: vertical;
}

/* Responsive styles */
@media (max-width: 768px) {
    .request-actions {
        flex-direction: column;
    }
    
    .request-actions button {
        width: 100%;
    }
    
    .detail-row {
        flex-direction: column;
    }
    
    .detail-label {
        width: 100%;
        margin-bottom: 0.25rem;
    }
    
    .modal-content {
        width: 95%;
    }
}