:root {
    /* Primary Colors */
    --cd-primary: #2563eb;
    --cd-primary-dark: #1d4ed8;
    --cd-primary-light: #60a5fa;
    --cd-primary-bg: #eff6ff;
    
    /* Secondary Colors */
    --cd-secondary: #7c3aed;
    --cd-secondary-dark: #6d28d9;
    
    /* Neutral Colors */
    --cd-white: #ffffff;
    --cd-gray-50: #f9fafb;
    --cd-gray-100: #f3f4f6;
    --cd-gray-200: #e5e7eb;
    --cd-gray-300: #d1d5db;
    --cd-gray-400: #9ca3af;
    --cd-gray-500: #6b7280;
    --cd-gray-600: #4b5563;
    --cd-gray-700: #374151;
    --cd-gray-800: #1f2937;
    --cd-gray-900: #111827;
    --cd-black: #000000;
    
    /* Semantic Colors */
    --cd-success: #10b981;
    --cd-error: #ef4444;
    --cd-warning: #f59e0b;
    --cd-info: #3b82f6;
    
    /* Shadows */
    --cd-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --cd-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --cd-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --cd-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --cd-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Border Radius */
    --cd-radius-sm: 0.375rem;
    --cd-radius: 0.5rem;
    --cd-radius-md: 0.75rem;
    --cd-radius-lg: 1rem;
    --cd-radius-xl: 1.5rem;
    --cd-radius-full: 9999px;
    
    /* Transitions */
    --cd-transition-fast: 150ms ease;
    --cd-transition: 300ms ease;
    --cd-transition-slow: 500ms ease;
    
    /* Spacing */
    --cd-space-xs: 0.25rem;
    --cd-space-sm: 0.5rem;
    --cd-space-md: 1rem;
    --cd-space-lg: 1.5rem;
    --cd-space-xl: 2rem;
    --cd-space-2xl: 3rem;
}

/* Reset & Base Styles */
.cd-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--cd-space-md);
}

.cd-registration-wrapper,
.cd-directory-wrapper {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--cd-gray-50) 0%, var(--cd-white) 100%);
    padding: var(--cd-space-2xl) 0;
}

/* Typography */
.cd-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--cd-gray-900);
    line-height: 1.2;
    margin-bottom: var(--cd-space-sm);
}

.cd-subtitle {
    font-size: 1.125rem;
    color: var(--cd-gray-600);
    line-height: 1.6;
}

/* Form Styles */
.cd-form-header {
    display: flex;
    align-items: center;
    gap: var(--cd-space-lg);
    margin-bottom: var(--cd-space-2xl);
    padding-bottom: var(--cd-space-lg);
    border-bottom: 2px solid var(--cd-gray-100);
}

.cd-header-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--cd-primary), var(--cd-secondary));
    border-radius: var(--cd-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cd-white);
    flex-shrink: 0;
}

.cd-form-section {
    background: var(--cd-white);
    border-radius: var(--cd-radius-lg);
    padding: var(--cd-space-xl);
    margin-bottom: var(--cd-space-lg);
    box-shadow: var(--cd-shadow-md);
    border: 1px solid var(--cd-gray-200);
}

.cd-section-header {
    display: flex;
    align-items: center;
    gap: var(--cd-space-md);
    margin-bottom: var(--cd-space-xl);
}

.cd-section-icon {
    font-size: 1.5rem;
    width: 48px;
    height: 48px;
    background: var(--cd-primary-bg);
    border-radius: var(--cd-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cd-primary);
}

.cd-form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--cd-space-xl);
    margin-bottom: var(--cd-space-xl);
}

.cd-form-group {
    margin-bottom: var(--cd-space-lg);
}

.cd-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--cd-space-sm);
    font-weight: 600;
    color: var(--cd-gray-700);
}

.cd-required {
    color: var(--cd-error);
    font-size: 1.25rem;
}

.cd-input-wrapper {
    position: relative;
}

.cd-input,
.cd-textarea,
.cd-select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--cd-gray-300);
    border-radius: var(--cd-radius);
    font-size: 1rem;
    color: var(--cd-gray-900);
    background: var(--cd-white);
    transition: all var(--cd-transition-fast);
}

.cd-input:focus,
.cd-textarea:focus,
.cd-select:focus {
    outline: none;
    border-color: var(--cd-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.cd-input-prefix {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--cd-gray-500);
    pointer-events: none;
}

.cd-input.with-prefix {
    padding-left: 3rem;
}

.cd-select-wrapper {
    position: relative;
}

.cd-select-arrow {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--cd-gray-500);
}

/* File Upload */
.cd-file-upload-wrapper {
    border: 2px dashed var(--cd-gray-300);
    border-radius: var(--cd-radius-lg);
    padding: var(--cd-space-xl);
    text-align: center;
    transition: all var(--cd-transition);
    background: var(--cd-gray-50);
}

.cd-file-upload-wrapper:hover {
    border-color: var(--cd-primary);
    background: var(--cd-primary-bg);
}

.cd-file-input {
    display: none;
}

.cd-file-label {
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--cd-space-md);
}

.cd-file-icon {
    color: var(--cd-primary);
    margin-bottom: var(--cd-space-sm);
}

.cd-file-button {
    background: var(--cd-primary);
    color: var(--cd-white);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--cd-radius);
    font-weight: 600;
    cursor: pointer;
    transition: background var(--cd-transition);
}

.cd-file-button:hover {
    background: var(--cd-primary-dark);
}

/* Buttons */
.cd-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--cd-space-sm);
    padding: 0.875rem 1.75rem;
    border: none;
    border-radius: var(--cd-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--cd-transition);
    text-decoration: none;
}

.cd-button-primary {
    background: linear-gradient(135deg, var(--cd-primary), var(--cd-secondary));
    color: var(--cd-white);
}

.cd-button-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--cd-shadow-lg);
}

.cd-button-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.cd-button-icon {
    display: inline-flex;
}

/* Directory Styles */
.cd-directory-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--cd-space-2xl);
    flex-wrap: wrap;
    gap: var(--cd-space-lg);
}

.cd-stats {
    display: flex;
    gap: var(--cd-space-lg);
}

.cd-stat-card {
    background: var(--cd-white);
    border-radius: var(--cd-radius-lg);
    padding: var(--cd-space-lg);
    box-shadow: var(--cd-shadow-md);
    border: 1px solid var(--cd-gray-200);
    display: flex;
    align-items: center;
    gap: var(--cd-space-md);
    min-width: 200px;
}

.cd-stat-icon {
    font-size: 2rem;
    color: var(--cd-primary);
}

.cd-stat-number {
    display: block;
    font-size: 1.875rem;
    font-weight: 800;
    color: var(--cd-gray-900);
    line-height: 1;
}

.cd-stat-label {
    font-size: 0.875rem;
    color: var(--cd-gray-600);
}

/* Filters */
.cd-filters {
    display: flex;
    gap: var(--cd-space-lg);
    margin-bottom: var(--cd-space-2xl);
    flex-wrap: wrap;
}

.cd-search-box {
    flex: 1;
    min-width: 300px;
    position: relative;
}

.cd-search-icon {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--cd-gray-400);
    pointer-events: none;
}

.cd-search-input {
    width: 100%;
    padding: 0.875rem 3rem 0.875rem 1rem;
    border: 2px solid var(--cd-gray-300);
    border-radius: var(--cd-radius);
    font-size: 1rem;
    color: var(--cd-gray-900);
    background: var(--cd-white);
    transition: all var(--cd-transition-fast);
}

.cd-search-input:focus {
    outline: none;
    border-color: var(--cd-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.cd-filter-group {
    display: flex;
    gap: var(--cd-space-md);
    flex-wrap: wrap;
}

.cd-filter-select {
    padding: 0.875rem 1rem;
    border: 2px solid var(--cd-gray-300);
    border-radius: var(--cd-radius);
    font-size: 1rem;
    color: var(--cd-gray-900);
    background: var(--cd-white);
    min-width: 200px;
    cursor: pointer;
}

/* Companies Grid */
.cd-companies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--cd-space-xl);
    margin-bottom: var(--cd-space-2xl);
}

.cd-company-card {
    background: var(--cd-white);
    border-radius: var(--cd-radius-lg);
    overflow: hidden;
    box-shadow: var(--cd-shadow-md);
    border: 1px solid var(--cd-gray-200);
    transition: all var(--cd-transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.cd-company-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--cd-shadow-xl);
}

.cd-company-header {
    padding: var(--cd-space-lg);
    display: flex;
    align-items: center;
    gap: var(--cd-space-md);
    border-bottom: 1px solid var(--cd-gray-100);
    background: linear-gradient(135deg, var(--cd-primary-bg), var(--cd-white));
}

.cd-company-logo {
    width: 64px;
    height: 64px;
    border-radius: var(--cd-radius);
    overflow: hidden;
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--cd-primary), var(--cd-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
}

.cd-company-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cd-company-logo-fallback {
    color: var(--cd-white);
    font-size: 1.5rem;
    font-weight: bold;
}

.cd-company-info {
    flex: 1;
    min-width: 0;
}

.cd-company-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--cd-gray-900);
    margin-bottom: var(--cd-space-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cd-company-meta {
    display: flex;
    gap: var(--cd-space-sm);
    flex-wrap: wrap;
}

.cd-company-field {
    background: var(--cd-gray-100);
    color: var(--cd-gray-700);
    padding: 0.25rem 0.75rem;
    border-radius: var(--cd-radius-full);
    font-size: 0.875rem;
    font-weight: 600;
}

.cd-company-featured {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: var(--cd-white);
    padding: 0.25rem 0.75rem;
    border-radius: var(--cd-radius-full);
    font-size: 0.875rem;
    font-weight: 600;
}

.cd-company-body {
    padding: var(--cd-space-lg);
    flex: 1;
}

.cd-company-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--cd-space-md);
    margin-bottom: var(--cd-space-lg);
}

.cd-detail-item {
    display: flex;
    align-items: flex-start;
    gap: var(--cd-space-sm);
}

.cd-detail-icon {
    color: var(--cd-primary);
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.cd-detail-content {
    flex: 1;
    min-width: 0;
}

.cd-detail-label {
    display: block;
    font-size: 0.875rem;
    color: var(--cd-gray-600);
    margin-bottom: 2px;
}

.cd-detail-value {
    display: block;
    font-size: 0.9375rem;
    color: var(--cd-gray-900);
    font-weight: 500;
    word-break: break-all;
}

.cd-phone,
.cd-email,
.cd-website {
    color: var(--cd-primary);
    text-decoration: none;
    transition: color var(--cd-transition-fast);
}

.cd-phone:hover,
.cd-email:hover,
.cd-website:hover {
    color: var(--cd-primary-dark);
    text-decoration: underline;
}

.cd-company-address {
    display: flex;
    gap: var(--cd-space-sm);
    margin-bottom: var(--cd-space-lg);
    padding: var(--cd-space-md);
    background: var(--cd-gray-50);
    border-radius: var(--cd-radius);
}

.cd-company-description {
    margin-top: var(--cd-space-lg);
    padding-top: var(--cd-space-lg);
    border-top: 1px solid var(--cd-gray-200);
}

.cd-company-description h4 {
    font-size: 1rem;
    color: var(--cd-gray-900);
    margin-bottom: var(--cd-space-sm);
}

.cd-company-description p {
    font-size: 0.9375rem;
    color: var(--cd-gray-700);
    line-height: 1.6;
}

.cd-company-footer {
    padding: var(--cd-space-lg);
    border-top: 1px solid var(--cd-gray-200);
    background: var(--cd-gray-50);
}

.cd-company-actions {
    display: flex;
    gap: var(--cd-space-sm);
}

.cd-action-btn {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--cd-space-sm);
    padding: 0.75rem 1rem;
    border: none;
    border-radius: var(--cd-radius);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--cd-transition-fast);
    text-decoration: none;
}

.cd-action-primary {
    background: linear-gradient(135deg, var(--cd-primary), var(--cd-secondary));
    color: var(--cd-white);
}

.cd-action-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--cd-shadow-md);
}

.cd-action-secondary {
    background: var(--cd-white);
    color: var(--cd-primary);
    border: 2px solid var(--cd-gray-300);
}

.cd-action-secondary:hover {
    border-color: var(--cd-primary);
    background: var(--cd-primary-bg);
}

/* Loading & Empty States */
.cd-loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--cd-space-2xl);
}

.cd-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--cd-gray-200);
    border-top-color: var(--cd-primary);
    border-radius: 50%;
    animation: cd-spin 1s linear infinite;
    margin: 0 auto var(--cd-space-lg);
}

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

.cd-empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--cd-space-2xl);
}

.cd-empty-icon {
    color: var(--cd-gray-300);
    font-size: 4rem;
    margin-bottom: var(--cd-space-lg);
}

.cd-empty-state h3 {
    font-size: 1.5rem;
    color: var(--cd-gray-700);
    margin-bottom: var(--cd-space-sm);
}

.cd-empty-state p {
    color: var(--cd-gray-500);
}

/* Modal */
.cd-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: none;
}

.cd-modal.show {
    display: block;
}

.cd-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.cd-modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    background: var(--cd-white);
    border-radius: var(--cd-radius-xl);
    overflow: hidden;
    box-shadow: var(--cd-shadow-xl);
}

.cd-modal-close {
    position: absolute;
    top: var(--cd-space-lg);
    left: var(--cd-space-lg);
    width: 40px;
    height: 40px;
    border: none;
    background: var(--cd-white);
    border-radius: var(--cd-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    box-shadow: var(--cd-shadow);
    transition: all var(--cd-transition-fast);
}

.cd-modal-close:hover {
    background: var(--cd-gray-100);
    transform: rotate(90deg);
}

.cd-modal-body {
    padding: var(--cd-space-2xl);
    overflow-y: auto;
    max-height: calc(90vh - 80px);
}

/* Alerts */
.cd-alert {
    padding: var(--cd-space-lg);
    border-radius: var(--cd-radius);
    margin-bottom: var(--cd-space-lg);
    font-weight: 500;
}

.cd-alert-success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.cd-alert-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.cd-alert-warning {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fde68a;
}

.cd-alert-info {
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #bfdbfe;
}

/* Pagination */
.cd-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--cd-space-sm);
    margin-top: var(--cd-space-2xl);
}

.cd-page-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--cd-gray-300);
    border-radius: var(--cd-radius);
    background: var(--cd-white);
    color: var(--cd-gray-700);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--cd-transition-fast);
}

.cd-page-btn:hover {
    border-color: var(--cd-primary);
    color: var(--cd-primary);
}

.cd-page-btn.active {
    background: var(--cd-primary);
    border-color: var(--cd-primary);
    color: var(--cd-white);
}

.cd-page-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Responsive */
@media (max-width: 768px) {
    .cd-form-grid {
        grid-template-columns: 1fr;
    }
    
    .cd-companies-grid {
        grid-template-columns: 1fr;
    }
    
    .cd-directory-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .cd-stats {
        justify-content: center;
    }
    
    .cd-filters {
        flex-direction: column;
    }
    
    .cd-search-box,
    .cd-filter-select {
        min-width: 100%;
    }
    
    .cd-company-details {
        grid-template-columns: 1fr;
    }
    
    .cd-company-actions {
        flex-direction: column;
    }
    
    .cd-form-section {
        padding: var(--cd-space-lg);
    }
    
    .cd-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .cd-container {
        padding: 0 var(--cd-space-sm);
    }
    
    .cd-form-header {
        flex-direction: column;
        text-align: center;
    }
    
    .cd-section-header {
        flex-direction: column;
        text-align: center;
        gap: var(--cd-space-sm);
    }
    
    .cd-stat-card {
        min-width: 100%;
    }
}

/* Print Styles */
@media print {
    .cd-filters,
    .cd-company-actions,
    .cd-pagination {
        display: none !important;
    }
    
    .cd-company-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--cd-gray-300);
    }
}