/**
 * DocFilling Shared Components
 *
 * Estilos compartidos entre múltiples páginas de DocFilling.
 * Incluye: page headers, status indicators, sidebar toggle, modales,
 * formularios, tags, badges, estados vacíos.
 */

/* ============================================
   Page Header
   ============================================ */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    gap: var(--spacing-4);
    flex-wrap: wrap;
}

.page-header h1 {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    margin: 0;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

.page-header-actions {
    display: flex;
    gap: var(--spacing-2);
    align-items: center;
}

/* ============================================
   Status Indicators (Task statuses)
   ============================================ */
.status-badge,
.task-status {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.status-pending {
    background: var(--color-warning-100, #fff3cd);
    color: var(--color-warning-700, #856404);
}

.status-processing {
    background: var(--color-info-100, #cfe2ff);
    color: var(--color-info-700, #084298);
}

.status-completed {
    background: var(--color-success-100, #d1e7dd);
    color: var(--color-success-700, #0f5132);
}

.status-failed {
    background: var(--color-error-100, #f8d7da);
    color: var(--color-error-700, #842029);
}

.status-incomplete {
    background: var(--color-error-100, #f8d7da);
    color: var(--color-error-700, #842029);
}

.status-input_required {
    background: var(--color-warning-100, #fef3c7);
    color: var(--color-warning-700, #92400e);
}

/* Dark mode status overrides */
[data-theme="dark"] .status-pending {
    background: rgba(245, 158, 11, 0.2);
    color: var(--color-warning-400, #fbbf24);
}

[data-theme="dark"] .status-processing {
    background: rgba(59, 130, 246, 0.2);
    color: var(--color-info-400, #60a5fa);
}

[data-theme="dark"] .status-completed {
    background: rgba(16, 185, 129, 0.2);
    color: var(--color-success-400, #34d399);
}

[data-theme="dark"] .status-failed,
[data-theme="dark"] .status-incomplete {
    background: rgba(239, 68, 68, 0.2);
    color: var(--color-error-400, #f87171);
}

[data-theme="dark"] .status-input_required {
    background: rgba(245, 158, 11, 0.2);
    color: var(--color-warning-400, #fbbf24);
}

/* ============================================
   Sidebar Toggle Button
   ============================================ */
.sidebar-toggle {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    color: var(--text-primary);
    min-width: 30px;
    text-align: center;
    flex-shrink: 0;
}

.sidebar-toggle:hover {
    background: var(--interactive-hover);
}

/* ============================================
   Modal Styles
   ============================================ */
.modal {
    display: none;
    position: fixed;
    z-index: var(--z-modal-backdrop);
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal-content {
    background-color: var(--surface-primary);
    margin: 0 auto;
    padding: 0;
    border-radius: var(--radius-lg);
    width: 95%;
    max-width: 600px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.modal-content.modal-large {
    max-width: 900px;
}

.modal-content.modal-small {
    max-width: 500px;
}

.modal-content.modal-wide {
    max-width: 800px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-4) var(--spacing-5);
    border-bottom: 1px solid var(--border-primary);
    background: var(--surface-primary);
    flex-shrink: 0;
}

.modal-header h2 {
    margin: 0;
    color: var(--text-primary);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    font-family: var(--font-family-sans);
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-5);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-3);
    padding: var(--spacing-4) var(--spacing-5);
    border-top: 1px solid var(--border-primary);
    background: var(--surface-secondary);
    flex-shrink: 0;
}

.close {
    color: var(--text-tertiary);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
}

.close:hover,
.close:focus {
    color: var(--text-primary);
}

/* ============================================
   Form Styles
   ============================================ */
.form-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-5);
}

.form-group {
    margin-bottom: var(--spacing-4);
}

.form-group.full-width {
    width: 100%;
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-2);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    font-family: var(--font-family-sans);
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group textarea,
.form-group input[type="file"],
.form-group select {
    width: 100%;
    padding: var(--spacing-2-5) var(--spacing-3);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-family: var(--font-family-sans);
    box-sizing: border-box;
    background: white;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.form-group input[type="text"]:focus,
.form-group input[type="number"]:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px var(--color-primary-100);
}

.form-group input[type="file"] {
    padding: var(--spacing-2);
}

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

.form-text {
    display: block;
    margin-top: var(--spacing-1);
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    font-family: var(--font-family-sans);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-3);
    padding: var(--spacing-4) var(--spacing-5);
    border-top: 1px solid var(--border-primary);
    background: var(--surface-secondary);
    flex-shrink: 0;
}

/* ============================================
   Tag Badge Styles
   ============================================ */
.tag-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.15rem 0.5rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 500;
    color: white;
    margin-right: 0.25rem;
    margin-bottom: 0.15rem;
    gap: 0.25rem;
    white-space: nowrap;
}

.tag-badge .remove-tag {
    cursor: pointer;
    opacity: 0.7;
    margin-left: 0.2rem;
}

.tag-badge .remove-tag:hover {
    opacity: 1;
}

.tag-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    margin-top: 0.25rem;
}

.tag-badges-detail {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-top: 0.5rem;
}

.tag-badges-detail .tag-badge {
    font-size: 0.75rem;
    padding: 0.2rem 0.6rem;
}

.no-tags-placeholder {
    color: var(--text-tertiary);
    font-size: 0.85rem;
    font-style: italic;
}

/* Tags column in list tables */
.tags-cell {
    white-space: nowrap;
    max-width: 200px;
    overflow: hidden;
}

.tags-cell .tag-badge {
    font-size: 0.65rem;
    padding: 0.1rem 0.4rem;
}

/* Resizable table columns */
.column-resizer {
    opacity: 0;
    background-color: var(--border-secondary, #d1d5db);
    transition: opacity 0.2s, background-color 0.2s;
}

th:hover .column-resizer {
    opacity: 0.6;
}

.column-resizer:hover {
    opacity: 1 !important;
    background-color: var(--color-primary-500, #3b82f6) !important;
}

/* ============================================
   Tag Modal Styles
   ============================================ */
.tag-modal-body {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.tag-section {
    margin-bottom: 0.5rem;
}

.tag-section h4,
.tag-management-section h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tag-separator {
    border: none;
    border-top: 1px dashed var(--border-secondary);
    margin: 0.5rem 0;
}

/* Applied Tags List */
.applied-tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.75rem;
    background: var(--color-primary-50);
    border: 1px solid var(--color-primary-200);
    border-radius: 6px;
    min-height: 44px;
    align-items: center;
}

.applied-tags-list .applied-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.3rem 0.5rem 0.3rem 0.75rem;
    border-radius: 16px;
    font-size: 0.85rem;
    font-weight: 500;
    color: white;
    transition: all 0.2s;
}

.applied-tags-list .applied-tag .remove-applied-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    font-size: 0.7rem;
    font-weight: bold;
    transition: background 0.2s;
}

.applied-tags-list .applied-tag .remove-applied-tag:hover {
    background: rgba(255, 255, 255, 0.5);
}

.applied-tags-list .no-applied-tags {
    color: var(--text-tertiary);
    font-style: italic;
    font-size: 0.85rem;
}

/* Available Tags List */
.available-tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.75rem;
    background: var(--surface-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: 6px;
    min-height: 44px;
    align-items: center;
}

.available-tags-list .available-tag {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.75rem;
    border-radius: 16px;
    font-size: 0.85rem;
    font-weight: 500;
    color: white;
    cursor: pointer;
    transition: all 0.2s;
    opacity: 0.85;
}

.available-tags-list .available-tag:hover {
    opacity: 1;
    transform: scale(1.05);
}

.available-tags-list .no-available-tags {
    color: var(--text-tertiary);
    font-style: italic;
    font-size: 0.85rem;
}

/* Tag Management Section */
.tag-management-section {
    background: var(--surface-secondary);
    border-radius: 6px;
    padding: 1rem;
    border: 1px solid var(--border-primary);
}

.tag-create-form {
    margin-bottom: 1rem;
}

.tag-create-inputs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
}

.tag-create-inputs input[type="text"] {
    flex: 1;
    min-width: 150px;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-secondary);
    border-radius: 6px;
    font-size: 0.9rem;
}

.color-picker-inline {
    display: flex;
    align-items: center;
}

.color-options {
    display: flex;
    gap: 0.35rem;
}

.color-option {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s;
}

.color-option:hover {
    transform: scale(1.1);
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.color-option.selected {
    border-color: var(--text-primary);
    transform: scale(1.15);
    box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

/* All Tags Management List */
.all-tags-management {
    max-height: 200px;
    overflow-y: auto;
}

.all-tags-management .tag-management-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    margin-bottom: 0.35rem;
    background: var(--surface-primary);
    border: 1px solid var(--border-primary);
}

.all-tags-management .tag-management-item:last-child {
    margin-bottom: 0;
}

.all-tags-management .tag-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.all-tags-management .tag-color-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.all-tags-management .tag-name {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
}

.all-tags-management .tag-usage {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-left: 0.5rem;
}

.all-tags-management .tag-actions {
    display: flex;
    gap: 0.25rem;
}

.all-tags-management .tag-actions .btn-icon {
    padding: 0.25rem;
    font-size: 0.8rem;
}

/* Empty states */
.no-tags-placeholder {
    color: var(--text-tertiary);
    font-size: 0.85rem;
    font-style: italic;
}

/* Dark mode for tag modal */
[data-theme="dark"] .applied-tags-list {
    background: var(--surface-tertiary);
    border-color: var(--border-secondary);
}

[data-theme="dark"] .tag-management-section {
    background: var(--surface-tertiary);
    border-color: var(--border-secondary);
}

[data-theme="dark"] .all-tags-management .tag-management-item {
    background: var(--surface-secondary);
    border-color: var(--border-secondary);
}

[data-theme="dark"] .tag-create-inputs input[type="text"] {
    background: var(--surface-primary);
    color: var(--text-primary);
    border-color: var(--border-secondary);
}

/* ============================================
   Environment Badge
   ============================================ */
.environment-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
}

.environment-badge.production {
    background: var(--badge-success-bg);
    color: var(--badge-success-text);
}

.environment-badge.development {
    background: var(--badge-warning-bg);
    color: var(--badge-warning-text);
}

/* ============================================
   Empty State & Placeholder
   ============================================ */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    text-align: center;
    color: var(--text-tertiary);
    background: var(--surface-tertiary);
    border-radius: 8px;
    margin: 1rem;
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-text {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.empty-subtext {
    font-size: 0.9rem;
    color: var(--text-tertiary);
}

.detail-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-tertiary);
    padding: 2rem;
}

.placeholder-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.placeholder-text {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--text-tertiary);
}

.placeholder-help {
    max-width: 400px;
}

.help-card {
    background: var(--surface-tertiary);
    border-radius: 8px;
    padding: 1.5rem;
    border: 1px solid var(--border-primary);
}

.help-card h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
    font-size: 1rem;
}

.help-card p {
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.help-card ul {
    list-style: none;
    padding: 0;
    margin: 0.75rem 0;
}

.help-card li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.3rem 0;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.help-card code {
    background: var(--interactive-hover);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-size: 0.85rem;
    color: var(--text-primary);
}

/* ============================================
   Button Variants
   ============================================ */
.btn-icon {
    padding: 0.4rem;
    border: none;
    background: none;
    cursor: pointer;
    border-radius: 4px;
    color: var(--text-tertiary);
    transition: all 0.2s;
}

.btn-icon:hover {
    background: var(--surface-tertiary);
    color: var(--color-primary-600);
}

.btn-icon.danger:hover {
    color: var(--color-error-500);
}

.btn-small {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
    white-space: nowrap;
    min-width: auto;
    flex-shrink: 0;
}

.action-buttons {
    display: flex;
    gap: 0.25rem;
}

/* ============================================
   Search Input Styles
   ============================================ */
.search-container {
    padding: 0.5rem 1rem;
    background: var(--surface-tertiary);
    border-bottom: 1px solid var(--border-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.search-container input {
    flex: 1;
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--border-secondary);
    border-radius: 4px;
    font-size: 0.85rem;
}

.search-container .btn-sm {
    padding: 0.3rem 0.5rem;
    font-size: 0.8rem;
}

/* ============================================
   Filter Bar Styles
   ============================================ */
.filter-bar {
    padding: 0.75rem 1rem;
    background: var(--surface-tertiary);
    border-bottom: 1px solid var(--border-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-bar label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.filter-bar select {
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--border-secondary);
    border-radius: 4px;
    font-size: 0.85rem;
    background: white;
    color: var(--text-primary);
    min-width: 120px;
}

/* ============================================
   Dark Mode Overrides - Shared Components
   ============================================ */
[data-theme="dark"] .modal-content {
    background: var(--surface-secondary);
}

[data-theme="dark"] .modal-header {
    background: var(--surface-tertiary);
    border-color: var(--border-secondary);
}

[data-theme="dark"] .modal-header h2 {
    color: var(--text-primary);
}

[data-theme="dark"] .close {
    color: var(--text-secondary);
}

[data-theme="dark"] .close:hover {
    color: var(--text-primary);
}

[data-theme="dark"] .form-group label {
    color: var(--text-primary);
}

[data-theme="dark"] .form-group input[type="text"],
[data-theme="dark"] .form-group input[type="number"],
[data-theme="dark"] .form-group textarea,
[data-theme="dark"] .form-group input[type="file"],
[data-theme="dark"] .form-group select {
    background: var(--surface-tertiary);
    color: var(--text-primary);
    border-color: var(--border-secondary);
}

[data-theme="dark"] .form-text {
    color: var(--text-secondary);
}

[data-theme="dark"] .form-actions {
    border-color: var(--border-secondary);
}

[data-theme="dark"] .empty-state {
    color: var(--text-tertiary);
}

[data-theme="dark"] .empty-text {
    color: var(--text-secondary);
}

[data-theme="dark"] .detail-placeholder {
    background: var(--surface-primary);
}

[data-theme="dark"] .placeholder-text {
    color: var(--text-tertiary);
}

[data-theme="dark"] .help-card {
    background: var(--surface-secondary);
    border-color: var(--surface-tertiary);
}

[data-theme="dark"] .help-card h3 {
    color: var(--text-primary);
}

[data-theme="dark"] .help-card p,
[data-theme="dark"] .help-card li {
    color: var(--text-secondary);
}

[data-theme="dark"] .help-card code {
    background: var(--surface-tertiary);
    color: var(--text-primary);
}

[data-theme="dark"] .btn-icon {
    color: var(--text-secondary);
}

[data-theme="dark"] .btn-icon:hover {
    background: var(--surface-tertiary);
}

[data-theme="dark"] .tag-modal-body {
    background: var(--surface-secondary);
}

[data-theme="dark"] .available-tags-list {
    background: var(--surface-tertiary);
}

[data-theme="dark"] .filter-bar,
[data-theme="dark"] .search-container {
    background: var(--surface-tertiary);
    border-color: var(--border-secondary);
}

[data-theme="dark"] .filter-bar select,
[data-theme="dark"] .search-container input {
    background: var(--surface-secondary);
    color: var(--text-primary);
    border-color: var(--border-secondary);
}

/* ============================================
   Responsive adjustments when DocuBot is open
   (Common styles for all pages)
   ============================================ */

/* Page header becomes more compact when chat is open */
[data-chat-open="true"] .page-header {
    flex-wrap: wrap;
    gap: 0.75rem;
}

[data-chat-open="true"] .page-header h1 {
    font-size: 1.3rem;
}

[data-chat-open="true"] .page-header-actions {
    flex-wrap: wrap;
    gap: 0.5rem;
}

[data-chat-open="true"] .page-header-actions .btn {
    padding: 0.4rem 0.75rem;
    font-size: 0.85rem;
}

/* Make main content layouts more flexible when chat is open */
[data-chat-open="true"] .main-content {
    min-width: 0;
}

/* Reduce padding on containers when space is limited */
[data-chat-open="true"] .container {
    padding-left: 1rem;
    padding-right: 1rem;
}

/* Info grids become single column when chat is open */
[data-chat-open="true"] .info-grid,
[data-chat-open="true"] .meta-grid {
    grid-template-columns: 1fr;
}

/* Modal adjustments when chat is open */
[data-chat-open="true"] .modal-content {
    max-width: calc(100vw - var(--chat-width, 380px) - 40px);
}

/* Form layouts adjust when chat is open */
[data-chat-open="true"] .form-row {
    flex-direction: column;
}

[data-chat-open="true"] .form-group.half-width {
    width: 100%;
}

/* Tables become more compact */
[data-chat-open="true"] table th,
[data-chat-open="true"] table td {
    padding: 0.4rem 0.5rem;
    font-size: 0.85rem;
}

/* Cards and panels adjust */
[data-chat-open="true"] .card,
[data-chat-open="true"] .panel {
    padding: 1rem;
}

/* Buttons in headers/actions wrap properly */
[data-chat-open="true"] .header-actions,
[data-chat-open="true"] .panel-actions,
[data-chat-open="true"] .card-actions {
    flex-wrap: wrap;
    gap: 0.5rem;
}