/**
 * SiteRooster Keyword Research Styles
 * Two-panel layout with SERP results and keywords table
 */

/* ================================
   Search Container
   ================================ */
.sr-kr-search-container {
    margin-bottom: 24px;
}

.sr-kr-search-box {
    background: var(--sr-bg-primary, #ffffff);
    border: 1px solid var(--sr-border-color, #e5e7eb);
    border-radius: 12px;
    padding: 20px;
}

.sr-kr-input-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--sr-bg-secondary, #f9fafb);
    border: 1px solid var(--sr-border-color, #e5e7eb);
    border-radius: 8px;
    padding: 4px 4px 4px 16px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.sr-kr-input-wrapper:focus-within {
    border-color: var(--sr-primary, #f97316);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

.sr-kr-search-icon {
    width: 20px;
    height: 20px;
    color: var(--sr-text-tertiary, #9ca3af);
    flex-shrink: 0;
}

.sr-kr-input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 15px;
    color: var(--sr-text-primary, #111827);
    padding: 12px 0;
    outline: none;
}

.sr-kr-input::placeholder {
    color: var(--sr-text-tertiary, #9ca3af);
}

.sr-kr-discover-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--sr-primary, #f97316);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s;
    white-space: nowrap;
}

.sr-kr-discover-btn:hover {
    background: var(--sr-primary-dark, #ea580c);
}

.sr-kr-discover-btn:disabled {
    background: var(--sr-text-tertiary, #9ca3af);
    cursor: not-allowed;
}

.sr-kr-stop-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 12px 16px;
    background: #ef4444;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s;
    white-space: nowrap;
}

.sr-kr-stop-btn:hover {
    background: #dc2626;
}

.sr-kr-btn-loading {
    display: flex;
    align-items: center;
    gap: 8px;
}

.sr-kr-btn-loading .sr-spinner {
    width: 16px;
    height: 16px;
    animation: sr-spin 1s linear infinite;
}

@keyframes sr-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.sr-kr-search-hint {
    margin-top: 8px;
    font-size: 12px;
    color: var(--sr-text-tertiary, #9ca3af);
    text-align: center;
}

/* Location Selector (inside search bar) */
.sr-kr-location-wrapper {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0 4px;
    border-left: 1px solid var(--sr-border-color, #e5e7eb);
    flex-shrink: 0;
}

.sr-kr-location-icon {
    color: var(--sr-text-tertiary, #9ca3af);
    flex-shrink: 0;
}

.sr-kr-location-select {
    border: none;
    background: transparent;
    font-size: 13px;
    color: var(--sr-text-secondary, #6b7280);
    cursor: pointer;
    outline: none;
    padding: 4px 2px;
    max-width: 140px;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 2px center;
    padding-right: 16px;
}

.sr-kr-location-select:hover {
    color: var(--sr-text-primary, #111827);
}

/* Location Badge (in results header) */
.sr-kr-location-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    background: var(--sr-bg-secondary, #f3f4f6);
    border: 1px solid var(--sr-border-color, #e5e7eb);
    border-radius: 12px;
    font-size: 11px;
    color: var(--sr-text-secondary, #6b7280);
    margin-left: auto;
    white-space: nowrap;
}

.sr-kr-location-badge svg {
    flex-shrink: 0;
}

/* Recent discovery location label */
.sr-kr-recent-location {
    font-size: 11px;
    color: var(--sr-text-tertiary, #9ca3af);
    margin-left: 4px;
}

@media (max-width: 640px) {
    .sr-kr-input-wrapper {
        flex-wrap: wrap;
    }
    
    .sr-kr-location-wrapper {
        border-left: none;
        border-top: 1px solid var(--sr-border-color, #e5e7eb);
        width: 100%;
        padding: 8px 0 0;
    }
    
    .sr-kr-location-select {
        max-width: none;
        flex: 1;
    }
}

/* ================================
   SERP Section - Two Column Layout
   ================================ */
.sr-kr-serp-section {
    background: var(--sr-bg-primary, #ffffff);
    border: 1px solid var(--sr-border-color, #e5e7eb);
    border-radius: 12px;
    margin-bottom: 20px;
    overflow: hidden;
}

.sr-kr-serp-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--sr-border-color, #e5e7eb);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sr-kr-serp-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--sr-text-primary, #111827);
    margin: 0;
}

.sr-kr-serp-subtitle {
    font-size: 12px;
    color: var(--sr-text-tertiary, #9ca3af);
}

.sr-kr-serp-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 300px;
}

@media (max-width: 1000px) {
    .sr-kr-serp-columns {
        grid-template-columns: 1fr;
    }
}

.sr-kr-serp-column {
    border-right: 1px solid var(--sr-border-color, #e5e7eb);
    max-height: 500px;
    overflow-y: auto;
}

.sr-kr-serp-column:last-child {
    border-right: none;
}

.sr-kr-serp-column-header {
    padding: 10px 16px;
    background: var(--sr-bg-secondary, #f9fafb);
    font-size: 12px;
    font-weight: 600;
    color: var(--sr-text-secondary, #6b7280);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--sr-border-color, #e5e7eb);
    position: sticky;
    top: 0;
    z-index: 1;
}

.sr-kr-serp-empty {
    padding: 40px 20px;
    text-align: center;
    color: var(--sr-text-tertiary, #9ca3af);
    font-size: 13px;
    font-style: italic;
}

/* ================================
   Keywords Section - Full Width
   ================================ */
.sr-kr-keywords-section {
    background: var(--sr-bg-primary, #ffffff);
    border: 1px solid var(--sr-border-color, #e5e7eb);
    border-radius: 12px;
    overflow: hidden;
}

.sr-kr-keywords-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--sr-border-color, #e5e7eb);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

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

.sr-kr-keywords-header-left h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--sr-text-primary, #111827);
    margin: 0;
}

.sr-kr-keywords-status {
    font-size: 12px;
    color: var(--sr-text-tertiary, #9ca3af);
}

.sr-kr-keywords-header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sr-kr-keywords-search {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: var(--sr-bg-secondary, #f9fafb);
    border: 1px solid var(--sr-border-color, #e5e7eb);
    border-radius: 6px;
}

.sr-kr-keywords-search svg {
    color: var(--sr-text-tertiary, #9ca3af);
    flex-shrink: 0;
}

.sr-kr-keywords-search input {
    border: none;
    background: transparent;
    font-size: 13px;
    color: var(--sr-text-primary, #111827);
    outline: none;
    width: 150px;
}

.sr-kr-keywords-search input::placeholder {
    color: var(--sr-text-tertiary, #9ca3af);
}

.sr-kr-filter-buttons {
    display: flex;
    gap: 6px;
}

.sr-kr-filter-btn {
    padding: 6px 12px;
    background: var(--sr-bg-secondary, #f3f4f6);
    border: 1px solid var(--sr-border-color, #e5e7eb);
    border-radius: 6px;
    font-size: 12px;
    color: var(--sr-text-secondary, #6b7280);
    cursor: pointer;
    transition: all 0.2s;
}

.sr-kr-filter-btn:hover {
    background: var(--sr-bg-tertiary, #e5e7eb);
}

.sr-kr-filter-btn.active {
    background: var(--sr-primary, #f97316);
    border-color: var(--sr-primary, #f97316);
    color: white;
}

.sr-kr-export-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--sr-bg-secondary, #f3f4f6);
    border: 1px solid var(--sr-border-color, #e5e7eb);
    border-radius: 6px;
    color: var(--sr-text-secondary, #6b7280);
    cursor: pointer;
    transition: all 0.2s;
}

.sr-kr-export-btn:hover {
    background: var(--sr-bg-tertiary, #e5e7eb);
    color: var(--sr-text-primary, #111827);
}

.sr-kr-credits-counter {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--sr-bg-secondary, #f9fafb);
    border: 1px solid var(--sr-border-color, #e5e7eb);
    border-radius: 6px;
    font-size: 12px;
    color: var(--sr-text-secondary, #6b7280);
}

.sr-kr-credits-counter svg {
    color: var(--sr-primary, #f97316);
}

.sr-kr-credits-counter.sr-kr-credits-low {
    background: #fef3c7;
    border-color: #fcd34d;
    color: #92400e;
}

.sr-kr-credits-counter.sr-kr-credits-empty {
    background: #fee2e2;
    border-color: #fca5a5;
    color: #991b1b;
}

.sr-kr-header-divider {
    width: 1px;
    height: 24px;
    background: var(--sr-border-color, #e5e7eb);
    margin: 0 4px;
}

.sr-kr-keywords-table-container {
    max-height: 500px;
    overflow-y: auto;
}

.sr-kr-keywords-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--sr-border-color, #e5e7eb);
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--sr-bg-secondary, #f9fafb);
}

.sr-kr-volumes-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: #3b82f6;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s, opacity 0.2s;
}

.sr-kr-volumes-btn:hover:not(:disabled) {
    background: #2563eb;
}

.sr-kr-volumes-btn:disabled {
    background: var(--sr-text-tertiary, #9ca3af);
    cursor: not-allowed;
    opacity: 0.7;
}

.sr-kr-volumes-btn-loading {
    display: flex;
    align-items: center;
    gap: 6px;
}

.sr-kr-volumes-btn-loading .sr-spinner {
    width: 14px;
    height: 14px;
}

.sr-kr-volumes-hint {
    font-size: 12px;
    color: var(--sr-text-tertiary, #9ca3af);
}

@media (max-width: 900px) {
    .sr-kr-keywords-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .sr-kr-keywords-header-right {
        width: 100%;
        flex-wrap: wrap;
    }
    
    .sr-kr-filter-buttons {
        flex-wrap: wrap;
    }
}

/* ================================
   AI Overview
   ================================ */
.sr-kr-ai-overview {
    margin: 16px;
    padding: 0;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-radius: 8px;
    border: 1px solid #fcd34d;
    overflow: hidden;
}

.sr-kr-ai-overview.processing {
    animation: sr-kr-pulse-gold 2s ease-in-out infinite;
}

@keyframes sr-kr-pulse-gold {
    0%, 100% { 
        box-shadow: 0 0 0 0 rgba(251, 191, 36, 0);
    }
    50% { 
        box-shadow: 0 0 0 4px rgba(251, 191, 36, 0.3);
    }
}

.sr-kr-ai-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    cursor: pointer;
    transition: background 0.2s;
}

.sr-kr-ai-header:hover {
    background: rgba(146, 64, 14, 0.05);
}

.sr-kr-ai-header-left {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: #92400e;
}

.sr-kr-ai-header-left svg {
    width: 18px;
    height: 18px;
}

.sr-kr-ai-badge {
    padding: 2px 8px;
    background: rgba(146, 64, 14, 0.15);
    border-radius: 10px;
    font-size: 11px;
    font-weight: 500;
}

.sr-kr-ai-chevron {
    width: 18px;
    height: 18px;
    color: #92400e;
    transition: transform 0.2s;
}

.sr-kr-ai-overview.collapsed .sr-kr-ai-chevron {
    transform: rotate(-90deg);
}

.sr-kr-ai-overview.collapsed .sr-kr-ai-content {
    display: none;
}

.sr-kr-ai-content {
    padding: 0 16px 16px;
}

.sr-kr-ai-text {
    font-size: 13px;
    line-height: 1.6;
    color: #78350f;
    max-height: 200px;
    overflow-y: auto;
}

.sr-kr-ai-status {
    margin-top: 10px;
    font-size: 11px;
    color: #92400e;
    display: flex;
    align-items: center;
    gap: 6px;
}

.sr-kr-ai-status svg {
    width: 12px;
    height: 12px;
    animation: sr-spin 1s linear infinite;
}

.sr-kr-ai-status.completed svg {
    animation: none;
}

.sr-kr-ai-overview.highlighted {
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.3);
}

/* ================================
   SERP Results List
   ================================ */
.sr-kr-serp-list {
    padding: 8px;
}

.sr-kr-serp-item {
    display: flex;
    gap: 12px;
    padding: 12px;
    border-radius: 8px;
    transition: background 0.15s;
    cursor: pointer;
}

.sr-kr-serp-item:hover {
    background: var(--sr-bg-secondary, #f9fafb);
}

.sr-kr-serp-item.highlighted {
    background: rgba(249, 115, 22, 0.1);
    border: 1px solid rgba(249, 115, 22, 0.3);
}

.sr-kr-serp-item.processing {
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.3);
    animation: sr-kr-pulse 2s ease-in-out infinite;
}

@keyframes sr-kr-pulse {
    0%, 100% { 
        background: rgba(59, 130, 246, 0.08);
        border-color: rgba(59, 130, 246, 0.3);
    }
    50% { 
        background: rgba(59, 130, 246, 0.15);
        border-color: rgba(59, 130, 246, 0.5);
    }
}

.sr-kr-serp-item.completed {
    border-left: 3px solid #22c55e;
}

.sr-kr-serp-item.skipped {
    opacity: 0.6;
    border-left: 3px solid var(--sr-text-tertiary, #9ca3af);
}

.sr-kr-serp-status {
    margin-top: 8px;
    font-size: 11px;
    color: #3b82f6;
    display: flex;
    align-items: center;
    gap: 6px;
}

.sr-kr-serp-status svg {
    width: 12px;
    height: 12px;
    animation: sr-spin 1s linear infinite;
}

.sr-kr-serp-status.completed {
    color: #22c55e;
}

.sr-kr-serp-status.completed svg {
    animation: none;
}

.sr-kr-serp-keywords-count {
    font-size: 11px;
    color: #22c55e;
    margin-top: 4px;
}

.sr-kr-serp-position {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sr-bg-tertiary, #e5e7eb);
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--sr-text-secondary, #6b7280);
    flex-shrink: 0;
}

.sr-kr-serp-content {
    flex: 1;
    min-width: 0;
}

.sr-kr-serp-title {
    font-size: 14px;
    font-weight: 500;
    color: #1a0dab;
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sr-kr-serp-url {
    font-size: 12px;
    color: #006621;
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sr-kr-serp-description {
    font-size: 12px;
    color: var(--sr-text-secondary, #6b7280);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ================================
   Keywords Table
   ================================ */
.sr-kr-keywords-table {
    width: 100%;
    border-collapse: collapse;
}

.sr-kr-keywords-table thead {
    position: sticky;
    top: 0;
    background: var(--sr-bg-primary, #ffffff);
    z-index: 1;
}

.sr-kr-keywords-table th {
    padding: 12px 16px;
    text-align: left;
    font-size: 11px;
    font-weight: 600;
    color: var(--sr-text-tertiary, #9ca3af);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--sr-border-color, #e5e7eb);
    white-space: nowrap;
}

.sr-kr-keywords-table th.sr-kr-sortable {
    cursor: pointer;
    user-select: none;
    transition: color 0.2s;
}

.sr-kr-keywords-table th.sr-kr-sortable:hover {
    color: var(--sr-text-primary, #111827);
}

.sr-kr-keywords-table th.sr-kr-sortable.sr-kr-sort-active {
    color: var(--sr-primary, #f97316);
}

.sr-kr-sort-icon {
    margin-left: 4px;
    vertical-align: middle;
    opacity: 0.4;
    transition: opacity 0.2s;
}

.sr-kr-sortable:hover .sr-kr-sort-icon {
    opacity: 0.7;
}

.sr-kr-sortable.sr-kr-sort-active .sr-kr-sort-icon {
    opacity: 1;
}

.sr-kr-keywords-table td {
    padding: 12px 16px;
    font-size: 13px;
    color: var(--sr-text-primary, #111827);
    border-bottom: 1px solid var(--sr-border-color, #e5e7eb);
}

.sr-kr-keywords-table tbody tr {
    cursor: pointer;
    transition: background 0.15s;
}

.sr-kr-keywords-table tbody tr:hover {
    background: var(--sr-bg-secondary, #f9fafb);
}

.sr-kr-keywords-table tbody tr.active {
    background: rgba(249, 115, 22, 0.1);
}

/* Column widths */
.sr-kr-col-keyword {
    width: 30%;
}

.sr-kr-col-difficulty {
    width: 12%;
}

.sr-kr-col-avgrank {
    width: 12%;
}

.sr-kr-col-sites {
    width: 10%;
}

.sr-kr-col-volume {
    width: 14%;
}

.sr-kr-col-intent {
    width: 14%;
}

.sr-kr-keyword-text {
    font-weight: 500;
}

.sr-kr-keyword-seed {
    display: inline-block;
    margin-left: 6px;
    padding: 2px 6px;
    background: var(--sr-primary, #f97316);
    color: white;
    font-size: 10px;
    border-radius: 4px;
    vertical-align: middle;
}

.sr-kr-volume {
    font-weight: 500;
    font-variant-numeric: tabular-nums;
}

.sr-kr-volume-none {
    color: var(--sr-text-tertiary, #9ca3af);
}

/* Difficulty Score */
.sr-kr-difficulty {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    min-width: 36px;
    text-align: center;
}

.sr-kr-difficulty-easy {
    background: #dcfce7;
    color: #166534;
}

.sr-kr-difficulty-medium {
    background: #fef3c7;
    color: #92400e;
}

.sr-kr-difficulty-hard {
    background: #fee2e2;
    color: #991b1b;
}

.sr-kr-difficulty-na {
    background: var(--sr-bg-tertiary, #e5e7eb);
    color: var(--sr-text-tertiary, #9ca3af);
}

/* Avg Rank & Sites Using */
.sr-kr-avgrank,
.sr-kr-sites {
    font-weight: 500;
    font-variant-numeric: tabular-nums;
}

.sr-kr-avgrank-na,
.sr-kr-sites-na {
    color: var(--sr-text-tertiary, #9ca3af);
}

/* Intent Badges */
.sr-kr-intent {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    text-transform: capitalize;
}

.sr-kr-intent-informational {
    background: #dbeafe;
    color: #1e40af;
}

.sr-kr-intent-commercial {
    background: #fef3c7;
    color: #92400e;
}

.sr-kr-intent-transactional {
    background: #dcfce7;
    color: #166534;
}

.sr-kr-intent-navigational {
    background: #f3e8ff;
    color: #6b21a8;
}

.sr-kr-intent-seed {
    background: var(--sr-primary, #f97316);
    color: white;
}

.sr-kr-intent-unknown {
    background: var(--sr-bg-tertiary, #e5e7eb);
    color: var(--sr-text-secondary, #6b7280);
}

/* Sources */
.sr-kr-sources {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.sr-kr-source-badge {
    display: inline-block;
    padding: 2px 6px;
    background: var(--sr-bg-tertiary, #e5e7eb);
    border-radius: 4px;
    font-size: 10px;
    color: var(--sr-text-secondary, #6b7280);
}

.sr-kr-source-badge.sr-kr-source-ai {
    background: #fef3c7;
    color: #92400e;
}

.sr-kr-source-badge.sr-kr-source-seed {
    background: var(--sr-primary, #f97316);
    color: white;
}

.sr-kr-source-more {
    font-size: 10px;
    color: var(--sr-text-tertiary, #9ca3af);
    margin-left: 4px;
}

.sr-kr-volume-pending {
    color: var(--sr-text-tertiary, #9ca3af);
}

/* ================================
   Pagination
   ================================ */
.sr-kr-pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-top: 1px solid var(--sr-border-color, #e5e7eb);
    background: var(--sr-bg-secondary, #f9fafb);
}

.sr-kr-pagination-info {
    font-size: 13px;
    color: var(--sr-text-secondary, #6b7280);
}

.sr-kr-pagination-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.sr-kr-page-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 12px;
    background: var(--sr-bg-primary, #ffffff);
    border: 1px solid var(--sr-border-color, #e5e7eb);
    border-radius: 6px;
    font-size: 13px;
    color: var(--sr-text-secondary, #6b7280);
    cursor: pointer;
    transition: all 0.2s;
}

.sr-kr-page-btn:hover:not(:disabled) {
    background: var(--sr-bg-tertiary, #e5e7eb);
    color: var(--sr-text-primary, #111827);
}

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

.sr-kr-page-numbers {
    display: flex;
    align-items: center;
    gap: 4px;
}

.sr-kr-page-num {
    min-width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sr-bg-primary, #ffffff);
    border: 1px solid var(--sr-border-color, #e5e7eb);
    border-radius: 6px;
    font-size: 13px;
    color: var(--sr-text-secondary, #6b7280);
    cursor: pointer;
    transition: all 0.2s;
}

.sr-kr-page-num:hover {
    background: var(--sr-bg-tertiary, #e5e7eb);
    color: var(--sr-text-primary, #111827);
}

.sr-kr-page-num.active {
    background: var(--sr-primary, #f97316);
    border-color: var(--sr-primary, #f97316);
    color: white;
}

.sr-kr-page-ellipsis {
    padding: 0 8px;
    color: var(--sr-text-tertiary, #9ca3af);
}

@media (max-width: 600px) {
    .sr-kr-pagination {
        flex-direction: column;
        gap: 12px;
    }
    
    .sr-kr-page-numbers {
        display: none;
    }
}

/* ================================
   Empty State
   ================================ */
.sr-kr-empty-state {
    text-align: center;
    padding: 60px 20px;
    background: var(--sr-bg-primary, #ffffff);
    border: 1px solid var(--sr-border-color, #e5e7eb);
    border-radius: 12px;
}

.sr-kr-empty-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sr-bg-secondary, #f9fafb);
    border-radius: 50%;
}

.sr-kr-empty-icon svg {
    width: 40px;
    height: 40px;
    color: var(--sr-text-tertiary, #9ca3af);
}

.sr-kr-empty-state h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--sr-text-primary, #111827);
    margin: 0 0 8px;
}

.sr-kr-empty-state p {
    font-size: 14px;
    color: var(--sr-text-secondary, #6b7280);
    max-width: 400px;
    margin: 0 auto 24px;
}

.sr-kr-empty-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
}

.sr-kr-empty-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--sr-text-secondary, #6b7280);
}

.sr-kr-empty-feature svg {
    width: 18px;
    height: 18px;
    color: #22c55e;
}

/* ================================
   Recent Discoveries
   ================================ */
.sr-kr-recent-section {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--sr-border-color, #e5e7eb);
}

.sr-kr-recent-section h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--sr-text-primary, #111827);
    margin: 0 0 16px;
}

.sr-kr-recent-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.sr-kr-recent-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--sr-bg-secondary, #f9fafb);
    border: 1px solid var(--sr-border-color, #e5e7eb);
    border-radius: 6px;
    font-size: 13px;
    color: var(--sr-text-primary, #111827);
    cursor: pointer;
    transition: all 0.2s;
}

.sr-kr-recent-item:hover {
    background: var(--sr-bg-tertiary, #e5e7eb);
    border-color: var(--sr-text-tertiary, #9ca3af);
}

.sr-kr-recent-item svg {
    width: 14px;
    height: 14px;
    color: var(--sr-text-tertiary, #9ca3af);
}

.sr-kr-recent-count {
    font-size: 11px;
    color: var(--sr-text-tertiary, #9ca3af);
}

.sr-kr-recent-empty {
    font-size: 13px;
    color: var(--sr-text-tertiary, #9ca3af);
    font-style: italic;
}