* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #e8e8e8;
    --bg-card: #fafafa;
    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-muted: #7a7a7a;
    --border-color: #d0d0d0;
    --border-light: #e5e5e5;
    --accent: #0066cc;
    --accent-hover: #0052a3;
    --card-bg: #FFFFFF;
    --column-bg: #F5F5F7;
    --success: #28a745;
    --danger: #dc3545;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
}

[data-theme="dark"] {
    --bg-primary: #0d0d0d;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
    --bg-card: #1f1f1f;
    --text-primary: #f0f0f0;
    --text-secondary: #b0b0b0;
    --text-muted: #808080;
    --border-color: #333333;
    --border-light: #2a2a2a;
    --accent: #4d94ff;
    --accent-hover: #3d7acc;
    --card-bg: #2D2D2D;
    --column-bg: #191919;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.4);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.5);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
}

.header {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.view-toggle {
    display: flex;
    background-color: var(--bg-tertiary);
    border-radius: 6px;
    padding: 0.25rem;
    border: 1px solid var(--border-light);
}

.view-toggle button {
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s;
}

.view-toggle button.active {
    background-color: var(--card-bg);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.theme-toggle {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s;
}

.theme-toggle:hover {
    background-color: var(--bg-card);
    box-shadow: var(--shadow-sm);
}

.profile-link {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 0.8rem;
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    line-height: 1;
}

.profile-link:hover {
    background-color: var(--bg-card);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: var(--text-primary);
}

.container {
    width: 70%;
    max-width: 100%;
    margin: 0 auto;
    padding: 2rem;
}

.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-light);
}

.stats {
    display: flex;
    gap: 2rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

.stat-value {
    font-weight: 600;
    color: var(--text-primary);
}

.new-board-btn {
    background-color: var(--accent);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: var(--shadow-sm);
}

.new-board-btn:hover {
    background-color: var(--accent-hover);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.bulk-actions {
    display: flex;
    gap: 0.5rem;
}

.bulk-action-btn {
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.bulk-action-btn:hover {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--accent);
    transform: translateY(-1px);
}

/* List View Styles - HIDDEN */
.board-grid {
    display: none !important;
}

.board-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 1.5rem;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    color: inherit;
    display: block;
    box-shadow: var(--shadow-sm);
}

.board-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-color);
}

.board-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.board-meta {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.board-stats {
    margin-top: 1rem;
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Expanded View Styles - ALWAYS VISIBLE */
.expanded-view {
    display: block;
}

.expanded-board {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 2.5rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    position: relative;
}

.expanded-board-header {
    padding: 0;
    background: transparent;
    border: none;
    cursor: pointer;
}

.board-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 0.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    cursor: pointer;
}

.board-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    border-color: var(--accent);
}

.board-header-layout {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    min-width: 0;
}

.board-content-section {
    flex: 1;
    min-width: 0;
}

.board-actions-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
    min-width: 0;
}

.board-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    background: transparent;
    border: none;
    outline: none;
    font-family: inherit;
    cursor: text;
    padding: 0;
    margin: 0 0 0.25rem 0;
    width: 100%;
    min-width: 150px;
    display: block;
}

.board-title:focus {
    background: var(--bg-secondary);
    border: 1px solid var(--accent);
    border-radius: 4px;
    padding: 4px 6px;
    margin: -4px -6px 0.25rem -6px;
}

.board-summary {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.summary-item {
    color: var(--text-secondary);
}

.summary-divider {
    color: var(--accent);
    font-weight: bold;
}

.board-action-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    border: 1px solid var(--border-light);
    background: var(--bg-primary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    color: var(--text-primary);
    white-space: nowrap;
}

.board-action-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent);
    transform: translateY(-1px);
}

.primary-btn {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    font-weight: 600;
}

.primary-btn:hover {
    background: var(--text-primary);
    border-color: var(--text-primary);
    color: white;
}

.btn-text {
    font-size: 0.85rem;
}

.btn-icon {
    font-size: 1rem;
    opacity: 0.8;
}

.secondary-actions {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    min-width: 0;
}

.board-action-btn.voice-btn {
    padding: 0.5rem 0.75rem;
    min-width: auto !important;
    width: max-content !important;
    max-width: none !important;
    flex-shrink: 0 !important;
    white-space: nowrap !important;
    overflow: visible !important;
}

.voice-lang-select {
    padding: 0.5rem;
    min-width: 36px;
    justify-content: center;
}

.voice-lang-select {
    font-size: 0.75rem;
    font-weight: 600;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
}

.voice-lang-select option {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.collapse-btn {
    background: none;
    border: none;
    padding: 0.25rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.collapse-btn:hover {
    color: var(--accent);
    transform: scale(1.1);
}

/* Ensure proper button spacing and alignment in secondary actions */
.board-actions-section .secondary-actions {
    gap: 0.5rem; /* Consistent spacing between buttons */
    align-items: center; /* Vertically align all buttons */
}

/* Ensure voice and delete buttons match the styling in secondary actions */
.secondary-actions .voice-column-v2-btn,
.secondary-actions .board-delete-btn {
    font-size: 0.85rem;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.collapse-icon {
    transition: transform 0.3s ease;
    font-size: 1rem;
    display: block;
}

.expanded-board.collapsed .collapse-icon {
    transform: rotate(-90deg);
}

.expanded-board-content {
    padding: 0.75rem;
    padding-bottom: 1.5rem;
    background-color: var(--bg-card);
    height: 400px;
    max-height: 1200px;
    min-height: 200px;
    overflow-y: auto;
    transition: max-height 0.3s ease, height 0.3s ease;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
}

.expanded-board.collapsed .expanded-board-content {
    max-height: 0 !important;
    height: 0 !important;
    min-height: 0 !important;
    padding: 0 1.5rem;
    overflow: hidden;
}

.expanded-board.collapsed .resize-handle,
.expanded-board.collapsed .resize-handle-corner,
.expanded-board.collapsed .resize-dots {
    display: none;
}

/* Resize handle styles - Center bottom */
.resize-handle {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 16px;
    cursor: ns-resize;
    z-index: 15;
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Resize handle - Bottom right corner */
.resize-handle-corner {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 20px;
    height: 20px;
    cursor: nwse-resize;
    z-index: 15;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.expanded-board:hover .resize-handle,
.expanded-board:hover .resize-handle-corner {
    opacity: 1;
}

.resize-handle::before {
    content: '';
    width: 32px;
    height: 4px;
    background-color: var(--text-secondary);
    border-radius: 2px;
    opacity: 0.3;
    transition: all 0.2s ease;
}

.resize-handle:hover::before {
    opacity: 0.6;
    background-color: var(--accent);
    transform: scaleX(1.2);
}

.resize-handle:active::before {
    opacity: 0.8;
    background-color: var(--accent);
}

/* Corner resize handle visual */
.resize-handle-corner::before,
.resize-handle-corner::after {
    content: '';
    position: absolute;
    background-color: var(--text-secondary);
    opacity: 0.3;
    transition: all 0.2s ease;
}

.resize-handle-corner::before {
    bottom: 2px;
    right: 2px;
    width: 12px;
    height: 2px;
    border-radius: 1px;
}

.resize-handle-corner::after {
    bottom: 2px;
    right: 2px;
    width: 2px;
    height: 12px;
    border-radius: 1px;
}

.resize-handle-corner:hover::before,
.resize-handle-corner:hover::after {
    opacity: 0.6;
    background-color: var(--accent);
}

.resize-handle-corner:active::before,
.resize-handle-corner:active::after {
    opacity: 0.8;
    background-color: var(--accent);
}

/* Alternative modern style with dots */
.resize-dots {
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.expanded-board:hover .resize-dots {
    opacity: 0.5;
}

.resize-handle:hover ~ .resize-dots {
    opacity: 0.8;
}

.resize-dot {
    width: 4px;
    height: 4px;
    background-color: var(--text-secondary);
    border-radius: 50%;
}

.expanded-board.resizing {
    user-select: none;
}

.expanded-board.resizing .expanded-board-content {
    transition: none;
}

.columns-container {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    flex: 1;
    height: 100%;
    position: relative;
    z-index: 2;
    background-color: transparent;
}

.column-wrapper {
    background-color: var(--column-bg);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    min-width: 280px;
    max-width: 280px;
    box-shadow: var(--shadow-sm);
    transition: opacity 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* Done column styling for dashboard */
.column-wrapper[data-done="true"] {
    opacity: 0.7;
}

.column-wrapper[data-done="true"]:hover {
    opacity: 0.85;
}

.column-wrapper[data-done="true"] .column-header {
    opacity: 0.8;
}

.column-wrapper[data-done="true"] .column-header::after {
    content: " ✓";
    color: var(--text-secondary);
    opacity: 0.5;
    font-size: 0.85rem;
}

.column-wrapper[data-done="true"] .mini-card {
    opacity: 0.85;
    filter: saturate(0.7);
}

.column-wrapper[data-done="true"] .mini-card:hover {
    opacity: 1;
    filter: saturate(1);
}

.column-header {
    padding: 1rem;
    font-weight: 600;
    border-bottom: 1px solid var(--border-light);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    flex-shrink: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: grab;
    user-select: none;
    position: relative;
}

.column-header:active {
    cursor: grabbing;
}

.column-wrapper.dragging {
    opacity: 0.5;
    transform: rotate(2deg);
}

.column-wrapper.drag-over {
    transform: translateX(10px);
}

.column-title {
    background: transparent;
    border: none;
    color: inherit;
    font-weight: inherit;
    font-size: inherit;
    font-family: inherit;
    padding: 0.25rem 0.5rem;
    margin: -0.25rem 0 -0.25rem -0.5rem;
    border-radius: 4px;
    width: auto;
    min-width: 50px;
    cursor: text;
    transition: all 0.2s;
    flex: 0 0 auto;
}

.column-title:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .column-title:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.column-title:focus {
    outline: none;
    background-color: var(--bg-primary);
    box-shadow: 0 0 0 2px var(--accent);
}

.column-actions {
    display: flex;
    gap: 0.25rem;
    opacity: 0;
    transition: opacity 0.2s;
}

.column-wrapper:hover .column-actions {
    opacity: 1;
}

.column-action-btn {
    background: transparent;
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
    width: 20px;
    height: 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.6;
    transition: all 0.2s;
}

.column-action-btn:hover {
    opacity: 1;
    background-color: var(--bg-tertiary);
}

.column-action-btn.add-column:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.column-action-btn.delete-column:hover {
    border-color: var(--danger);
    color: var(--danger);
}

.column-cards.drag-over {
    background-color: var(--bg-tertiary);
    border: 2px dashed var(--accent);
    border-radius: 4px;
}

.mini-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    cursor: move;
    transition: all 0.2s;
    position: relative;
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.mini-card:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
    transform: translateY(-1px);
    border-color: var(--accent);
}

.mini-card.dragging {
    opacity: 0.5;
    transform: rotate(2deg);
    cursor: grabbing;
}

.mini-card-title {
    margin-bottom: 0.25rem;
    line-height: 1.4;
    color: var(--text-primary);
}

.mini-card-description {
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-clamp: 2;
}

.card-actions {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    opacity: 0;
    transition: opacity 0.2s;
}

.mini-card:hover .card-actions {
    opacity: 1;
}

.card-action-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 4px;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    cursor: pointer;
    margin-left: 0.25rem;
    transition: all 0.2s;
}

.card-action-btn:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--border-color);
}

.empty-column {
    padding: 2rem;
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
}

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

.empty-state h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--bg-card);
    padding: 2rem;
    border-radius: 8px;
    width: 90%;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

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

.modal-header h2 {
    font-size: 1.3rem;
    color: var(--text-primary);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

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

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 1.5rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background-color: var(--accent);
    color: white;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--bg-tertiary);
    box-shadow: var(--shadow-md);
}

/* Search Bar */
.search-container {
    position: relative;
    flex: 1;
    max-width: 400px;
}

.search-input {
    width: 100%;
    padding: 0.5rem 1rem 0.5rem 2.5rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: border-color 0.2s;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent);
}

.search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .toolbar {
        flex-direction: column;
        gap: 1rem;
    }
    
    .stats {
        order: 2;
    }
    
    .columns-container {
        flex-direction: column;
    }
    
    .column-wrapper {
        max-width: 100%;
    }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Loading animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.board-card, .expanded-board {
    animation: fadeIn 0.3s ease-out;
}

/* Drag ghost image */
.drag-ghost {
    position: absolute;
    pointer-events: none;
    opacity: 0;
}

/* Hover Drop Zone Styles */
.add-card-drop-zone {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: transparent;
    border: 2px dashed transparent;
    border-top: none;
    border-radius: 0 0 6px 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
}

.column-wrapper:hover .add-card-drop-zone,
.board-detail-page .column:hover .add-card-drop-zone {
    opacity: 1;
    pointer-events: auto;
    background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.02));
    border-color: rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] .column-wrapper:hover .add-card-drop-zone,
[data-theme="dark"] .board-detail-page .column:hover .add-card-drop-zone {
    background: linear-gradient(to bottom, transparent, rgba(255, 255, 255, 0.02));
    border-color: rgba(255, 255, 255, 0.08);
}

/* Hide drop zone when dragging */
.column-wrapper.dragging-over .add-card-drop-zone,
body.dragging .add-card-drop-zone {
    opacity: 0;
    pointer-events: none;
}

.add-card-drop-zone:hover {
    background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.04));
    border-color: rgba(0, 0, 0, 0.12);
}

[data-theme="dark"] .add-card-drop-zone:hover {
    background: linear-gradient(to bottom, transparent, rgba(255, 255, 255, 0.04));
    border-color: rgba(255, 255, 255, 0.12);
}

.add-card-drop-zone-text {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    background: transparent;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    border: none;
    pointer-events: none;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.column-wrapper:hover .add-card-drop-zone-text,
.board-detail-page .column:hover .add-card-drop-zone-text {
    opacity: 0.7;
    transform: translateY(0);
}

.add-card-drop-zone:hover .add-card-drop-zone-text {
    opacity: 1;
    background: rgba(0, 0, 0, 0.06);
    backdrop-filter: blur(10px);
}

[data-theme="dark"] .add-card-drop-zone:hover .add-card-drop-zone-text {
    background: rgba(255, 255, 255, 0.06);
}

/* Adjust column cards container to accommodate drop zone */
.column-cards {
    padding: 0.75rem;
    overflow-y: auto;
    flex: 1;
    padding-bottom: 3rem;
}

/* Voice Input Styles */
.voice-input-container {
    margin-bottom: 1.5rem;
    text-align: center;
}

.voice-buttons {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.voice-btn {
    background-color: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-primary);
    flex: 1;
    max-width: 200px;
}

.voice-btn:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--accent);
    transform: translateY(-1px);
}

.voice-btn-tf:hover {
    border-color: #FF6B6B;
}

.voice-btn-ai:hover {
    border-color: #4ECDC4;
}

.voice-btn-ai-kr:hover {
    border-color: #9B59B6;
}

.voice-btn.recording {
    background-color: #ff4444;
    color: white;
    border-color: #ff4444;
    animation: pulse 1.5s infinite;
}

.voice-btn.recording:hover {
    background-color: #cc0000;
    border-color: #cc0000;
}

.mic-icon {
    font-size: 1.5rem;
}

.voice-indicator {
    margin-top: 1rem;
    padding: 0.75rem;
    background-color: var(--bg-tertiary);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    min-height: 50px;
}

.pulse-dot {
    width: 10px;
    height: 10px;
    background-color: #ff4444;
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

.processing-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.success-check {
    color: #28a745;
    font-size: 1.5rem;
    animation: scaleIn 0.3s ease-out;
}

.error-icon {
    color: #dc3545;
    font-size: 1.5rem;
    animation: scaleIn 0.3s ease-out;
}

.transcript-preview {
    margin-top: 0.5rem;
    padding: 0.5rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    max-height: 60px;
    overflow-y: auto;
    display: none;
}

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

@keyframes scaleIn {
    from { transform: scale(0); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.7;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.form-group input.ai-filled,
.form-group textarea.ai-filled {
    animation: highlight 0.5s ease-out;
}

@keyframes highlight {
    0% { background-color: var(--accent); opacity: 0.1; }
    100% { background-color: transparent; }
}

/* ========================================
   Board Detail Page Specific Styles
   ======================================== */

/* Board Detail Page Layout */
.board-detail-page {
    height: 100vh;
    overflow: hidden;
}

.board-detail-page .header {
    height: 60px;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    position: static;
    z-index: auto;
    box-shadow: none;
}

.board-detail-page .header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.board-detail-page .back-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1.2rem;
}

.board-detail-page .board-title {
    font-size: 1.3rem;
    font-weight: 600;
    border: none;
    background: none;
    color: var(--text-primary);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    cursor: text;
}

.board-detail-page .board-title:hover {
    background-color: var(--bg-secondary);
}

.board-detail-page .board-title:focus {
    outline: 2px solid var(--accent);
    background-color: var(--bg-primary);
}

.board-detail-page .header-actions {
    display: flex;
    gap: 0.5rem;
}

.board-detail-page .btn-icon {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
}

.board-detail-page .btn-icon:hover {
    background-color: var(--bg-secondary);
}

/* Board Container */
.board-detail-page .board-container {
    height: calc(100vh - 60px);
    overflow-x: auto;
    overflow-y: hidden;
    padding: 1.5rem;
}

.board-detail-page .columns-wrapper {
    display: flex;
    gap: 1rem;
    height: 100%;
    min-width: fit-content;
}

/* Board Detail Column Styles */
.board-detail-page .column {
    background-color: var(--column-bg);
    border-radius: 8px;
    width: 320px;
    min-width: 320px;
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
}

.board-detail-page .column-header {
    padding: 1rem 1rem 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: grab;
    user-select: none;
    position: relative;
    background-color: transparent;
    border-bottom: none;
}

.board-detail-page .column-header:active {
    cursor: grabbing;
}

.board-detail-page .column.dragging {
    opacity: 0.5;
    transform: rotate(2deg);
}

.board-detail-page .column.drag-over {
    transform: translateX(10px);
}

/* Column drag handle indicator */
.board-detail-page .column-header::before {
    content: "⋮⋮";
    position: absolute;
    left: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    opacity: 0;
    transition: opacity 0.2s;
    font-size: 0.8rem;
    pointer-events: none;
}

.board-detail-page .column:hover .column-header::before {
    opacity: 0.3;
}

/* Board Detail Column Actions */
.board-detail-page .column:hover .column-actions {
    opacity: 1;
}

.board-detail-page .column-action-btn {
    width: 24px;
    height: 24px;
    font-size: 14px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    border-radius: 4px;
    cursor: pointer;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.4;
    transition: all 0.2s;
}

/* Board Detail Done Column */
.board-detail-page .column[data-done="true"] {
    position: relative;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.board-detail-page .column[data-done="true"]:hover {
    opacity: 0.9;
}

.board-detail-page .column[data-done="true"] .column-header {
    opacity: 0.8;
}

.board-detail-page .column[data-done="true"] .column-title::after {
    content: " ✓";
    color: var(--text-secondary);
    opacity: 0.5;
    font-size: 0.85rem;
}

.board-detail-page .column[data-done="true"] .mini-card {
    opacity: 0.85;
    filter: saturate(0.7);
    transition: all 0.2s ease;
}

.board-detail-page .column[data-done="true"] .mini-card:hover {
    opacity: 1;
    filter: saturate(1);
    transform: translateY(-1px);
}

.board-detail-page .column[data-done="true"] .add-card-btn {
    opacity: 0.5;
}

.board-detail-page .column[data-done="true"] .add-card-btn:hover {
    opacity: 0.8;
}

/* Board Detail Cards Container */
.board-detail-page .cards-container {
    padding: 0 1rem 1rem;
    overflow-y: auto;
    flex: 1;
    min-height: 100px;
    margin-bottom: 0;
}

/* Board Detail specific drop zone adjustments */
.board-detail-page .add-card-drop-zone {
    position: static;
    height: 60px;
    margin: 0.5rem 0;
}

/* Board Detail Modal Overrides */
.board-detail-page .modal-content {
    max-width: 500px;
}

/* Board Detail Search Modal */
.board-detail-page .search-modal {
    position: fixed;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.2);
    width: 90%;
    max-width: 600px;
    display: none;
    z-index: 1001;
}

.board-detail-page .search-modal.active {
    display: block;
}

.board-detail-page .search-modal .search-input {
    width: 100%;
    padding: 1rem;
    border: none;
    border-bottom: 1px solid var(--border-color);
    font-size: 1.1rem;
    background: none;
    color: var(--text-primary);
}

.board-detail-page .search-modal .search-input:focus {
    outline: none;
    border-color: var(--accent);
}

.board-detail-page .search-results {
    max-height: 400px;
    overflow-y: auto;
}

.board-detail-page .search-result {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background-color 0.2s;
}

.board-detail-page .search-result:hover {
    background-color: var(--bg-secondary);
}

.board-detail-page .search-result-title {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.board-detail-page .search-result-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Board Detail Drag Over State */
.board-detail-page .drag-over {
    background-color: var(--bg-tertiary);
    border: 2px dashed var(--accent);
}

/* Board Detail Button Overrides */
.board-detail-page .btn-danger {
    background-color: var(--danger);
    color: white;
}

.board-detail-page .btn-danger:hover {
    background-color: #c82333;
}

.board-detail-page .btn-secondary:hover {
    background-color: var(--border-color);
}

/* Voice Column Button */
.voice-column-btn {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 6px 12px;
    margin-left: 12px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    white-space: nowrap;
}

.voice-column-btn:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--accent);
}

.voice-column-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Blinking animation for speak now text */
@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0.3; }
}

/* Floating Voice Panel for Column Creation */
.floating-voice-panel {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1000;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow-lg);
    min-width: 350px;
    text-align: center;
}

.floating-voice-panel .voice-indicator {
    margin-bottom: 1rem;
    padding: 0.75rem;
    background-color: var(--bg-tertiary);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    min-height: 50px;
}

.floating-voice-panel .transcript-preview {
    margin-top: 0.5rem;
    padding: 0.5rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    max-height: 60px;
    overflow-y: auto;
    display: none;
}