/**
 * Task Board 3D - CSS Styles
 * Glassmorphism design with dark theme
 */

/* ================================
   WINDOW CONTAINER
   ================================ */
#taskboard-window {
    position: absolute;
    top: 100px;
    left: 50%;
    transform: translateX(-50%);
    width: 1000px; /* Slightly wider for lane view */
    height: 750px;
    min-width: 600px;
    min-height: 400px;
    max-width: 95vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    background: radial-gradient(circle at top left, rgba(20, 20, 35, 0.98), rgba(10, 10, 20, 0.99));
    border: 1px solid rgba(100, 150, 255, 0.2);
    border-radius: 20px;
    box-shadow:
        0 30px 60px -15px rgba(0, 0, 0, 0.8),
        0 0 30px rgba(100, 150, 255, 0.05),
        inset 0 0 1px 1px rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(25px);
    z-index: 5000;
    overflow: hidden;
    resize: both;
    font-family: 'Inter', -apple-system, system-ui, sans-serif;
}

#taskboard-window.fullscreen {
    top: 0 !important;
    left: 0 !important;
    transform: none !important;
    width: 100vw !important;
    height: 100vh !important;
    max-width: none !important;
    max-height: none !important;
    border-radius: 0 !important;
    z-index: 60001 !important;
}

/* ================================
   TOOLBAR NEXUS
   ================================ */
.taskboard-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
}

.taskboard-quick-add {
    display: flex;
    flex: 1;
    min-width: 300px;
    gap: 10px;
}

.taskboard-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.taskboard-actions {
    display: flex;
    gap: 10px;
}

/* ================================
   FORM CONTROLS NEXUS
   ================================ */
.taskboard-input,
.taskboard-select,
.taskboard-textarea {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 10px 14px;
    color: #ffffff;
    font-size: 14px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.taskboard-input:focus,
.taskboard-select:focus,
.taskboard-textarea:focus {
    outline: none;
    border-color: rgba(100, 150, 255, 0.5);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 4px rgba(100, 150, 255, 0.1), inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* ================================
   BUTTONS NEXUS
   ================================ */
.taskboard-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    letter-spacing: 0.01em;
}

.taskboard-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    color: #ffffff;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.taskboard-btn-primary {
    background: linear-gradient(135deg, #007aff, #0051a8);
    border: none;
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3);
}

.taskboard-btn-secondary {
    background: linear-gradient(135deg, #5856d6, #3b3a9e);
    border: none;
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(88, 86, 214, 0.3);
}

.taskboard-btn-toggle[data-active="true"] {
    background: rgba(100, 150, 255, 0.2);
    border-color: rgba(100, 150, 255, 0.4);
    color: #6496ff;
    box-shadow: inset 0 0 10px rgba(100, 150, 255, 0.1);
}

.taskboard-btn-ghost {
    background: transparent;
    border-color: transparent;
    color: rgba(180, 180, 200, 0.8);
}

.taskboard-btn-ghost:hover {
    background: rgba(100, 100, 150, 0.2);
    color: #ffffff;
}

.taskboard-btn-danger {
    background: rgba(180, 60, 60, 0.5);
    border-color: rgba(220, 80, 80, 0.5);
    color: #ff8888;
}

.taskboard-btn-danger:hover {
    background: rgba(200, 70, 70, 0.6);
    border-color: rgba(240, 100, 100, 0.6);
}

.taskboard-btn-small {
    padding: 4px 10px;
    font-size: 12px;
}

.taskboard-category-list {
    max-height: 300px;
    overflow-y: auto;
    padding-right: 8px;
    margin-bottom: 16px;
}

.taskboard-category-row {
    margin-bottom: 8px;
    animation: taskboard-fade-in 0.3s ease;
}

@keyframes taskboard-fade-in {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Toggle button for grid/selection */
.taskboard-btn-toggle {
    position: relative;
}

.taskboard-btn-toggle.active,
.taskboard-btn-toggle[data-active="true"] {
    background: rgba(80, 120, 180, 0.6);
    border-color: rgba(100, 160, 220, 0.7);
    color: #aaddff;
}

.taskboard-btn-toggle.active:hover,
.taskboard-btn-toggle[data-active="true"]:hover {
    background: rgba(90, 140, 200, 0.7);
    border-color: rgba(120, 180, 240, 0.8);
}

/* ================================
   CANVAS CONTAINER
   ================================ */
.taskboard-content {
    flex: 1;
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, #0a0a15 0%, #1a1a2e 100%);
}

#taskboard-canvas {
    width: 100%;
    height: 100%;
    display: block;
    position: relative;
    z-index: 10;
    pointer-events: auto;
    background: transparent !important;
}

/* ================================
   EISENHOWER MATRIX OVERLAY
   ================================ */
.taskboard-eisenhower-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 5;
    background: transparent;
    display: none;
}

.eisenhower-grid {
    width: 100%;
    height: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 0;
    border: 4px solid rgba(255, 255, 255, 0.1);
    box-sizing: border-box;
}

.eisenhower-quadrant {
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.03);
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.eisenhower-quadrant:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Quadrant colors - stronger for visibility */
.eisenhower-quadrant.q1 {
    border-right: 2px solid rgba(255, 70, 70, 0.4);
    border-bottom: 2px solid rgba(255, 70, 70, 0.4);
    background: linear-gradient(135deg, rgba(255, 0, 0, 0.1), transparent);
}

.eisenhower-quadrant.q2 {
    border-bottom: 2px solid rgba(70, 150, 255, 0.4);
    background: linear-gradient(135deg, rgba(0, 120, 255, 0.1), transparent);
}

.eisenhower-quadrant.q3 {
    border-right: 2px solid rgba(255, 180, 70, 0.4);
    background: linear-gradient(135deg, rgba(255, 165, 0, 0.1), transparent);
}

.eisenhower-quadrant.q4 {
    background: linear-gradient(135deg, rgba(150, 150, 150, 0.1), transparent);
}

.quadrant-label {
    position: absolute;
    top: 16px;
    left: 16px;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
    pointer-events: none;
}

.quadrant-label strong {
    display: block;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.quadrant-label small {
    display: block;
    font-size: 13px;
    opacity: 0.8;
    font-weight: 400;
}

/* ================================
   STATS OVERLAY
   ================================ */
.taskboard-stats-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
    z-index: 100;
}

.taskboard-stats-card {
    background: rgba(25, 25, 45, 0.95);
    border: 1px solid rgba(100, 100, 150, 0.3);
    border-radius: 16px;
    padding: 24px;
    min-width: 320px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.taskboard-stats-card h3 {
    margin: 0 0 20px 0;
    font-size: 18px;
    color: #ffffff;
    text-align: center;
}

.taskboard-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 20px;
}

.stat-item {
    text-align: center;
    padding: 12px;
    background: rgba(40, 40, 70, 0.5);
    border-radius: 10px;
    border: 1px solid rgba(80, 80, 120, 0.2);
}

.stat-value {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: #88aaff;
    margin-bottom: 4px;
}

.stat-label {
    display: block;
    font-size: 11px;
    color: rgba(180, 180, 200, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ================================
   HELP HINT
   ================================ */
.taskboard-help-hint {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    background: rgba(40, 40, 70, 0.9);
    border: 1px solid rgba(100, 100, 150, 0.3);
    border-radius: 20px;
    font-size: 12px;
    color: rgba(180, 180, 200, 0.8);
    backdrop-filter: blur(10px);
}

.taskboard-help-hint button {
    background: transparent;
    border: none;
    color: rgba(150, 150, 180, 0.6);
    cursor: pointer;
    padding: 0;
    font-size: 14px;
}

.taskboard-help-hint button:hover {
    color: #ffffff;
}

/* ================================
   MODALS NEXUS
   ================================ */
.taskboard-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(5, 5, 10, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-window-float);
    backdrop-filter: blur(12px);
}

.taskboard-modal-content {
    background: radial-gradient(circle at top right, rgba(25, 30, 50, 0.98), rgba(10, 10, 20, 0.99));
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    width: 600px;
    max-width: 90vw;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.7);
    overflow: hidden;
}

.taskboard-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.taskboard-modal-header h3 {
    margin: 0;
    font-size: 22px;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.02em;
}

.taskboard-modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
}

.taskboard-modal-footer {
    padding: 24px;
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* ================================
   FORM GROUPS NEXUS
   ================================ */
.taskboard-form-group {
    margin-bottom: 20px;
}

.taskboard-form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 13px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.taskboard-form-row {
    display: flex;
    gap: 16px;
}

.taskboard-form-row .taskboard-form-group {
    flex: 1;
}

.taskboard-checkbox-group {
    padding-top: 8px;
}

.taskboard-checkbox-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 13px;
    color: #d0d0e0;
}

.taskboard-checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

/* ================================
   SUBTASKS LIST
   ================================ */
.taskboard-subtasks-list {
    background: rgba(30, 30, 50, 0.5);
    border: 1px solid rgba(80, 80, 120, 0.2);
    border-radius: 8px;
    padding: 8px;
    margin-bottom: 8px;
    max-height: 120px;
    overflow-y: auto;
}

.taskboard-subtask-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    border-radius: 6px;
    transition: background 0.15s ease;
}

.taskboard-subtask-item:hover {
    background: rgba(60, 60, 100, 0.3);
}

.taskboard-subtask-item.completed {
    opacity: 0.6;
}

.taskboard-subtask-item.completed span {
    text-decoration: line-through;
}

.taskboard-subtask-item span {
    flex: 1;
    font-size: 13px;
    color: #d0d0e0;
}

.taskboard-subtask-item button {
    background: transparent;
    border: none;
    color: rgba(180, 100, 100, 0.7);
    cursor: pointer;
    padding: 2px;
    font-size: 14px;
}

.taskboard-subtask-item button:hover {
    color: #ff6666;
}

.taskboard-subtask-add {
    display: flex;
    gap: 8px;
}

.taskboard-subtask-add .taskboard-input {
    flex: 1;
    padding: 6px 10px;
    font-size: 12px;
}

/* ================================
   CONTEXT MENU
   ================================ */
.taskboard-context-menu {
    position: absolute;
    background: rgba(20, 20, 35, 0.98);
    border: 1px solid rgba(100, 100, 150, 0.4);
    border-radius: 8px;
    padding: 6px;
    min-width: 200px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    z-index: var(--z-fullscreen);
    animation: contextMenuFadeIn 0.15s ease;
}

@keyframes contextMenuFadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.context-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 8px 12px;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: #e0e0e0;
    font-size: 13px;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    text-align: left;
    cursor: pointer;
    transition: all 0.15s ease;
}

.context-menu-item:hover {
    background: rgba(100, 150, 255, 0.2);
    color: #ffffff;
}

.context-menu-item span {
    font-size: 16px;
}

.context-menu-item[data-action="delete"]:hover {
    background: rgba(220, 80, 80, 0.2);
    color: #ff8888;
}

.context-menu-divider {
    height: 1px;
    background: rgba(100, 100, 150, 0.2);
    margin: 4px 0;
}

/* ================================
   RESPONSIVE
   ================================ */
@media (max-width: 768px) {
    #taskboard-window {
        width: 100%;
        height: 100%;
        top: 0;
        left: 0;
        transform: none;
        border-radius: 0;
    }

    .taskboard-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .taskboard-quick-add {
        min-width: 100%;
    }

    .taskboard-filters {
        justify-content: flex-start;
    }

    .taskboard-form-row {
        flex-direction: column;
        gap: 0;
    }

    .taskboard-modal-content {
        width: 95vw;
        max-height: 90vh;
    }
}

/* ================================
   ANIMATIONS
   ================================ */
@keyframes taskboard-fade-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.taskboard-modal-content {
    animation: taskboard-fade-in 0.2s ease-out;
}

.taskboard-stats-card {
    animation: taskboard-fade-in 0.25s ease-out;
}

/* ================================
   SCROLLBARS
   ================================ */
.taskboard-modal-body::-webkit-scrollbar,
.taskboard-subtasks-list::-webkit-scrollbar {
    width: 6px;
}

.taskboard-modal-body::-webkit-scrollbar-track,
.taskboard-subtasks-list::-webkit-scrollbar-track {
    background: rgba(30, 30, 50, 0.3);
    border-radius: 3px;
}

.taskboard-modal-body::-webkit-scrollbar-thumb,
.taskboard-subtasks-list::-webkit-scrollbar-thumb {
    background: rgba(100, 100, 150, 0.4);
    border-radius: 3px;
}

.taskboard-modal-body::-webkit-scrollbar-thumb:hover,
.taskboard-subtasks-list::-webkit-scrollbar-thumb:hover {
    background: rgba(120, 120, 180, 0.5);
}