:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    --border-color: #dee2e6;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --gradient-primary: linear-gradient(135deg, #1a1a1a 0%, #4a4a4a 100%);
    --gradient-light: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    --accent-color: #2c3e50;
}

body.dark-theme {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #3a3a3a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #6c757d;
    --border-color: #404040;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --gradient-primary: linear-gradient(135deg, #ffffff 0%, #e0e0e0 100%);
    --gradient-light: linear-gradient(135deg, #2d2d2d 0%, #1a1a1a 100%);
    --accent-color: #4a90e2;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: background 0.5s cubic-bezier(0.4, 0, 0.2, 1), color 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Animated Gradient Background */
.background-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        #f5f7fa 0%,
        #c3cfe2 25%,
        #ffffff 50%,
        #e0e7ed 75%,
        #f5f7fa 100%);
    background-size: 400% 400%;
    animation: gradientShift 20s ease infinite;
    z-index: -1;
    transition: opacity 0.5s ease;
}

body.dark-theme .background-gradient {
    background: linear-gradient(135deg, 
        #0f0f0f 0%,
        #1a1a1a 25%,
        #2d2d2d 50%,
        #1a1a1a 75%,
        #0f0f0f 100%);
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* Container */
.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 2rem;
    position: relative;
    z-index: 1;
}

/* Header */
.header {
    margin-bottom: 2rem;
    animation: fadeInDown 0.8s ease-out;
}

.header-content {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 20px;
    padding: 1.5rem 2rem;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

body.dark-theme .header-content {
    background: rgba(30, 30, 30, 0.9);
    border-color: rgba(255, 255, 255, 0.1);
}

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

.header-icon {
    font-size: 2.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    font-family: 'Poppins', sans-serif;
    letter-spacing: -0.5px;
}

.subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.header-actions {
    display: flex;
    gap: 0.75rem;
}

.header-btn {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: var(--text-primary);
    font-size: 1.1rem;
}

.header-btn:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Filter Bar */
.filter-bar {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 20px;
    padding: 1.25rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
    animation: fadeIn 0.6s ease-out;
}

body.dark-theme .filter-bar {
    background: rgba(30, 30, 30, 0.9);
    border-color: rgba(255, 255, 255, 0.1);
}

.search-box {
    flex: 1;
    min-width: 250px;
    position: relative;
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1rem;
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.75rem;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-size: 0.95rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(44, 62, 80, 0.1);
}

body.dark-theme .search-box input:focus {
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.2);
}

.filter-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.65rem 1.25rem;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-btn:hover {
    background: var(--bg-tertiary);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

.filter-btn i {
    font-size: 0.9rem;
}

/* Week Grid */
.week-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    animation: fadeIn 1s ease-out 0.2s backwards;
}

/* Day Cards */
.day-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    animation: scaleIn 0.5s ease-out backwards;
    min-height: 400px;
}

body.dark-theme .day-card {
    background: rgba(30, 30, 30, 0.9);
    border-color: rgba(255, 255, 255, 0.1);
}

.day-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

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

.day-title-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.day-icon {
    font-size: 1.25rem;
    color: var(--accent-color);
}

.day-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-primary);
    font-family: 'Poppins', sans-serif;
    letter-spacing: -0.3px;
}

.task-count {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-weight: 500;
}

.add-task-btn {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--accent-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-sm);
    color: white;
    font-size: 1.2rem;
}

.add-task-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

.add-task-btn i {
    transition: transform 0.3s ease;
}

.add-task-btn:hover i {
    transform: rotate(90deg);
}

/* Tasks Container */
.tasks-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    min-height: 50px;
    transition: all 0.3s ease;
    position: relative;
}

.tasks-container.drop-zone-active {
    background: rgba(59, 130, 246, 0.1);
    border: 2px dashed rgba(59, 130, 246, 0.5);
    border-radius: 15px;
    padding: 0.5rem;
}

body.dark-theme .tasks-container.drop-zone-active {
    background: rgba(74, 144, 226, 0.15);
    border-color: rgba(74, 144, 226, 0.6);
}

/* Task Item */
.task-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: grab;
    animation: slideIn 0.4s ease-out;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.task-item:active {
    cursor: grabbing;
}

.task-item.dragging {
    opacity: 0.5;
    transform: rotate(3deg) scale(0.95);
    cursor: grabbing;
    box-shadow: var(--shadow-lg);
}

.task-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    transition: width 0.3s ease;
}

.task-item.priority-high::before { background: #ef4444; }
.task-item.priority-medium::before { background: #f59e0b; }
.task-item.priority-low::before { background: #10b981; }

.task-item.category-work::after {
    content: '';
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #3b82f6;
}

.task-item.category-personal::after { background: #8b5cf6; }
.task-item.category-health::after { background: #10b981; }
.task-item.category-study::after { background: #f59e0b; }
.task-item.category-other::after { background: #6b7280; }

.task-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.task-item:hover::before {
    width: 6px;
}

.task-item.completed {
    opacity: 0.6;
}

.task-item.completed .task-title {
    text-decoration: line-through;
}

.task-item.hidden {
    display: none;
}

.task-header {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.checkbox-wrapper {
    position: relative;
    flex-shrink: 0;
}

.task-checkbox {
    width: 24px;
    height: 24px;
    border: 2px solid rgba(255, 255, 255, 0.6);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(255, 255, 255, 0.1);
}

.task-checkbox:checked {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(255, 255, 255, 0.9);
}

.task-checkbox:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    color: #667eea;
    font-weight: bold;
    animation: checkPop 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes checkPop {
    to {
        transform: translate(-50%, -50%) scale(1);
    }
}

.task-content {
    flex: 1;
}

.task-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    font-family: 'Poppins', sans-serif;
    letter-spacing: -0.2px;
    line-height: 1.5;
}

.task-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
}

.task-time,
.task-priority,
.task-category,
.task-due,
.task-period {
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.6rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    font-weight: 500;
}

.task-period {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(147, 51, 234, 0.1));
    color: #6366f1;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.task-period.early-morning {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.1), rgba(245, 158, 11, 0.1));
    color: #f59e0b;
    border-color: rgba(245, 158, 11, 0.2);
}

.task-period.morning {
    background: linear-gradient(135deg, rgba(252, 211, 77, 0.1), rgba(251, 191, 36, 0.1));
    color: #fbbf24;
    border-color: rgba(251, 191, 36, 0.2);
}

.task-period.afternoon {
    background: linear-gradient(135deg, rgba(251, 146, 60, 0.1), rgba(249, 115, 22, 0.1));
    color: #fb923c;
    border-color: rgba(251, 146, 60, 0.2);
}

.task-period.evening {
    background: linear-gradient(135deg, rgba(244, 114, 182, 0.1), rgba(236, 72, 153, 0.1));
    color: #ec4899;
    border-color: rgba(236, 72, 153, 0.2);
}

.task-period.night {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(124, 58, 237, 0.1));
    color: #8b5cf6;
    border-color: rgba(139, 92, 246, 0.2);
}

.task-period.late-night {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(79, 70, 229, 0.1));
    color: #4f46e5;
    border-color: rgba(79, 70, 229, 0.2);
}

.task-priority.high {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.task-priority.medium {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}

.task-priority.low {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.task-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.75rem;
    line-height: 1.6;
    font-weight: 400;
    letter-spacing: 0.2px;
}

.task-notes {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.75rem;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: 10px;
    border-left: 3px solid var(--accent-color);
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    line-height: 1.5;
    font-style: italic;
}

.task-notes i {
    color: var(--accent-color);
    margin-top: 0.15rem;
}

.task-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.task-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.task-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.task-btn.delete {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border-color: rgba(239, 68, 68, 0.2);
}

.task-btn.delete:hover {
    background: #ef4444;
    color: white;
    border-color: #ef4444;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.3s ease-out;
}

.modal-overlay.active {
    display: flex;
}

.modal-content {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    width: 90%;
    max-width: 550px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: modalSlideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.close-btn {
    width: 36px;
    height: 36px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    color: var(--text-primary);
    font-size: 1.2rem;
}

.close-btn:hover {
    background: #ef4444;
    color: white;
    border-color: #ef4444;
    transform: rotate(90deg);
}

/* Form */
.task-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-row {
    display: flex;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}

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

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-group label i {
    color: var(--accent-color);
    font-size: 0.9rem;
}

.form-group input[type="text"],
.form-group input[type="time"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 0.95rem;
    font-family: inherit;
    transition: all 0.3s ease;
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    background: var(--bg-primary);
    box-shadow: 0 0 0 4px rgba(44, 62, 80, 0.1);
}

body.dark-theme .form-group input:focus,
body.dark-theme .form-group select:focus,
body.dark-theme .form-group textarea:focus {
    box-shadow: 0 0 0 4px rgba(74, 144, 226, 0.15);
}

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

/* Buttons */
.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
}

.btn {
    flex: 1;
    padding: 0.875rem 1.5rem;
    border: 2px solid transparent;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    filter: brightness(1.1);
}

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

.btn-secondary:hover {
    background: var(--bg-tertiary);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .header-left {
        flex-direction: column;
    }
    
    .title {
        font-size: 1.5rem;
    }
    
    .week-grid {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        width: 95%;
        padding: 1.5rem;
    }

    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .search-box {
        width: 100%;
    }

    .filter-buttons {
        justify-content: center;
    }

    .form-row {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .header-actions {
        width: 100%;
        justify-content: center;
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom Notification */
.custom-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--bg-primary);
    border: 2px solid var(--accent-color);
    border-radius: 15px;
    padding: 1rem 1.5rem;
    box-shadow: var(--shadow-lg);
    z-index: 2000;
    transform: translateX(400px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 300px;
    max-width: 400px;
}

.custom-notification.show {
    transform: translateX(0);
    opacity: 1;
}

.notification-content {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.notification-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.notification-icon.success {
    color: #10b981;
}

.notification-icon.error {
    color: #ef4444;
}

.notification-icon.info {
    color: #3b82f6;
}

.notification-message {
    color: var(--text-primary);
    font-weight: 500;
    line-height: 1.4;
}

/* Custom Confirm Dialog */
.confirm-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    animation: fadeIn 0.3s ease-out;
}

.confirm-overlay.active {
    display: flex;
}

.confirm-content {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    width: 90%;
    max-width: 450px;
    box-shadow: var(--shadow-lg);
    animation: modalSlideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.confirm-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.confirm-header i {
    font-size: 1.75rem;
    color: #f59e0b;
}

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

.confirm-message {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.confirm-actions {
    display: flex;
    gap: 1rem;
}

.btn-danger {
    background: #ef4444;
    color: white;
    border-color: #ef4444;
}

.btn-danger:hover {
    background: #dc2626;
    border-color: #dc2626;
}

/* Show More Button */
.show-more-btn {
    width: 100%;
    padding: 0.75rem;
    margin-top: 0.75rem;
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    background: transparent;
    color: var(--accent-color);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.show-more-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-color);
}

.show-more-btn i {
    transition: transform 0.3s ease;
}

.show-more-btn.expanded i {
    transform: rotate(180deg);
}

/* Hidden tasks */
.task-item.hidden-overflow {
    display: none;
}

.tasks-container.expanded .task-item.hidden-overflow {
    display: block;
}

/* Loading animation for stats */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Task Links Styling */
.task-link {
    color: #3b82f6;
    font-weight: 600;
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
    padding: 2px 4px;
    border-radius: 4px;
}

.task-link:hover {
    color: #2563eb;
    background: rgba(59, 130, 246, 0.1);
    border-bottom-color: #3b82f6;
}

body.dark-theme .task-link {
    color: #60a5fa;
}

body.dark-theme .task-link:hover {
    color: #93c5fd;
    background: rgba(96, 165, 250, 0.15);
    border-bottom-color: #60a5fa;
}

/* Task Details Modal */
.task-details-modal {
    max-width: 700px !important;
    max-height: 90vh;
    overflow-y: auto;
}

.task-details-content {
    padding: 1.5rem 0;
}

.detail-section {
    margin-bottom: 1.5rem;
}

.detail-section h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.detail-section h4 i {
    color: var(--accent-color);
    font-size: 1rem;
}

.detail-value {
    font-size: 1rem;
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-radius: 10px;
    border-left: 3px solid var(--accent-color);
    line-height: 1.6;
}

.detail-value.priority-high {
    border-left-color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    font-weight: 600;
}

.detail-value.priority-medium {
    border-left-color: #f59e0b;
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
    font-weight: 600;
}

.detail-value.priority-low {
    border-left-color: #10b981;
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    font-weight: 600;
}

.detail-value.status-completed {
    border-left-color: #10b981;
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    font-weight: 600;
}

.detail-value.status-active {
    border-left-color: #f59e0b;
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
    font-weight: 600;
}

.detail-value i {
    margin-right: 0.5rem;
}

.detail-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.description-text,
.notes-text {
    white-space: pre-wrap;
    word-wrap: break-word;
}

.task-details-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 2px solid var(--border-color);
}

.task-details-actions .btn {
    flex: 1;
    justify-content: center;
}

/* Responsive for task details */
@media (max-width: 768px) {
    .task-details-modal {
        max-width: 95% !important;
    }
    
    .detail-row {
        grid-template-columns: 1fr;
    }
    
    .task-details-actions {
        flex-direction: column;
    }
}