/* ============================================
   myXves.ru - Zamonaviy Dashboard Dizayn
   ============================================ */

:root {
    /* Ranglar - Light Mode */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fc;
    --bg-tertiary: #f1f3f9;
    --text-primary: #1a1a2e;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --border: #e5e7eb;
    --accent: #8b5cf6;
    --accent-hover: #7c3aed;
    --accent-light: rgba(139, 92, 246, 0.1);
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
    --shadow: 0 4px 12px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.08);
    --radius: 14px;
    --radius-sm: 8px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode */
[data-theme="dark"] {
    --bg-primary: #0f0f1a;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #242438;
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --border: #2d2d44;
    --accent-light: rgba(139, 92, 246, 0.2);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
    --shadow: 0 4px 12px rgba(0,0,0,0.3);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.4);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', sans-serif;
    background: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    display: flex;
    min-height: 100vh;
    transition: var(--transition);
}

/* ============ SIDEBAR ============ */
.sidebar {
    width: 260px;
    background: var(--bg-primary);
    border-right: 1px solid var(--border);
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 100;
    transition: var(--transition);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    margin-bottom: 32px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 22px;
    font-weight: bold;
    box-shadow: 0 4px 12px rgba(139,92,246,0.3);
}

.logo-text {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-text span {
    color: var(--accent);
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    font-size: 14px;
}

.nav-item:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.nav-item.active {
    background: var(--accent-light);
    color: var(--accent);
}

.nav-icon {
    font-size: 18px;
}

.sidebar-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px;
    border-top: 1px solid var(--border);
    margin-top: 16px;
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: var(--transition);
}

.theme-toggle:hover {
    background: var(--accent-light);
    border-color: var(--accent);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-avatar {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 14px;
}

.user-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

/* ============ MAIN CONTENT ============ */
.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 24px 32px;
    min-height: 100vh;
    transition: var(--transition);
}

/* ============ HEADER ============ */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
    gap: 20px;
    flex-wrap: wrap;
}

.menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    cursor: pointer;
    font-size: 20px;
}

.greeting {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 4px;
}

.date-time {
    display: flex;
    gap: 16px;
    align-items: center;
    color: var(--text-secondary);
    font-size: 14px;
}

.current-time {
    font-family: 'SF Mono', 'Consolas', monospace;
    font-weight: 600;
    color: var(--accent);
    background: var(--accent-light);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 13px;
}

/* ============ BUTTONS ============ */
.btn {
    padding: 10px 20px;
    border-radius: 10px;
    border: none;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: inherit;
}

.btn-primary {
    background: var(--accent);
    color: white;
    box-shadow: 0 4px 12px rgba(139,92,246,0.3);
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(139,92,246,0.4);
}

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

.btn-ghost:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-link {
    background: none;
    border: none;
    color: var(--accent);
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    padding: 0;
    font-family: inherit;
}

.btn-link:hover {
    text-decoration: underline;
}

/* ============ STATS GRID ============ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-primary);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.stat-value {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* ============ CARDS ============ */
.card {
    background: var(--bg-primary);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    margin-bottom: 20px;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.card-header h2 {
    font-size: 18px;
    font-weight: 700;
}

.card-badge {
    background: var(--accent-light);
    color: var(--accent);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

/* ============ DASHBOARD GRID ============ */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

/* ============ PROGRESS ============ */
.progress-container {
    margin-bottom: 20px;
}

.progress-bar {
    height: 10px;
    background: var(--bg-tertiary);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #8b5cf6, #ec4899);
    border-radius: 10px;
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-text {
    font-size: 13px;
    color: var(--text-secondary);
}

.next-task {
    background: linear-gradient(135deg, rgba(139,92,246,0.08), rgba(236,72,153,0.08));
    border: 1px solid rgba(139,92,246,0.2);
    border-radius: var(--radius-sm);
    padding: 16px;
}

.next-task-label {
    font-size: 12px;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.next-task-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.next-task-time {
    font-size: 13px;
    color: var(--text-secondary);
}

/* ============ TIMELINE ============ */
.schedule-timeline {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 400px;
    overflow-y: auto;
}

.timeline-item {
    display: flex;
    gap: 16px;
    padding: 12px;
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    border-left: 4px solid var(--item-color, var(--accent));
    transition: var(--transition);
}

.timeline-item:hover {
    transform: translateX(4px);
}

.timeline-time {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 14px;
    min-width: 50px;
    font-family: 'SF Mono', monospace;
}

.timeline-title {
    font-weight: 600;
    margin-bottom: 2px;
}

.timeline-meta {
    font-size: 12px;
    color: var(--text-secondary);
}

/* ============ TASKS ============ */
.task-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px;
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    margin-bottom: 8px;
    transition: var(--transition);
    border: 1px solid transparent;
}

.task-item:hover {
    border-color: var(--border);
    transform: translateX(4px);
}

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

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

.task-check {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid var(--border);
    background: var(--bg-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--success);
    font-weight: bold;
    transition: var(--transition);
    flex-shrink: 0;
}

.task-check:hover {
    border-color: var(--success);
    background: rgba(16,185,129,0.1);
}

.task-item.completed .task-check {
    background: var(--success);
    border-color: var(--success);
    color: white;
}

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

.task-title {
    font-weight: 600;
    margin-bottom: 4px;
    font-size: 15px;
}

.task-meta {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: var(--text-secondary);
    flex-wrap: wrap;
}

.task-actions {
    display: flex;
    gap: 6px;
}

.icon-btn {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: none;
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    font-size: 14px;
}

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

.icon-btn.danger:hover {
    background: rgba(239,68,68,0.1);
    color: var(--danger);
}

/* ============ SECTIONS ============ */
.section {
    display: none;
    animation: fadeIn 0.3s ease;
}

.section.active {
    display: block;
}

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

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.section-header h2 {
    font-size: 24px;
    font-weight: 700;
}

/* ============ FILTERS ============ */
.tasks-filters {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
    font-family: inherit;
}

.filter-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

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

/* ============ WEEK TABS ============ */
.week-tabs {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    margin-bottom: 20px;
}

.week-tab {
    padding: 12px 8px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    font-weight: 500;
    font-size: 13px;
    transition: var(--transition);
    font-family: inherit;
}

.week-tab:hover {
    border-color: var(--accent);
}

.week-tab.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    box-shadow: 0 4px 12px rgba(139,92,246,0.3);
}

/* ============ HABITS ============ */
.habits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.habit-card {
    background: var(--bg-primary);
    border-radius: var(--radius);
    padding: 20px;
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.habit-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.habit-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 12px;
}

.habit-name {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
}

.habit-desc {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.habit-streak {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    color: white;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.habit-progress {
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 6px;
    overflow: hidden;
    margin: 12px 0;
}

.habit-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #10b981, #8b5cf6);
    border-radius: 6px;
    transition: width 0.6s ease;
}

.habit-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 12px;
}

.habit-info {
    font-size: 12px;
    color: var(--text-secondary);
}

.btn-complete {
    padding: 8px 16px;
    border-radius: 8px;
    border: none;
    background: var(--accent);
    color: white;
    cursor: pointer;
    font-weight: 600;
    font-size: 13px;
    transition: var(--transition);
    font-family: inherit;
}

.btn-complete:hover {
    background: var(--accent-hover);
}

.btn-complete.done {
    background: var(--success);
}

/* ============ MODAL ============ */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.active {
    display: flex;
    animation: fadeIn 0.2s ease;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--bg-primary);
    border-radius: var(--radius);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 700;
}

.modal-close {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 24px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 20px;
}

/* ============ FORMS ============ */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-group input[type="text"],
.form-group input[type="date"],
.form-group input[type="time"],
.form-group input[type="number"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--bg-primary);
    box-shadow: 0 0 0 3px var(--accent-light);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* ============ COLOR PICKER ============ */
.color-picker {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.color-picker input[type="radio"] {
    display: none;
}

.color-picker label {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    border: 3px solid transparent;
    margin: 0 !important;
}

.color-picker input[type="radio"]:checked + label {
    border-color: var(--text-primary);
    transform: scale(1.15);
}

/* ============ EMPTY STATE ============ */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
    font-size: 14px;
}

/* ============ TOAST ============ */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px 20px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 260px;
    animation: slideInRight 0.3s ease;
    font-size: 14px;
    font-weight: 500;
}

@keyframes slideInRight {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--danger);
}

/* ============ SCROLLBAR ============ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

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

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

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
        box-shadow: var(--shadow-lg);
    }
    
    .main-content {
        margin-left: 0;
        padding: 16px;
    }
    
    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .greeting {
        font-size: 22px;
    }
    
    .week-tabs {
        grid-template-columns: repeat(7, 1fr);
        gap: 4px;
    }
    
    .week-tab {
        padding: 8px 4px;
        font-size: 11px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: 16px;
    }
    
    .card {
        padding: 18px;
    }
}