/* ================================
   CSS Variables - Theme System
   ================================ */

:root {
    /* Minimalist Light Theme */
    --ml-bg-primary: #ffffff;
    --ml-bg-secondary: #f8f9fa;
    --ml-bg-tertiary: #e9ecef;
    --ml-text-primary: #212529;
    --ml-text-secondary: #6c757d;
    --ml-accent: #4f46e5;
    --ml-accent-hover: #4338ca;
    --ml-success: #10b981;
    --ml-warning: #f59e0b;
    --ml-danger: #ef4444;
    --ml-border: #dee2e6;
    --ml-shadow: rgba(0, 0, 0, 0.1);
    
    /* Minimalist Dark Theme */
    --md-bg-primary: #1a1a1a;
    --md-bg-secondary: #2d2d2d;
    --md-bg-tertiary: #404040;
    --md-text-primary: #f5f5f5;
    --md-text-secondary: #a0a0a0;
    --md-accent: #6366f1;
    --md-accent-hover: #818cf8;
    --md-success: #34d399;
    --md-warning: #fbbf24;
    --md-danger: #f87171;
    --md-border: #404040;
    --md-shadow: rgba(0, 0, 0, 0.3);
    
    /* Game Light Theme */
    --gl-bg-primary: #fef3c7;
    --gl-bg-secondary: #fde68a;
    --gl-bg-tertiary: #fcd34d;
    --gl-text-primary: #78350f;
    --gl-text-secondary: #92400e;
    --gl-accent: #f59e0b;
    --gl-accent-hover: #d97706;
    --gl-success: #10b981;
    --gl-warning: #f59e0b;
    --gl-danger: #ef4444;
    --gl-border: #fbbf24;
    --gl-shadow: rgba(245, 158, 11, 0.2);
    
    /* Game Dark Theme */
    --gd-bg-primary: #1e1b4b;
    --gd-bg-secondary: #312e81;
    --gd-bg-tertiary: #4c1d95;
    --gd-text-primary: #e0e7ff;
    --gd-text-secondary: #c7d2fe;
    --gd-accent: #a78bfa;
    --gd-accent-hover: #c4b5fd;
    --gd-success: #34d399;
    --gd-warning: #fbbf24;
    --gd-danger: #f87171;
    --gd-border: #6366f1;
    --gd-shadow: rgba(167, 139, 250, 0.2);
    
    /* Active theme variables (default: minimalist light) */
    --bg-primary: var(--ml-bg-primary);
    --bg-secondary: var(--ml-bg-secondary);
    --bg-tertiary: var(--ml-bg-tertiary);
    --text-primary: var(--ml-text-primary);
    --text-secondary: var(--ml-text-secondary);
    --accent: var(--ml-accent);
    --accent-hover: var(--ml-accent-hover);
    --success: var(--ml-success);
    --warning: var(--ml-warning);
    --danger: var(--ml-danger);
    --border: var(--ml-border);
    --shadow: var(--ml-shadow);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-full: 9999px;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 3rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

/* Theme Classes */
body.minimalist-light {
    --bg-primary: var(--ml-bg-primary);
    --bg-secondary: var(--ml-bg-secondary);
    --bg-tertiary: var(--ml-bg-tertiary);
    --text-primary: var(--ml-text-primary);
    --text-secondary: var(--ml-text-secondary);
    --accent: var(--ml-accent);
    --accent-hover: var(--ml-accent-hover);
    --success: var(--ml-success);
    --warning: var(--ml-warning);
    --danger: var(--ml-danger);
    --border: var(--ml-border);
    --shadow: var(--ml-shadow);
}

body.minimalist-dark {
    --bg-primary: var(--md-bg-primary);
    --bg-secondary: var(--md-bg-secondary);
    --bg-tertiary: var(--md-bg-tertiary);
    --text-primary: var(--md-text-primary);
    --text-secondary: var(--md-text-secondary);
    --accent: var(--md-accent);
    --accent-hover: var(--md-accent-hover);
    --success: var(--md-success);
    --warning: var(--md-warning);
    --danger: var(--md-danger);
    --border: var(--md-border);
    --shadow: var(--md-shadow);
}

body.game-light {
    --bg-primary: var(--gl-bg-primary);
    --bg-secondary: var(--gl-bg-secondary);
    --bg-tertiary: var(--gl-bg-tertiary);
    --text-primary: var(--gl-text-primary);
    --text-secondary: var(--gl-text-secondary);
    --accent: var(--gl-accent);
    --accent-hover: var(--gl-accent-hover);
    --success: var(--gl-success);
    --warning: var(--gl-warning);
    --danger: var(--gl-danger);
    --border: var(--gl-border);
    --shadow: var(--gl-shadow);
}

body.game-dark {
    --bg-primary: var(--gd-bg-primary);
    --bg-secondary: var(--gd-bg-secondary);
    --bg-tertiary: var(--gd-bg-tertiary);
    --text-primary: var(--gd-text-primary);
    --text-secondary: var(--gd-text-secondary);
    --accent: var(--gd-accent);
    --accent-hover: var(--gd-accent-hover);
    --success: var(--gd-success);
    --warning: var(--gd-warning);
    --danger: var(--gd-danger);
    --border: var(--gd-border);
    --shadow: var(--gd-shadow);
}

/* ================================
   Reset & Base Styles
   ================================ */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color var(--transition-base), color var(--transition-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ================================
   Layout
   ================================ */

.app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.header {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: var(--spacing-md);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px var(--shadow);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--accent);
}

.logo-icon {
    font-size: var(--font-size-2xl);
}

.theme-controls {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.mode-switcher {
    display: flex;
    gap: var(--spacing-xs);
    background-color: var(--bg-tertiary);
    padding: var(--spacing-xs);
    border-radius: var(--radius-full);
}

.mode-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: var(--radius-full);
    transition: background-color var(--transition-fast);
    font-size: var(--font-size-lg);
}

.mode-btn.active {
    background-color: var(--accent);
}

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

.theme-toggle {
    padding: var(--spacing-sm);
    border: 2px solid var(--border);
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: var(--font-size-lg);
    transition: all var(--transition-fast);
    position: relative;
}

.theme-toggle:hover {
    border-color: var(--accent);
    transform: scale(1.05);
}

.theme-icon {
    display: inline-block;
}

body.minimalist-light .theme-icon.dark,
body.game-light .theme-icon.dark {
    display: none;
}

body.minimalist-dark .theme-icon.light,
body.game-dark .theme-icon.light {
    display: none;
}

.main-content {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

/* ================================
   Sections
   ================================ */

.section {
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: 0 4px 6px var(--shadow);
}

.section-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--accent);
}

/* ================================
   Timer Section
   ================================ */

.timer-container {
    display: grid;
    gap: var(--spacing-xl);
}

.timer-display {
    text-align: center;
    padding: var(--spacing-xl);
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-lg);
}

.timer-type {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.timer-time {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--accent);
    margin: var(--spacing-lg) 0;
    font-variant-numeric: tabular-nums;
}

.timer-controls {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.timer-settings {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-md);
    align-items: center;
}

.timer-settings label {
    font-weight: 500;
    color: var(--text-secondary);
}

.timer-settings input {
    padding: var(--spacing-sm);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: var(--font-size-base);
}

.timer-settings input:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background-color: var(--bg-tertiary);
}

/* Limits indicator */
.limits-indicator {
    grid-column: 1 / -1;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.limits-indicator.can-change {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid var(--success);
}

.limits-indicator.cannot-change {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid var(--danger);
}

/* ================================
   Tracker Section
   ================================ */

.tracker-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.stat-card {
    background-color: var(--bg-tertiary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--accent);
}

.activity-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--text-secondary);
    animation: pulse 2s ease-in-out infinite;
}

.status-indicator.active {
    background-color: var(--success);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ================================
   Gamification Section
   ================================ */

.game-container {
    display: grid;
    gap: var(--spacing-xl);
}

.player-stats {
    display: grid;
    gap: var(--spacing-md);
}

.level-display {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

.level-label {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    text-transform: uppercase;
}

.level-value {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--accent);
}

.xp-bar {
    position: relative;
    height: 30px;
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.xp-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent-hover));
    transition: width var(--transition-slow);
    border-radius: var(--radius-full);
}

.xp-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.points-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

.points-icon {
    font-size: var(--font-size-2xl);
}

.points-value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--accent);
}

.achievements-preview {
    padding: var(--spacing-lg);
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

.achievements-title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.achievements-list {
    display: grid;
    gap: var(--spacing-sm);
}

.empty-state {
    color: var(--text-secondary);
    text-align: center;
    padding: var(--spacing-lg);
}

.achievement-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.achievement-icon {
    font-size: var(--font-size-2xl);
}

.achievement-info {
    flex: 1;
}

.achievement-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.achievement-desc {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.achievement-points {
    font-weight: 700;
    color: var(--success);
    font-size: var(--font-size-lg);
}

/* ================================
   Charts Section
   ================================ */

.charts-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.charts-controls label {
    font-weight: 500;
    color: var(--text-secondary);
}

.charts-controls select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    cursor: pointer;
}

.charts-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.chart-wrapper {
    background-color: var(--bg-tertiary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
}

.chart-wrapper h3 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

canvas {
    max-width: 100%;
    height: auto !important;
}

/* ================================
   Buttons
   ================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

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

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

.btn-primary:hover:not(:disabled) {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px var(--shadow);
}

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

.btn-secondary:hover:not(:disabled) {
    background-color: var(--text-secondary);
    color: var(--bg-primary);
}

.btn-tertiary {
    background-color: transparent;
    color: var(--text-secondary);
    border: 2px solid var(--border);
}

.btn-tertiary:hover:not(:disabled) {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-link {
    background: none;
    border: none;
    color: var(--accent);
    text-decoration: underline;
    cursor: pointer;
    font-size: var(--font-size-sm);
}

/* ================================
   Footer
   ================================ */

.footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: var(--spacing-lg);
    text-align: center;
}

.footer-text {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.connection-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--success);
}

.status-dot.offline {
    background-color: var(--danger);
}

/* ================================
   Responsive Design
   ================================ */

@media (max-width: 768px) {
    :root {
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.5rem;
        --spacing-xl: 1.5rem;
    }
    
    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .main-content {
        padding: var(--spacing-md);
    }
    
    .section {
        padding: var(--spacing-md);
    }
    
    .timer-controls {
        flex-direction: column;
    }
    
    .timer-settings {
        grid-template-columns: 1fr;
    }
    
    .charts-container {
        grid-template-columns: 1fr;
    }
}

    /* ======================
       Forecast Section
       ====================== */

    .forecast-section {
        margin-bottom: 2rem;
    }

    .forecast-card {
        background: var(--bg-secondary);
        border-radius: 16px;
        padding: 1.5rem;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }

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

    .forecast-emoji {
        font-size: 2rem;
    }

    .forecast-header h3 {
        margin: 0;
        font-size: 1.25rem;
        color: var(--text-primary);
    }

    .forecast-message {
        background: var(--bg-primary);
        padding: 1rem;
        border-radius: 12px;
        margin-bottom: 1rem;
        font-size: 1rem;
        line-height: 1.6;
        color: var(--text-primary);
    }

    .forecast-stats {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 0.75rem;
        margin-bottom: 1rem;
    }

    .forecast-stat {
        display: flex;
        flex-direction: column;
        gap: 0.25rem;
    }

    .forecast-label {
        font-size: 0.875rem;
        color: var(--text-secondary);
    }

    .forecast-value {
        font-size: 1.25rem;
        font-weight: 600;
        color: var(--text-primary);
    }

    .forecast-value.highlight {
        color: var(--accent);
        font-size: 1.5rem;
    }

    .forecast-tomorrow {
        padding: 0.75rem;
        background: var(--bg-primary);
        border-radius: 8px;
    }

    .forecast-bonus {
        padding: 0.75rem;
        background: var(--success-bg);
        color: var(--success);
        border-radius: 8px;
        margin-bottom: 0.5rem;
        font-size: 0.875rem;
    }

    .forecast-penalty {
        padding: 0.75rem;
        background: var(--warning-bg);
        color: var(--warning);
        border-radius: 8px;
        margin-bottom: 0.5rem;
        font-size: 0.875rem;
    }

    .forecast-tip {
        padding: 0.75rem;
        background: var(--bg-primary);
        border-left: 3px solid var(--accent);
        border-radius: 8px;
        font-size: 0.875rem;
        line-height: 1.6;
    }

    /* ======================
       Tasks Section
       ====================== */

    .tasks-section {
        margin-bottom: 2rem;
    }

    .tasks-container {
        background: var(--bg-secondary);
        border-radius: 16px;
        padding: 1.5rem;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }

    .tasks-controls {
        display: flex;
        gap: 1rem;
        margin-bottom: 1.5rem;
        flex-wrap: wrap;
    }

    .tasks-list {
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
    }

    .no-tasks {
        text-align: center;
        color: var(--text-secondary);
        padding: 2rem;
        font-style: italic;
    }

    .task-item {
        display: flex;
        align-items: flex-start;
        gap: 0.75rem;
        padding: 1rem;
        background: var(--bg-primary);
        border-radius: 12px;
        border: 2px solid transparent;
        transition: all 0.2s ease;
    }

    .task-item:hover {
        border-color: var(--accent);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }

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

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

    .task-item.overdue {
        border-left: 4px solid var(--warning);
    }

    .task-item.today {
        border-left: 4px solid var(--accent);
    }

    .task-checkbox {
        flex-shrink: 0;
    }

    .task-complete-btn {
        width: 32px;
        height: 32px;
        border: 2px solid var(--border);
        border-radius: 50%;
        background: var(--bg-secondary);
        color: var(--text-primary);
        font-size: 1.25rem;
        cursor: pointer;
        transition: all 0.2s ease;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .task-complete-btn:hover {
        border-color: var(--accent);
        background: var(--accent);
        color: white;
    }

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

    .task-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 0.5rem;
        gap: 0.5rem;
    }

    .task-category {
        font-size: 0.875rem;
        color: var(--text-secondary);
    }

    .task-date {
        font-size: 0.75rem;
        color: var(--text-secondary);
        white-space: nowrap;
    }

    .task-title {
        font-size: 1rem;
        font-weight: 500;
        color: var(--text-primary);
        margin-bottom: 0.25rem;
        word-wrap: break-word;
    }

    .task-description {
        font-size: 0.875rem;
        color: var(--text-secondary);
        line-height: 1.5;
    }

    .task-actions {
        display: flex;
        gap: 0.5rem;
        flex-shrink: 0;
    }

    .task-edit-btn,
    .task-delete-btn {
        width: 32px;
        height: 32px;
        border: none;
        background: var(--bg-secondary);
        border-radius: 8px;
        font-size: 1rem;
        cursor: pointer;
        transition: all 0.2s ease;
    }

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

    .task-delete-btn:hover {
        background: var(--warning);
    }

    /* Category & Task Selects */
    #category-select,
    #task-select {
        width: 100%;
        padding: 0.75rem;
        border: 2px solid var(--border);
        border-radius: 8px;
        background: var(--bg-primary);
        color: var(--text-primary);
        font-size: 0.9375rem;
        font-family: inherit;
        transition: all 0.2s ease;
        cursor: pointer;
    }

    #category-select:hover,
    #task-select:hover {
        border-color: var(--accent);
    }

    #category-select:focus,
    #task-select:focus {
        outline: none;
        border-color: var(--accent);
        box-shadow: 0 0 0 3px var(--accent-light);
    }

    #task-select:disabled {
        opacity: 0.5;
        cursor: not-allowed;
    }

    /* ======================
       Responsive Updates
       ====================== */

    @media (max-width: 768px) {
        .forecast-stats {
            grid-template-columns: 1fr;
        }
    
        .tasks-controls {
            flex-direction: column;
        }
    
        .tasks-controls .btn {
            width: 100%;
        }
    
        .task-header {
            flex-direction: column;
            align-items: flex-start;
        }
    }

    @media (max-width: 480px) {
        .forecast-card {
            padding: 1rem;
        }
    
        .forecast-emoji {
            font-size: 1.5rem;
        }
    
        .tasks-container {
            padding: 1rem;
        }
    
        .task-item {
            padding: 0.75rem;
        }
    }

@media (max-width: 480px) {
    .logo-text {
        display: none;
    }
    
    .btn-text {
        display: none;
    }
    
    .stat-card {
        padding: var(--spacing-md);
    }
}

/* ======================
   Modal
   ====================== */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    z-index: 1000;
}

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

.modal {
    width: 100%;
    max-width: 560px;
    background: var(--bg-secondary);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    overflow: hidden;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
}

.modal-title {
    margin: 0;
    font-size: 1.125rem;
    color: var(--text-primary);
}

.modal-close {
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 1.1rem;
    cursor: pointer;
}

.modal-body {
    padding: 1rem 1.25rem;
}

.modal-footer {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
    padding: 0.75rem 1.25rem 1.25rem;
}

.modal form {
    display: grid;
    gap: 0.75rem;
}

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

.modal input[type="text"],
.modal input[type="number"],
.modal input[type="date"],
.modal select,
.modal textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border);
    border-radius: 8px;
    background: var(--bg-primary);
    color: var(--text-primary);
}

.modal textarea {
    min-height: 90px;
    resize: vertical;
}

/* ================================
   Auth Section
   ================================ */

.auth-section {
    text-align: center;
}

.auth-container {
    max-width: 500px;
    margin: 0 auto;
    padding: var(--spacing-xl);
    background-color: var(--bg-secondary);
    border-radius: var(--radius-lg);
}

.auth-description {
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
}

.auth-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.btn-vk {
    background: linear-gradient(135deg, #4a76a8 0%, #5181b8 100%);
    color: white;
}

.btn-vk:hover {
    background: linear-gradient(135deg, #5181b8 0%, #4a76a8 100%);
}

.btn-telegram {
    background: linear-gradient(135deg, #2aabee 0%, #229ed9 100%);
    color: white;
}

.btn-telegram:hover {
    background: linear-gradient(135deg, #229ed9 0%, #2aabee 100%);
}

#telegram-login-container {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-md);
}

/* ================================
   User Section
   ================================ */

.user-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-lg);
}

.user-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
}

.user-info {
    flex: 1;
}

.user-username {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.user-level {
    font-size: var(--font-size-base);
    color: var(--accent);
    margin-bottom: var(--spacing-xs);
}

.user-points {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ================================
   Leaderboard Section
   ================================ */

.leaderboard-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.leaderboard-controls label {
    font-weight: 500;
    color: var(--text-secondary);
}

.leaderboard-controls select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    cursor: pointer;
}

.leaderboard-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.leaderboard-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-md);
    transition: transform 0.2s, box-shadow 0.2s;
}

.leaderboard-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow);
}

.leaderboard-item.rank-1 {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.2) 0%, rgba(255, 215, 0, 0.1) 100%);
    border: 2px solid gold;
}

.leaderboard-item.rank-2 {
    background: linear-gradient(135deg, rgba(192, 192, 192, 0.2) 0%, rgba(192, 192, 192, 0.1) 100%);
    border: 2px solid silver;
}

.leaderboard-item.rank-3 {
    background: linear-gradient(135deg, rgba(205, 127, 50, 0.2) 0%, rgba(205, 127, 50, 0.1) 100%);
    border: 2px solid #cd7f32;
}

.leaderboard-item.current-user {
    border: 2px solid var(--accent);
    background-color: rgba(79, 70, 229, 0.1);
}

.leaderboard-rank {
    font-size: var(--font-size-xl);
    font-weight: 700;
    min-width: 60px;
    text-align: center;
}

.leaderboard-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
}

.leaderboard-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-secondary);
    font-size: var(--font-size-xl);
}

.leaderboard-info {
    flex: 1;
}

.leaderboard-username {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.leaderboard-level {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.leaderboard-stats {
    text-align: right;
}

.stat-value {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--accent);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* My Rank Card */
.my-rank-card {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
    border-radius: var(--radius-lg);
    color: white;
}

.my-rank-card h3 {
    margin-bottom: var(--spacing-md);
    color: white;
}

.my-rank-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.my-rank-position {
    text-align: center;
}

.rank-number {
    display: block;
    font-size: var(--font-size-4xl);
    font-weight: 700;
}

.rank-label {
    display: block;
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

.my-rank-stats {
    display: flex;
    gap: var(--spacing-lg);
    flex: 1;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.stat-icon {
    font-size: var(--font-size-xl);
}

.stat-item .stat-value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: white;
}

.stat-item .stat-label {
    font-size: var(--font-size-xs);
    opacity: 0.9;
    color: white;
}

/* Reward Notification */
.reward-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--success) 0%, var(--accent) 100%);
    color: white;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    white-space: pre-line;
    z-index: 1001;
    animation: slideInRight 0.3s ease-out;
}

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

/* ================================
   Game Mode Enhancements
   ================================ */

body.game-light .timer-display,
body.game-dark .timer-display {
    border: 3px solid var(--accent);
    box-shadow: 0 0 20px var(--shadow);
}

body.game-light .btn-primary,
body.game-dark .btn-primary {
    box-shadow: 0 4px 0 var(--accent-hover);
}

body.game-light .btn-primary:active,
body.game-dark .btn-primary:active {
    transform: translateY(2px);
    box-shadow: 0 2px 0 var(--accent-hover);
}

/* ================================
   Accessibility
   ================================ */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus styles */
*:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 2px;
}

/* ================================
   Telegram Login Widget Styles
   ================================ */

#telegram-login-widget {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100px;
    padding: var(--spacing-lg);
}

#telegram-login-widget iframe {
    border: none !important;
    border-radius: var(--radius-md);
}

/* Fix for Telegram widget in modal */
.modal-body #telegram-login-widget {
    display: flex;
    justify-content: center;
    padding: var(--spacing-lg) 0;
}

.modal-body #telegram-login-widget iframe {
    max-width: 100%;
}