/* ==================== MOBILE GAMIFIED CSS (IMPROVED) ==================== */
/* Компактный, информативный дизайн с сохранением функционала */

@media (max-width: 768px) {
    
    /* ========== FIX: Browser back gesture ========== */
    
    body {
        overscroll-behavior-x: none;
    }
    
    .kanban-board,
    .kanban-column,
    .kanban-column-content {
        touch-action: pan-y pinch-zoom !important;
        overscroll-behavior-x: contain;
    }
    
    .task-card {
        touch-action: manipulation !important;
    }
    
    /* ========== TASKS HEADER (FIXED, COMPACT) ========== */
    
    .tasks-header {
        position: sticky !important;
        top: 0;
        z-index: 100;
        background: var(--bg-secondary);
        padding: max(12px, calc(env(safe-area-inset-top, 0px) + 8px)) 16px 12px;
        border-bottom: 1px solid var(--divider);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    }
    
    /* Main title + controls row */
    .tasks-header-main {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 12px;
    }
    
    .tasks-header-title {
        display: flex;
        align-items: center;
        gap: 8px;
        flex: 1;
    }
    
    .tasks-header-title h2 {
        font-size: 22px !important;
        font-weight: 700;
        color: var(--text-primary);
        margin: 0 !important;
    }
    
    /* View toggle (Список/Доска) - COMPACT */
    .tasks-header .view-toggle {
        display: flex !important;
        gap: 4px;
        background: var(--bg-tertiary);
        border-radius: 12px;
        padding: 4px;
    }
    
    .view-toggle-btn {
        padding: 6px 12px !important;
        font-size: 13px !important;
        border-radius: 8px;
        background: transparent;
        color: var(--text-secondary);
        border: none;
        cursor: pointer;
        transition: all 0.2s ease;
    }
    
    .view-toggle-btn.active {
        background: var(--accent-primary) !important;
        color: white !important;
    }
    
    .view-toggle-btn .material-icons {
        font-size: 16px !important;
    }
    
    /* ========== GAMIFIED GREETING (COMPACT) ========== */
    
    .tasks-greeting {
        display: flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 10px;
        padding: 10px 12px;
        background: linear-gradient(135deg, rgba(0, 184, 169, 0.1), rgba(0, 212, 196, 0.1));
        border-radius: 12px;
        border-left: 3px solid var(--accent-primary);
    }
    
    .tasks-greeting__emoji {
        font-size: 24px;
        animation: wave 2s ease-in-out infinite;
    }
    
    @keyframes wave {
        0%, 100% { transform: rotate(0deg); }
        10%, 30% { transform: rotate(14deg); }
        20% { transform: rotate(-8deg); }
    }
    
    .tasks-greeting__text {
        flex: 1;
        min-width: 0;
    }
    
    .tasks-greeting__title {
        font-size: 15px;
        font-weight: 600;
        color: var(--text-primary);
        margin: 0 0 2px 0;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    .tasks-greeting__subtitle {
        font-size: 12px;
        color: var(--text-secondary);
        margin: 0;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    /* ========== STATS ROW (COMPACT, 2 COLUMNS) ========== */
    
    .tasks-stats-row {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
        margin-bottom: 10px;
    }
    
    .stat-card {
        background: var(--bg-tertiary);
        border-radius: 12px;
        padding: 10px;
        display: flex;
        align-items: center;
        gap: 10px;
    }
    
    .stat-card--streak {
        background: linear-gradient(135deg, #FF6B35, #FF8C5A);
        color: white;
    }
    
    .stat-card--tasks {
        background: linear-gradient(135deg, #00B8A9, #00D4C4);
        color: white;
    }
    
    .stat-card__icon {
        font-size: 28px;
        line-height: 1;
    }
    
    .stat-card__content {
        flex: 1;
        min-width: 0;
    }
    
    .stat-card__value {
        font-size: 20px;
        font-weight: 700;
        line-height: 1.2;
        margin-bottom: 2px;
    }
    
    .stat-card__label {
        font-size: 11px;
        opacity: 0.9;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }
    
    /* ========== DAILY PROGRESS (COMPACT) ========== */
    
    .daily-progress {
        background: var(--bg-tertiary);
        border-radius: 12px;
        padding: 10px 12px;
        margin-bottom: 12px;
    }
    
    .daily-progress__header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 8px;
    }
    
    .daily-progress__title {
        font-size: 12px;
        font-weight: 600;
        color: var(--text-secondary);
        margin: 0;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }
    
    .daily-progress__stats {
        font-size: 16px;
        font-weight: 700;
        color: var(--text-primary);
    }
    
    .daily-progress__bar {
        height: 8px;
        background: var(--bg-primary);
        border-radius: 24px;
        overflow: hidden;
        box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.2);
        margin-bottom: 6px;
    }
    
    .daily-progress__fill {
        height: 100%;
        background: linear-gradient(90deg, #00B8A9 0%, #00D4C4 50%, #34C759 100%);
        border-radius: 24px;
        transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
        position: relative;
    }
    
    .daily-progress__fill::after {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
        animation: shimmer 2s infinite;
    }
    
    @keyframes shimmer {
        0% { left: -100%; }
        100% { left: 100%; }
    }
    
    .daily-progress__message {
        font-size: 12px;
        color: var(--text-secondary);
        display: flex;
        align-items: center;
        gap: 4px;
        margin: 0;
    }
    
    .daily-progress__message-icon {
        font-size: 14px;
    }
    
    /* ========== FILTERS (COMPACT CHIPS) ========== */
    
    .tasks-filters {
        display: flex;
        gap: 6px;
        overflow-x: auto;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
        margin-bottom: 12px;
        padding-bottom: 4px;
    }
    
    .tasks-filters::-webkit-scrollbar {
        display: none;
    }
    
    .filter-btn {
        padding: 6px 12px !important;
        font-size: 13px !important;
        border-radius: 20px;
        background: var(--bg-tertiary);
        color: var(--text-secondary);
        border: 1px solid var(--divider);
        white-space: nowrap;
        flex-shrink: 0;
        transition: all 0.2s ease;
    }
    
    .filter-btn.active {
        background: var(--accent-primary) !important;
        color: white !important;
        border-color: var(--accent-primary);
    }
    
    /* ========== TASK CARDS (ENHANCED) ========== */
    
    .task-card {
        min-height: 160px !important;
        border-radius: 16px !important;
        padding: 16px !important;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15) !important;
        margin-bottom: 16px;
        position: relative;
        background: var(--bg-secondary);
        border: 1px solid var(--divider);
    }
    
    /* Priority stripe */
    .task-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 4px;
        height: 100%;
        border-radius: 16px 0 0 16px;
        background: linear-gradient(180deg, #00B8A9, #00D4C4);
    }
    
    .task-card[data-priority="urgent"]::before {
        background: linear-gradient(180deg, #FF3B30, #FF6B6B);
        box-shadow: 0 0 10px rgba(255, 59, 48, 0.5);
    }
    
    .task-card[data-priority="high"]::before {
        background: linear-gradient(180deg, #FF9500, #FFB84D);
    }
    
    .task-card[data-priority="low"]::before {
        background: linear-gradient(180deg, #8E8E93, #AEAEB2);
    }
    
    /* Critical pulse animation */
    .task-card[data-priority="urgent"] {
        animation: criticalPulse 2s ease-in-out infinite;
    }
    
    @keyframes criticalPulse {
        0%, 100% { transform: translateY(0); box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15); }
        50% { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(255, 59, 48, 0.3); }
    }
    
    .task-card-header h4,
    .task-card .task-title {
        font-size: 17px !important;
        font-weight: 600 !important;
        margin-bottom: 8px !important;
        line-height: 1.3;
    }
    
    .task-card .task-description {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.4;
        margin-bottom: 10px;
    }
    
    /* Progress bar on cards */
    .task-progress-mobile {
        margin-top: 12px;
        padding-top: 12px;
        border-top: 1px solid var(--divider);
    }
    
    .task-progress-mobile .progress-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 6px;
    }
    
    .task-progress-mobile .progress-label {
        font-size: 11px;
        font-weight: 600;
        color: var(--text-secondary);
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }
    
    .task-progress-mobile .progress-value {
        font-size: 14px;
        font-weight: 700;
        color: var(--text-primary);
    }
    
    .task-progress-mobile .progress-bar {
        height: 6px;
        background: var(--bg-primary);
        border-radius: 24px;
        overflow: hidden;
    }
    
    .task-progress-mobile .progress-fill {
        height: 100%;
        background: linear-gradient(90deg, #00B8A9, #34C759);
        border-radius: 24px;
        transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    /* ========== KANBAN BOARD (IMPROVED SCROLL) ========== */
    
    #kanbanBoard {
        display: flex !important;
        gap: 12px;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scroll-snap-type: x mandatory;
        padding: 16px;
        touch-action: pan-y;
        overscroll-behavior-x: contain;
    }
    
    .kanban-column {
        flex: 0 0 90%;
        max-width: 90%;
        scroll-snap-align: start;
    }
    
    .kanban-column-header {
        position: sticky;
        top: 0;
        background: var(--bg-secondary);
        z-index: 10;
        padding: 12px;
        border-radius: 12px 12px 0 0;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }
    
    /* Scroll indicator */
    #kanbanBoard::after {
        content: '';
        position: absolute;
        right: 0;
        top: 0;
        bottom: 0;
        width: 40px;
        background: linear-gradient(to right, transparent, var(--bg-primary));
        pointer-events: none;
        z-index: 1;
    }
    
    /* ========== ANIMATIONS ========== */
    
    @keyframes slideDown {
        from {
            transform: translateX(-50%) translateY(-120%);
            opacity: 0;
        }
        to {
            transform: translateX(-50%) translateY(0);
            opacity: 1;
        }
    }
    
    @keyframes slideUp {
        from {
            transform: translateX(-50%) translateY(0);
            opacity: 1;
        }
        to {
            transform: translateX(-50%) translateY(-120%);
            opacity: 0;
        }
    }
    
    @keyframes confettiFall {
        from {
            transform: translateY(-10vh) rotate(0deg);
            opacity: 1;
        }
        to {
            transform: translateY(110vh) rotate(720deg);
            opacity: 0;
        }
    }
    
    /* ========== HIDE DESKTOP ELEMENTS ========== */
    
    @media (max-width: 768px) {
        /* Hide original desktop header elements */
        .tasks-header > h2:first-child:not(.tasks-greeting__title),
        .tasks-header > .view-toggle:not(.mobile-view-toggle),
        .tasks-header > .tasks-filters:not(.mobile-filters) {
            display: none !important;
        }
    }
}