:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-card: #ffffff;
    --bg-modal: rgba(255, 255, 255, 0.95);
    --text-primary: #1e293b;     /* було можливо світле */
    --text-secondary: #64748b;   /* було можливо світле */
    --text-muted: #94a3b8;       /* було можливо світле */
    --text-on-primary: #ffffff;  /* текст на кольорових фонах */
    --text-on-secondary: #ffffff;
    --border-color: #e2e8f0;
    --border-hover: #cbd5e1;
    --accent-color: #3b82f6;
    --accent-hover: #2563eb;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --header-bg: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --card-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --card-shadow-hover: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --card-shadow-drag: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
     --text-success: #10b981;  /* Зелений текст для світлої теми */
     --text-danger: #ef4444;   /* Червоний текст для світлої теми */
     --text-warning: #f59e0b;  /* Помаранчевий текст для світлої теми */
     --text-info: #3b82f6;     /* Синій текст для світлої теми */
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.25);
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #334155;
    --bg-modal: rgba(51, 65, 85, 0.95);
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --border-color: #475569;
    --border-hover: #64748b;
    --accent-color: #60a5fa;
    --accent-hover: #3b82f6;
    --success-color: #34d399;
    --warning-color: #fbbf24;
    --danger-color: #f87171;
    --header-bg: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    --card-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px 0 rgba(0, 0, 0, 0.2);
    --card-shadow-hover: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --card-shadow-drag: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
    --text-success: #34d399;  /* Світліший зелений для темної теми */
    --text-danger: #f87171;   /* Світліший червоний для темної теми */
    --text-warning: #fbbf24;  /* Світліший помаранчевий для темної теми */
    --text-info: #60a5fa;     /* Світліший синій для темної теми */
    /* Dark glassmorphism */
    --glass-bg: rgba(51, 65, 85, 0.25);
    --glass-border: rgba(148, 163, 184, 0.18);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Базові стилі з CSS змінними */
body {
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', Roboto, sans-serif;
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
    overflow-x: auto;
}
 body * {
     color: inherit;
 }
/* Сучасний хедер з glassmorphism */
.header {
    background: var(--header-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    padding: 16px 24px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header h1 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-on-primary);
    background-clip: text;
}

/* Кнопка перемикання теми */
.theme-toggle {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    color: white;
    padding: 10px 16px;
    border-radius: 12px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--card-shadow);
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--card-shadow-hover);
}

/* Кнопка дублювання картки */
.duplicate-card-btn {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 6px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.duplicate-card-btn:hover {
    background: var(--accent-color);
    color: white;
    transform: scale(1.05);
}

/* Сучасні колонки */
.column {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--card-shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

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

.column-header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 20px;
    border-radius: 16px 16px 0 0;
}

.column-title {
    font-weight: 600;
    font-size: 16px;
    color: var(--text-primary);
}

/* Сучасні картки з мікроанімаціями */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    box-shadow: var(--card-shadow);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-left: 4px solid var(--accent-color);
}

.card:hover {
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-4px) scale(1.02);
    border-color: var(--border-hover);
}

.card.dragging {
    opacity: 0.8;
    transform: rotate(3deg) scale(1.05);
    box-shadow: var(--card-shadow-drag);
    z-index: 1000;
}

/* Маркери для карток */
.card-priority-marker {
    position: absolute;
    top: -2px;
    right: -2px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    z-index: 10;
}

.priority-urgent { background: linear-gradient(135deg, #ef4444, #dc2626); }
.priority-high { background: linear-gradient(135deg, #f59e0b, #d97706); }
.priority-normal { background: linear-gradient(135deg, #10b981, #059669); }
.priority-low { background: linear-gradient(135deg, #6b7280, #4b5563); }

/* Improved card labels */
.card-labels {
    display: flex;
    gap: 6px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.label {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--accent-color);
    color: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Сучасні кнопки */
.btn {
    padding: 12px 20px;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 14px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--card-shadow);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

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

.btn:active {
    transform: translateY(0);
    transition: transform 0.1s;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color), #d97706);
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #dc2626);
    color: white;
}
 [data-theme="dark"] .bg-primary,
 [data-theme="dark"] .bg-secondary {
     color: var(--text-primary);
 }
/* Floating Action Button */
.fab {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    color: white;
    border: none;
    cursor: pointer;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.fab:hover {
    transform: scale(1.1) translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.25);
}

.fab:active {
    transform: scale(0.95);
}

/* Сучасні модальні вікна */
.modal-content, .login-content, .users-content {
    background: var(--bg-modal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    color: var(--text-primary);
}

/* Сучасні форми */
.form-group input, .form-group select, .form-group textarea {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    transform: translateY(-2px);
}
 .form-group input::placeholder,
 .form-group textarea::placeholder,
 .form-group select::placeholder {
     color: var(--text-muted);
     opacity: 0.7;
 }
/* Progress bar */
.progress-bar {
    width: 100%;
    height: 4px;
    background: var(--border-color);
    border-radius: 2px;
    overflow: hidden;
    margin: 8px 0;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-color), var(--success-color));
    border-radius: 2px;
    transition: width 0.3s ease;
}

/* Notification badge */
.notification-badge {
    position: absolute;
    top: -6px;
    right: -6px;
    background: linear-gradient(135deg, var(--danger-color), #dc2626);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Skeleton loading */
.skeleton {
    background: linear-gradient(90deg, var(--border-color) 25%, var(--bg-secondary) 50%, var(--border-color) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: 8px;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Touch-friendly для мобільних */
@media (pointer: coarse) {
    .card-btn-compact, .move-btn-compact, .file-btn, .btn {
        min-width: 44px;
        min-height: 44px;
        padding: 12px;
    }

    .fab {
        width: 64px;
        height: 64px;
    }
}

/* Ripple effect */
.ripple {
    position: relative;
    overflow: hidden;
}

.ripple::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.ripple:active::before {
    width: 300px;
    height: 300px;
}

/* Scroll improvements */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
    transition: background 0.3s ease;
}

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

/* Мобільні покращення */
@media (max-width: 768px) {
    .header {
        padding: 12px 16px;
    }

    .header h1 {
        font-size: 24px;
    }

    .column {
        border-radius: 12px;
    }

    .card {
        border-radius: 10px;
        padding: 12px;
    }

    .fab {
        bottom: 16px;
        right: 16px;
        width: 52px;
        height: 52px;
    }
}

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

/* Focus indicators */
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

@media (max-width: 768px) {
    /* Хедер */
    .header {
        flex-direction: column;
        gap: 10px;
        padding: 10px 15px;
    }

    .header h1 {
        font-size: 18px;
        text-align: center;
    }

    .header-controls {
        flex-wrap: wrap;
        justify-content: center;
        gap: 8px;
    }

    .user-info {
        padding: 6px 10px;
        font-size: 12px;
    }

    .firebase-status, .sync-indicator {
        font-size: 10px;
        padding: 4px 6px;
    }

    /* Фільтри */
    .filters {
        flex-direction: column;
        padding: 10px 15px;
        gap: 10px;
    }

    .filter-group {
        width: 100%;
        justify-content: space-between;
    }

    .filter-group input, .filter-group select {
        flex: 1;
        margin-left: 10px;
        min-width: 0;
    }

    .sort-controls {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }

    .sort-btn {
        font-size: 10px;
        padding: 4px 6px;
        white-space: nowrap;
    }

    /* Дошка - покращені відступи */
    .board-container {
        padding: 10px 5px; /* Зменшуємо бічні відступи */
        height: calc(100vh - 200px);
    }

    .board {
        flex-direction: column;
        gap: 12px; /* Зменшуємо відстань між колонками */
        min-height: auto;
    }

    /* Колонки - збільшені розміри */
    .column {
        width: 100%;
        min-width: auto;
        max-height: 400px; /* Збільшуємо з 300px до 400px */
        margin-bottom: 12px;
        border-radius: 6px; /* Трохи більший радіус */
    }

    .column-header {
        padding: 12px 15px; /* Збільшуємо padding */
    }

    .column-title {
        font-size: 15px; /* Збільшуємо з 14px */
    }

    .column-count {
        font-size: 11px; /* Збільшуємо з 10px */
        padding: 2px 7px;
    }

    .clear-column-btn {
        width: 28px; /* Збільшуємо з 24px */
        height: 28px;
        font-size: 12px;
        min-width: 28px;
        min-height: 28px;
    }

    .column-content {
        max-height: 350px; /* Збільшуємо з 250px до 350px */
        padding: 10px; /* Збільшуємо внутрішні відступи */
        gap: 10px; /* Збільшуємо відстань між картками */
    }

    /* Картки - покращені розміри */
    /* Стилі для багатьох офферів */
    .offers-input-container {
        margin-top: 8px;
    }

    .offer-input-group {
        display: flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 8px;
    }

    .offer-input {
        flex: 1;
        padding: 10px;
        border: 2px solid var(--border-color);
        border-radius: 6px;
        font-size: 14px;
        transition: border-color 0.2s;
        background: var(--bg-card);
        color: var(--text-primary);
    }

    .offer-input:focus {
        outline: none;
        border-color: var(--accent-color);
    }

    .remove-offer-btn {
        background: var(--danger-color);
        color: white;
        border: none;
        padding: 8px 10px;
        border-radius: 6px;
        cursor: pointer;
        font-size: 12px;
        transition: all 0.2s ease;
        min-width: 36px;
        height: 36px;
    }

    .remove-offer-btn:hover {
        background: #dc2626;
        transform: scale(1.05);
    }

    .add-offer-btn {
        margin-top: 8px;
        padding: 8px 12px;
        font-size: 14px;
    }

    /* Стилі для відображення офферів в картці */
    .card-offers {
        margin-bottom: 8px;
    }

    .offer-tag {
        display: inline-block;
        background: var(--accent-color);
        color: white;
        padding: 2px 8px;
        border-radius: 12px;
        font-size: 10px;
        font-weight: 600;
        margin: 2px 4px 2px 0;
        text-transform: uppercase;
    }

    .offer-tag:first-child {
        background: var(--success-color);
    }

    .offer-tag:nth-child(2) {
        background: var(--warning-color);
    }

    .offer-tag:nth-child(3) {
        background: var(--danger-color);
    }
    .card {
        padding: 14px 12px; /* Збільшуємо padding з 8px */
        margin-bottom: 0;
        font-size: 13px; /* Збільшуємо шрифт з 12px */
        border-radius: 8px; /* Більший радіус */
        touch-action: manipulation;
        min-height: 100px; /* Мінімальна висота для зручності */
    }

    .card-compact-header {
        margin-bottom: 8px;
    }

    .card-telegram-compact {
        font-size: 16px; /* Збільшуємо з 13px */
        padding: 8px 10px; /* Більші відступи */
        margin-bottom: 8px;
        border-radius: 6px;
    }

    .card-info-row {
        margin-top: 8px;
        padding: 6px 10px; /* Збільшуємо padding */
        font-size: 11px; /* Збільшуємо з 9px */
        border-radius: 4px;
    }

    .card-traffic-source {
        font-size: 15px; /* Збільшуємо з 12px */
    }

    .card-date {
        font-size: 10px; /* Збільшуємо з 8px */
    }

    .card-icon {
        font-size: 11px;
    }

    .card-actions-compact, .card-move-controls-compact {
        opacity: 1; /* Завжди видимі на мобільних */
        margin-top: 6px;
    }

    .card-btn-compact, .move-btn-compact {
        width: 32px; /* Збільшуємо з 28px */
        height: 32px;
        font-size: 12px; /* Збільшуємо шрифт */
        touch-action: manipulation;
        border-radius: 6px;
    }

    /* Маркери карток */
    .card-markers {
        margin-bottom: 8px;
        justify-content: center;
    }

    .card-marker {
        font-size: 18px; /* Збільшуємо для мобільних */
    }

    /* Кнопка додавання картки */
    .add-card {
        padding: 15px; /* Збільшуємо з 8px */
        font-size: 15px; /* Збільшуємо з 12px */
        margin-top: 12px;
        min-height: 60px; /* Мінімальна висота */
        border-radius: 8px;
    }

    /* Модальні вікна */
    .modal-content, .login-content, .users-content, .large-file-content {
        margin: 2% auto;
        padding: 20px;
        width: 95%;
        max-width: none;
        max-height: 95vh;
        border-radius: 12px;
    }

    .login-content {
        padding: 25px;
    }

    .close, .history-modal-close, .audit-modal-close, .export-modal-close, .comments-modal-close {
        font-size: 24px;
        top: 15px;
        right: 15px;
        min-width: 32px;
        min-height: 32px;
    }

    /* Форми */
    .form-group {
        margin-bottom: 18px;
    }

    .form-group label {
        font-size: 14px;
        margin-bottom: 6px;
    }

    .form-group input, .form-group select, .form-group textarea {
        padding: 12px;
        font-size: 16px; /* Запобігає зуму на iOS */
        border-radius: 6px;
        min-height: 44px; /* Мінімальний розмір для тачскрінів */
    }

    .access-code-input {
        padding: 15px;
        font-size: 16px;
        min-height: 44px;
    }

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

    .form-actions {
        flex-direction: column;
        gap: 12px;
        margin-top: 25px;
    }

    .btn {
        padding: 12px 20px;
        font-size: 16px;
        border-radius: 8px;
        touch-action: manipulation;
        min-height: 50px; /* Мінімальний розмір для тачскрінів */
    }

    /* Кнопки в хедері */
    .header .btn {
        padding: 8px 12px;
        font-size: 13px;
        min-height: 40px;
    }

    .logout-btn, .manage-users-btn {
        padding: 6px 10px;
        font-size: 11px;
        min-height: 32px;
    }

    /* Файли */
    .file-upload-section {
        padding: 15px;
        margin-top: 20px;
    }

    .file-upload-section h3 {
        font-size: 16px;
        margin-bottom: 12px;
    }

    .file-upload-area {
        padding: 20px;
    }

    .file-upload-text {
        font-size: 14px;
    }

    .uploaded-file {
        padding: 12px;
        margin-bottom: 8px;
        border-radius: 6px;
    }

    .file-name-large {
        font-size: 13px;
    }

    .file-size-large {
        font-size: 11px;
    }

    .file-btn {
        padding: 8px 12px;
        font-size: 12px;
        min-height: 32px;
        min-width: 32px;
    }

    .file-limits-info {
        padding: 12px;
        margin-bottom: 12px;
    }

    .limit-item {
        font-size: 12px;
        margin-bottom: 8px;
    }

    /* Таблиці користувачів */
    .users-table {
        font-size: 12px;
    }

    .users-table th, .users-table td {
        padding: 8px 6px;
    }

    .user-role-badge {
        font-size: 10px;
        padding: 3px 6px;
    }

    .add-user-form {
        padding: 15px;
        margin-top: 20px;
    }

    /* Панель масових дій */
    .bulk-actions-panel {
        margin: 12px;
        padding: 15px 20px;
    }

    .bulk-actions-title {
        font-size: 14px;
        margin-bottom: 12px;
    }

    .bulk-actions-buttons {
        gap: 8px;
    }

    .bulk-action-btn {
        padding: 8px 12px;
        font-size: 12px;
        border-radius: 6px;
    }

    .clear-stats {
        padding: 10px;
        margin-top: 10px;
        font-size: 11px;
    }

    /* Сервіси для великих файлів */
    .service-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: 12px;
        margin: 12px 0;
    }

    .service-card {
        padding: 12px;
        border-radius: 8px;
    }

    .service-icon {
        font-size: 22px;
        margin-bottom: 8px;
    }

    .service-name {
        font-size: 12px;
        margin-bottom: 4px;
    }

    .service-limit {
        font-size: 10px;
    }

    .instructions {
        padding: 12px;
        margin: 20px 0;
    }

    .instructions ol {
        margin-left: 20px;
    }

    .instructions li {
        font-size: 13px;
        margin-bottom: 4px;
    }

    /* Покращення для тачскрінів */
    .card:active, .btn:active, .sort-btn:active {
        transform: scale(0.98);
        transition: transform 0.1s;
    }

    /* Прокрутка */
    .column-content::-webkit-scrollbar {
        width: 4px;
    }

    .modal-content::-webkit-scrollbar,
    .login-content::-webkit-scrollbar,
    .users-content::-webkit-scrollbar {
        width: 6px;
    }

    /* Приховування елементів на мобільних */
    .firebase-status .status-dot {
        width: 8px;
        height: 8px;
    }

    /* Покращення читабельності */
    .empty-state {
        padding: 25px 20px;
        font-size: 15px;
    }

    /* Виправлення перекриття */
    .card.own-card::after {
        top: -4px;
        left: -4px;
        width: 18px;
        height: 18px;
        font-size: 9px;
    }

    /* Нові компоненти для мобільних */
    .marker-menu-content,
    .priority-menu-content,
    .comments-modal-content,
    .history-modal-content,
    .audit-modal-content,
    .export-modal-content {
        width: 95%;
        margin: 2.5%;
        max-height: 90vh;
        padding: 20px;
    }
}
.card-transfer-notice {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid var(--warning-color);
    border-radius: 4px;
    padding: 4px 8px;
    margin-top: 6px;
    font-size: 10px;
    color: var(--text-warning);
    display: flex;
    align-items: center;
    gap: 4px;
}

.card-transfer-notice .transfer-icon {
    font-size: 12px;
}

.card-transfer-admin {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--danger-color);
    color: var(--text-danger);  /* ✅ */
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #0079bf 0%, #005a8b 100%);
    min-height: 100vh;
    overflow-x: auto;
}

.header {
    background: rgba(0,0,0,0.2);
    padding: 15px 20px;
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(10px);
}

.header h1 {
    font-size: 24px;
    font-weight: 600;
}

.header-controls {
    display: flex;
    gap: 10px;
    align-items: center;
}

.user-info {
    background: rgba(255,255,255,0.1);
    padding: 8px 12px;
    border-radius: 20px;
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-info .user-name {
    font-weight: 600;
    color: white;
}

.user-role {
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 600;
}

.role-admin { background: #ff4757; color: white; }
.role-manager { background: #ffa502; color: white; }
.role-user { background: #70a1ff; color: white; }

.logout-btn, .manage-users-btn {
    background: rgba(255,255,255,0.2);
    border: none;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
}

.logout-btn:hover, .manage-users-btn:hover {
    background: rgba(255,255,255,0.3);
}

.firebase-status {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255,255,255,0.1);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ff4757;
}

.status-dot.connected {
    background: #26de81;
}

.login-modal, .users-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.login-content, .users-content {
    background: white;
    padding: 40px;
    border-radius: 15px;
    text-align: center;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    max-height: 80vh;
    overflow-y: auto;
}

.users-content {
    text-align: left;
    max-width: 700px;
}

.login-content h2, .users-content h2 {
    margin-bottom: 20px;
    color: #172b4d;
}

.access-code-input {
    width: 100%;
    padding: 15px;
    border: 2px solid #dfe1e6;
    border-radius: 8px;
    font-size: 16px;
    text-align: center;
    letter-spacing: 2px;
    margin-bottom: 20px;
    font-weight: bold;
}

.login-error {
    background: #fff5f5;
    border: 1px solid #fed7d7;
    color: #c53030;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 15px;
    font-size: 14px;
}

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 14px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-primary {
    background: #61bd4f;
    color: white;
}

.btn-primary:hover {
    background: #519839;
}

.btn-secondary {
    background: rgba(255,255,255,0.2);
    color: black;
    border: 1px solid rgba(255,255,255,0.3);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.3);
}

.btn-danger {
    background: #ff4757;
    color: white;
}

.btn-danger:hover {
    background: #ff3742;
}

.btn-warning {
    background: #ffa502;
    color: white;
}

.btn-warning:hover {
    background: #ff9500;
}

.filters {
    background: rgba(0,0,0,0.1);
    padding: 10px 20px;
    display: flex;
    gap: 15px;
    align-items: center;
    backdrop-filter: blur(5px);
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-group label {
    color: rgba(255,255,255,0.9);
    font-size: 14px;
    font-weight: 500;
}

.filter-group select,
.filter-group input {
    padding: 6px 10px;
    border: none;
    border-radius: 4px;
    background: rgba(255,255,255,0.9);
    font-size: 14px;
}

.sort-controls {
    background: rgba(255,255,255,0.1);
    padding: 6px 12px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sort-btn {
    background: rgba(255,255,255,0.2);
    border: none;
    color: white;
    padding: 4px 8px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
}

.sort-btn:hover {
    background: rgba(255,255,255,0.3);
}

.sort-btn.active {
    background: #61bd4f;
    color: white;
}

.board-container {
    padding: 20px;
    height: calc(100vh - 160px);
    overflow: auto;
}

.board {
    display: flex;
    gap: 20px;
    min-height: 100%;
    padding-bottom: 20px;
}

.column {
    background: #ebecf0;
    border-radius: 8px;
    width: 300px;
    min-width: 300px;
    max-height: calc(100vh - 200px);
    display: flex;
    flex-direction: column;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.column-header {
    padding: 12px 16px;
    background: #f4f5f7;
    border-radius: 8px 8px 0 0;
    border-bottom: 1px solid #ddd;
}

.column-title {
    font-weight: 600;
    color: #172b4d;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.column-count {
    background: #ddd;
    color: #666;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: normal;
}

.column-content {
    flex: 1;
    padding: 8px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.column-content::-webkit-scrollbar {
    width: 6px;
}

.column-content::-webkit-scrollbar-track {
    background: transparent;
}

.column-content::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 3px;
}

.card {
    background: white;
    border-radius: 6px;
    padding: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.12);
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    border-left: 4px solid transparent;
}

.card:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    transform: translateY(-1px);
}

.card.dragging {
    opacity: 0.5;
    transform: rotate(5deg);
    z-index: 1000;
}



.card.own-card {
    box-shadow: 0 2px 8px rgba(97, 189, 79, 0.3);
    border-left-color: #61bd4f !important;
}

.card.own-card::after {
    content: '👤';
    position: absolute;
    top: -8px;
    left: -8px;
    background: #61bd4f;
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    z-index: 10;
}

.card.read-only {
    opacity: 0.7;
    cursor: default;
}

.card.read-only:hover {
    transform: none;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 8px;
}

.card-id {
    background: #f4f5f7;
    color: #5e6c84;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 11px;
    font-weight: 600;
}

/* Стилі для спрощених карток */
.card-telegram {
    font-size: 16px;
    font-weight: 700;
    color: #26de81;
    margin-bottom: 8px;
    text-align: center;
    padding: 8px;
    background: linear-gradient(135deg, #f0fff4 0%, #e6fffa 100%);
    border-radius: 8px;
    border: 1px solid #26de81;
}

.card-datetime {
    color: #5e6c84;
    font-size: 11px;
    text-align: center;
    margin-top: 8px;
    padding: 4px;
    background: #f8f9fa;
    border-radius: 4px;
}

.card-move-controls {
    display: flex;
    gap: 2px;
    margin-top: 8px;
    opacity: 0;
    transition: opacity 0.2s;
}

.card:hover .card-move-controls {
    opacity: 1;
}

.move-btn {
    background: #f4f5f7;
    border: none;
    width: 20px;
    height: 20px;
    border-radius: 3px;
    cursor: pointer;
    font-size: 10px;
    color: #5e6c84;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.move-btn:hover {
    background: #0079bf;
    color: white;
}

.move-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.move-btn:disabled:hover {
    background: #f4f5f7;
    color: #5e6c84;
}

.file-attachments {
    margin-top: 12px;
    border-top: 1px solid #dfe1e6;
    padding-top: 8px;
}

.file-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 0;
    font-size: 11px;
    color: #5e6c84;
}

.file-icon {
    font-size: 12px;
}

.file-name {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 120px;
}

.file-size {
    font-size: 10px;
    color: #999;
}

.card-labels {
    display: flex;
    gap: 4px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.label {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    color: white;
}

.card-badges {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-actions {
    display: flex;
    gap: 4px;
}

.card-btn {
    background: none;
    border: none;
    padding: 4px;
    cursor: pointer;
    border-radius: 3px;
    font-size: 12px;
    color: #5e6c84;
    transition: all 0.2s;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-btn:hover {
    background: #f4f5f7;
    color: #172b4d;
}

.column.drag-over {
    background: #dfe1e6;
    box-shadow: inset 0 0 0 2px #0079bf;
}

.add-card {
    background: #f4f5f7;
    border: 2px dashed #ddd;
    border-radius: 6px;
    padding: 12px;
    text-align: center;
    color: #5e6c84;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: auto;
}

.add-card:hover {
    background: #e4e6ea;
    border-color: #0079bf;
    color: #0079bf;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 30px;
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
}

.close {
    position: absolute;
    right: 15px;
    top: 15px;
    color: #aaa;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover {
    color: #000;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    color: #172b4d;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 2px solid #dfe1e6;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #0079bf;
}

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



.file-upload-section {
    background: #f8f9fa;
    padding: 16px;
    border-radius: 6px;
    margin-top: 20px;
    border-left: 4px solid #17a2b8;
}

.file-upload-section h3 {
    color: #17a2b8;
    margin-bottom: 15px;
    /*display: flex;*/
    align-items: center;
    gap: 8px;
    font-size: 16px;
}

.file-upload-area {
    border: 2px dashed #dfe1e6;
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    transition: all 0.3s;
    cursor: pointer;
    background: white;
}

.file-upload-area:hover {
    border-color: #17a2b8;
    background: #f8fdff;
}

.file-upload-area.dragover {
    border-color: #17a2b8;
    background: #e6f7ff;
}

.file-upload-text {
    color: #5e6c84;
    font-size: 14px;
    margin-bottom: 10px;
}

.file-input {
    display: none;
}

.uploaded-files {
    margin-top: 15px;
}

.uploaded-file {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: white;
    border: 1px solid #dfe1e6;
    border-radius: 6px;
    margin-bottom: 8px;
}

.file-info {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
}

.file-icon-large {
    font-size: 20px;
}

.file-details {
    flex: 1;
}

.file-name-large {
    font-weight: 600;
    color: #172b4d;
    font-size: 13px;
}

.file-size-large {
    color: #5e6c84;
    font-size: 11px;
}

.file-actions {
    display: flex;
    gap: 4px;
}

.file-btn {
    background: none;
    border: none;
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 11px;
    transition: all 0.2s;
}

.file-btn:hover {
    background: #f4f5f7;
}

.file-btn.download {
    color: #0079bf;
}

.file-btn.delete {
    color: #c53030;
}

.form-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 30px;
}

.btn-cancel {
    background: #dfe1e6;
    color: #172b4d;
}

.btn-cancel:hover {
    background: #c1c7d0;
}

.btn-save {
    background: #0079bf;
    color: white;
}

.btn-save:hover {
    background: #005a8b;
}

.empty-state {
    text-align: center;
    color: #5e6c84;
    font-style: italic;
    padding: 40px 20px;
}

.sync-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,0.9);
    font-size: 12px;
}

/* Стилі для управління користувачами */
.users-section {
    margin-bottom: 30px;
}

.users-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}

.users-table th,
.users-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #dfe1e6;
}

.users-table th {
    background: #f4f5f7;
    font-weight: 600;
    color: #172b4d;
}

.users-table tr:hover {
    background: #f8f9fa;
}

.user-role-badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.add-user-form {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    margin-top: 20px;
}

.form-row {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 10px;
        align-items: stretch;
    }

    .header-controls {
        justify-content: center;
    }

    .filters {
        flex-wrap: wrap;
        gap: 10px;
    }

    .board {
        flex-direction: column;
        gap: 15px;
    }

    .column {
        width: 100%;
        min-width: auto;
    }

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

@keyframes cardInsert {
    from {
        opacity: 0;
        transform: translateY(-10px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.card {
    animation: cardInsert 0.2s ease-out;
}

.loading-spinner {
    display: inline-block;
    width: 12px;
    height: 12px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #0079bf;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.clear-column-btn {
    background: rgba(255, 71, 87, 0.1);
    border: 1px solid rgba(255, 71, 87, 0.3);
    color: #ff4757;
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 24px;
}

.clear-column-btn:hover {
    background: #ff4757;
    color: white;
    transform: scale(1.05);
}

.clear-column-btn:active {
    transform: scale(0.95);
}

.bulk-actions-panel {
    background: linear-gradient(135deg, #ff4757 0%, #ff3742 100%);
    padding: 15px 20px;
    margin: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(255, 71, 87, 0.3);
    display: none;
}

.bulk-actions-title {
    color: white;
    font-weight: 600;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.bulk-actions-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.bulk-action-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.bulk-action-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

.bulk-action-btn.danger {
    background: rgba(139, 0, 0, 0.8);
    border-color: rgba(139, 0, 0, 0.9);
}

.bulk-action-btn.danger:hover {
    background: rgba(139, 0, 0, 1);
}

.clear-stats {
    background: rgba(255, 255, 255, 0.1);
    padding: 10px;
    border-radius: 6px;
    margin-top: 10px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 12px;
}

/* Додати ці стилі в секцію <style> */

/* Компактний хедер картки */
.card-compact-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    min-height: 20px;
}

.card-icons {
    display: flex;
    gap: 4px;
    align-items: center;
}

.card-icon {
    font-size: 12px;
    opacity: 0.7;
}

.card-actions-compact {
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: opacity 0.2s;
}

.card:hover .card-actions-compact {
    opacity: 1;
}

.card-btn-compact {
    background: none;
    border: none;
    padding: 2px 4px;
    cursor: pointer;
    border-radius: 3px;
    font-size: 10px;
    color: #5e6c84;
    transition: all 0.2s;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-btn-compact:hover {
    background: #f4f5f7;
    color: #172b4d;
}

/* Компактний telegram нік */
.card-telegram-compact {
    font-size: 15px;
    font-weight: 700;
    color: var(--success-color);
    margin-bottom: 6px;
    text-align: center;
    padding: 6px 8px;
    background: linear-gradient(135deg, #f0fff4 0%, #e6fffa 100%);
    border-radius: 6px;
    border: 1px solid #26de81;
}

/* Рядок з інформацією */
.card-info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 6px;
    padding: 4px 8px;
    background: #f8f9fa;
    border-radius: 4px;
    font-size: 11px;
}

.card-traffic-source {
    font-size: 14px;
    font-weight: 600;
}

.card-date {
    color: #5e6c84;
    font-size: 9px;
    font-weight: 500;
    white-space: nowrap;
}

/* Компактні кнопки переміщення */
.card-move-controls-compact {
    display: flex;
    gap: 2px;
    margin-top: 6px;
    opacity: 0;
    transition: opacity 0.2s;
    justify-content: center;
}

.card:hover .card-move-controls-compact {
    opacity: 1;
}

.move-btn-compact {
    background: #f4f5f7;
    border: none;
    width: 16px;
    height: 16px;
    border-radius: 2px;
    cursor: pointer;
    font-size: 8px;
    color: #5e6c84;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.move-btn-compact:hover {
    background: #0079bf;
    color: white;
}

.move-btn-compact:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.move-btn-compact:disabled:hover {
    background: #f4f5f7;
    color: #5e6c84;
}

/* Зменшуємо загальний padding картки */
.card {
    padding: 8px 10px; /* Було 12px */
}

/* Приховуємо старі елементи */
.card-header,
.card-id,
.card-telegram,
.card-datetime,
.card-move-controls,
.card-labels,
.card-badges {
    display: none;
}
.notification-status {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 6px;
    border-radius: 8px;
    font-size: 10px;
    font-weight: 600;
}

 .notification-status.enabled {
     background: rgba(16, 185, 129, 0.2);
     color: var(--text-success);  /* ✅ */
 }

 .notification-status.disabled {
     background: rgba(239, 68, 68, 0.2);
     color: var(--text-danger);  /* ✅ */
 }

.external-links {
    background: rgba(245, 158, 11, 0.1);
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 15px;
    border-left: 4px solid var(--warning-color);
}

.external-links h4 {
    color: var(--text-warning);
    margin-bottom: 8px;
    font-size: 14px;
}

.file-limits-info {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 15px;
    border-left: 4px solid #17a2b8;
}

.limit-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    font-size: 13px;
}

.limit-item:last-child {
    margin-bottom: 0;
}

.limit-icon {
    font-size: 14px;
    width: 20px;
}

.external-links {
    margin-left: 30px;
    margin-top: 5px;
}

.file-fexnet {
    color: #0079bf;
    text-decoration: none;
    font-weight: bold;
    margin-right: 15px;
    transition: color 0.2s;
}

.file-fexnet:hover {
    color: #005a8b;
    text-decoration: underline;
}
.large-file-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
}

.large-file-content {
    background: white;
    padding: 30px;
    border-radius: 15px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 15px;
    margin: 15px 0;
}

.service-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 15px;
    border: 2px solid #dfe1e6;
    border-radius: 8px;
    text-decoration: none;
    color: #172b4d;
    transition: all 0.2s;
}

.service-card:hover {
    border-color: #0079bf;
    background: #f8f9fa;
    transform: translateY(-2px);
}

.service-icon {
    font-size: 24px;
    margin-bottom: 8px;
}

.service-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.service-limit {
    font-size: 12px;
    color: #5e6c84;
}

.instructions {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin: 20px 0;
    border-left: 4px solid #0079bf;
}

.instructions ol {
    margin-left: 20px;
}

.instructions li {
    margin-bottom: 5px;
}
.file-btn.view {
    color: #0079bf;
}

.file-btn.view:hover {
    background: #e6f3ff;
}

/* Мобільні стилі - додати в кінець секції <style> */

/* Основні мобільні медіа-запити */
@media (max-width: 768px) {
    /* Хедер */
    .header {
        flex-direction: column;
        gap: 10px;
        padding: 10px 15px;
    }

    .header h1 {
        font-size: 18px;
        text-align: center;
    }

    .header-controls {
        flex-wrap: wrap;
        justify-content: center;
        gap: 8px;
    }

    .user-info {
        padding: 6px 10px;
        font-size: 12px;
    }

    .firebase-status, .sync-indicator {
        font-size: 10px;
        padding: 4px 6px;
    }

    /* Фільтри */
    .filters {
        flex-direction: column;
        padding: 10px 15px;
        gap: 10px;
    }

    .filter-group {
        width: 100%;
        justify-content: space-between;
    }

    .filter-group input, .filter-group select {
        flex: 1;
        margin-left: 10px;
        min-width: 0;
    }

    .sort-controls {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }

    .sort-btn {
        font-size: 10px;
        padding: 4px 6px;
        white-space: nowrap;
    }

    /* Дошка - покращені відступи */
    .board-container {
        padding: 10px 5px; /* Зменшуємо бічні відступи */
        height: calc(100vh - 200px);
    }

    .board {
        flex-direction: column;
        gap: 12px; /* Зменшуємо відстань між колонками */
        min-height: auto;
    }

    /* Колонки - збільшені розміри */
    .column {
        width: 100%;
        min-width: auto;
        max-height: 400px; /* Збільшуємо з 300px до 400px */
        margin-bottom: 12px;
        border-radius: 6px; /* Трохи більший радіус */
    }

    .column-header {
        padding: 12px 15px; /* Збільшуємо padding */
    }

    .column-title {
        font-size: 15px; /* Збільшуємо з 14px */
    }

    .column-count {
        font-size: 11px; /* Збільшуємо з 10px */
        padding: 2px 7px;
    }

    .clear-column-btn {
        width: 24px; /* Збільшуємо з 20px */
        height: 24px;
        font-size: 11px;
        min-width: 24px;
        min-height: 24px;
    }

    .column-content {
        max-height: 350px; /* Збільшуємо з 250px до 350px */
        padding: 8px; /* Збільшуємо внутрішні відступи */
        gap: 8px; /* Збільшуємо відстань між картками */
    }

    /* Картки - покращені розміри */
    .card {
        padding: 12px 10px; /* Збільшуємо padding з 8px */
        margin-bottom: 0;
        font-size: 13px; /* Збільшуємо шрифт з 12px */
        border-radius: 6px; /* Більший радіус */
        touch-action: manipulation;
        min-height: 80px; /* Мінімальна висота для зручності */
    }

    .card-compact-header {
        margin-bottom: 6px;
    }

    .card-telegram-compact {
        font-size: 15px; /* Збільшуємо з 13px */
        padding: 6px 8px; /* Більші відступи */
        margin-bottom: 6px;
        border-radius: 4px;
    }

    .card-info-row {
        margin-top: 6px;
        padding: 4px 8px; /* Збільшуємо padding */
        font-size: 10px; /* Збільшуємо з 9px */
        border-radius: 3px;
    }

    .card-traffic-source {
        font-size: 14px; /* Збільшуємо з 12px */
    }

    .card-date {
        font-size: 9px; /* Збільшуємо з 8px */
    }

    .card-icon {
        font-size: 10px;
    }

    .card-actions-compact, .card-move-controls-compact {
        opacity: 1; /* Завжди видимі на мобільних */
        margin-top: 4px;
    }

    .card-btn-compact, .move-btn-compact {
        width: 28px; /* Збільшуємо з 24px */
        height: 28px;
        font-size: 11px; /* Збільшуємо шрифт */
        touch-action: manipulation;
        border-radius: 4px;
    }

    /* Кнопка додавання картки */
    .add-card {
        padding: 12px; /* Збільшуємо з 8px */
        font-size: 14px; /* Збільшуємо з 12px */
        margin-top: 10px;
        min-height: 50px; /* Мінімальна висота */
        border-radius: 6px;
    }

    /* Модальні вікна */
    .modal-content, .login-content, .users-content, .large-file-content {
        margin: 2% auto;
        padding: 15px;
        width: 95%;
        max-width: none;
        max-height: 95vh;
        border-radius: 8px;
    }

    .login-content {
        padding: 20px;
    }

    .close {
        font-size: 20px;
        top: 10px;
        right: 10px;
    }

    /* Форми */
    .form-group {
        margin-bottom: 15px;
    }

    .form-group label {
        font-size: 13px;
        margin-bottom: 4px;
    }

    .form-group input, .form-group select, .form-group textarea {
        padding: 8px;
        font-size: 14px;
        border-radius: 4px;
    }

    .access-code-input {
        padding: 12px;
        font-size: 14px;
    }

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

    .form-actions {
        flex-direction: column;
        gap: 8px;
        margin-top: 20px;
    }

    .btn {
        padding: 10px 16px;
        font-size: 14px;
        border-radius: 4px;
        touch-action: manipulation;
        min-height: 44px; /* Мінімальний розмір для тачскрінів */
    }

    /* Кнопки в хедері */
    .header .btn {
        padding: 6px 10px;
        font-size: 12px;
        min-height: 32px;
    }

    .logout-btn, .manage-users-btn {
        padding: 4px 6px;
        font-size: 10px;
        min-height: 28px;
    }

    /* Файли */
    .file-upload-section {
        padding: 12px;
        margin-top: 15px;
    }

    .file-upload-section h3 {
        font-size: 14px;
        margin-bottom: 10px;
    }

    .file-upload-area {
        padding: 15px;
    }

    .file-upload-text {
        font-size: 12px;
    }

    .uploaded-file {
        padding: 8px;
        margin-bottom: 6px;
        border-radius: 4px;
    }

    .file-name-large {
        font-size: 11px;
    }

    .file-size-large {
        font-size: 9px;
    }

    .file-btn {
        padding: 4px 6px;
        font-size: 10px;
        min-height: 24px;
        min-width: 24px;
    }

    .file-limits-info {
        padding: 10px;
        margin-bottom: 10px;
    }

    .limit-item {
        font-size: 11px;
        margin-bottom: 6px;
    }

    /* Таблиці користувачів */
    .users-table {
        font-size: 11px;
    }

    .users-table th, .users-table td {
        padding: 6px 4px;
    }

    .user-role-badge {
        font-size: 9px;
        padding: 2px 4px;
    }

    .add-user-form {
        padding: 12px;
        margin-top: 15px;
    }

    /* Панель масових дій */
    .bulk-actions-panel {
        margin: 10px;
        padding: 10px 15px;
    }

    .bulk-actions-title {
        font-size: 13px;
        margin-bottom: 10px;
    }

    .bulk-actions-buttons {
        gap: 6px;
    }

    .bulk-action-btn {
        padding: 6px 10px;
        font-size: 11px;
        border-radius: 4px;
    }

    .clear-stats {
        padding: 8px;
        margin-top: 8px;
        font-size: 10px;
    }

    /* Сервіси для великих файлів */
    .service-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        gap: 10px;
        margin: 10px 0;
    }

    .service-card {
        padding: 10px;
        border-radius: 6px;
    }

    .service-icon {
        font-size: 20px;
        margin-bottom: 6px;
    }

    .service-name {
        font-size: 11px;
        margin-bottom: 2px;
    }

    .service-limit {
        font-size: 9px;
    }

    .instructions {
        padding: 10px;
        margin: 15px 0;
    }

    .instructions ol {
        margin-left: 15px;
    }

    .instructions li {
        font-size: 12px;
        margin-bottom: 3px;
    }

    /* Покращення для тачскрінів */
    .card:active, .btn:active, .sort-btn:active {
        transform: scale(0.98);
        transition: transform 0.1s;
    }

    /* Прокрутка */
    .column-content::-webkit-scrollbar {
        width: 3px;
    }

    .modal-content::-webkit-scrollbar,
    .login-content::-webkit-scrollbar,
    .users-content::-webkit-scrollbar {
        width: 4px;
    }

    /* Приховування елементів на мобільних */
    .firebase-status .status-dot {
        width: 6px;
        height: 6px;
    }

    /* Покращення читабельності */
    .empty-state {
        padding: 20px 15px;
        font-size: 14px;
    }

    /* Виправлення перекриття */
    .card.own-card::after {
        top: -6px;
        left: -6px;
        width: 16px;
        height: 16px;
        font-size: 8px;
    }
}

/* Додаткові стилі для дуже маленьких екранів */
@media (max-width: 480px) {
    .header h1 {
        font-size: 16px;
    }

    .header-controls {
        gap: 6px;
    }

    .user-info {
        font-size: 10px;
        padding: 4px 8px;
    }

    .btn {
        font-size: 12px;
        padding: 8px 12px;
    }

    .header .btn {
        font-size: 10px;
        padding: 4px 8px;
    }

    /* Картки на дуже маленьких екранах */
    .card {
        padding: 10px 8px;
        font-size: 12px;
        min-height: 75px; /* Трохи менше для маленьких екранів */
    }

    .card-telegram-compact {
        font-size: 14px;
        padding: 5px 7px;
    }

    .card-info-row {
        font-size: 8px;
        padding: 2px 4px;
    }

    /* Колонки на дуже маленьких екранах */
    .column {
        max-height: 380px; /* Трохи зменшуємо для маленьких екранів */
    }

    .column-content {
        max-height: 330px;
        padding: 6px 8px; /* Компромісний padding */
    }

    .add-card {
        padding: 10px;
        font-size: 13px;
        min-height: 45px;
    }

    .modal-content, .login-content, .users-content {
        width: 98%;
        margin: 1% auto;
        padding: 10px;
    }

    .form-group input, .form-group select, .form-group textarea {
        font-size: 16px; /* Запобігає зуму на iOS */
    }
}

/* Горизонтальна орієнтація на мобільних - покращена */
@media (max-width: 768px) and (orientation: landscape) {
    .board {
        flex-direction: row;
        overflow-x: auto;
        padding-bottom: 10px;
        gap: 15px; /* Збільшуємо відстань між колонками */
    }

    .column {
        width: 280px; /* Збільшуємо з 250px */
        min-width: 280px;
        max-height: calc(100vh - 140px);
        margin-right: 15px; /* Збільшуємо відступ */
        margin-bottom: 0;
    }

    .column-content {
        max-height: calc(100vh - 180px);
        padding: 10px; /* Збільшуємо padding */
    }

    .board-container {
        height: calc(100vh - 120px);
        padding: 10px; /* Збільшуємо padding */
    }
}

/* Стилі для покращення доступності на тачскрінах */
@media (pointer: coarse) {
    .card-btn-compact, .move-btn-compact, .file-btn {
        min-width: 32px;
        min-height: 32px;
        padding: 6px;
    }

    .clear-column-btn {
        min-width: 28px;
        min-height: 28px;
    }

    .sort-btn {
        min-height: 32px;
        padding: 6px 10px;
    }
}

.priority-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    animation: fadeIn 0.2s ease;
}

.priority-menu-content {
    background: var(--bg-modal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--glass-shadow);
    min-width: 250px;
}

.priority-menu-content h4 {
    color: var(--text-primary);
    margin-bottom: 16px;
    text-align: center;
    font-size: 16px;
    font-weight: 600;
}

.priority-option {
    width: 100%;
    padding: 12px 16px;
    margin-bottom: 8px;
    border: none;
    border-radius: 8px;
    background: var(--bg-card);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.priority-option:last-child {
    margin-bottom: 0;
}

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

/* Покращений card-title стиль */
.card-title {
    font-weight: 600;
    margin: 8px 0;
    color: var(--text-primary);
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.card-offer {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    background: var(--bg-secondary);
    padding: 4px 8px;
    border-radius: 6px;
    display: inline-block;
}

/* Responsive покращення для мобільних */
@media (max-width: 768px) {
    .priority-menu-content {
        width: 90%;
        margin: 0 5%;
    }

    .card-compact-header {
        flex-wrap: wrap;
        gap: 8px;
    }

    .card-actions-compact {
        flex-wrap: wrap;
        gap: 4px;
    }
}

/* Smooth card animations */
.card {
    animation: cardSlideIn 0.3s ease-out;
}

@keyframes cardSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Loading states */
.card.loading {
    opacity: 0.7;
    pointer-events: none;
}

.card.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--glass-bg);
    border-radius: 12px;
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
}

/* Swipe індикатор */
.swipe-indicator {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-modal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 16px 24px;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 16px;
    z-index: 9999;
    pointer-events: none;
    box-shadow: var(--glass-shadow);
    animation: swipeIndicatorPulse 0.3s ease;
}

.swipe-indicator.swipe-right {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
}

.swipe-indicator.swipe-left {
    background: linear-gradient(135deg, var(--warning-color), #d97706);
    color: white;
}

@keyframes swipeIndicatorPulse {
    0% { transform: translate(-50%, -50%) scale(0.8); opacity: 0; }
    100% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
}

/* Touch active state */
.card.touch-active {
    transform: scale(1.02);
    box-shadow: var(--card-shadow-hover);
    transition: transform 0.1s ease;
}

/* PWA Install Button */
.pwa-install-button {
    position: fixed;
    bottom: 80px;
    right: 24px;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    color: white;
    border: none;
    border-radius: 12px;
    padding: 12px 20px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--card-shadow-hover);
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.pwa-install-button:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

/* Покращені touch targets для мобільних */
@media (pointer: coarse) {
    .card-btn-compact, .move-btn-compact {
        min-width: 44px;
        min-height: 44px;
        padding: 12px;
        border-radius: 8px;
    }

    .theme-toggle, .btn {
        min-height: 44px;
        padding: 12px 16px;
    }

    .fab {
        width: 64px;
        height: 64px;
        bottom: 20px;
        right: 20px;
    }

    /* Збільшуємо targets для drag handles */
    .column-header {
        padding: 20px;
        cursor: grab;
    }

    .card {
        margin-bottom: 12px;
        min-height: 100px;
    }
}

/* Мобільна навігація жестами */
@media (max-width: 768px) {
    .board {
        scroll-snap-type: x mandatory;
        overflow-x: auto;
        padding-bottom: 20px;
    }

    .column {
        scroll-snap-align: start;
        min-width: 300px;
        flex-shrink: 0;
    }

    /* Smooth scrolling */
    .board-container {
        scroll-behavior: smooth;
        -webkit-overflow-scrolling: touch;
    }

    /* Покращений swipe для карток */
    .card {
        touch-action: pan-y;
        user-select: none;
        -webkit-user-select: none;
    }

    /* Кращі scroll bars */
    .board::-webkit-scrollbar {
        height: 4px;
    }

    .board::-webkit-scrollbar-track {
        background: var(--bg-secondary);
        border-radius: 2px;
    }

    .board::-webkit-scrollbar-thumb {
        background: var(--border-color);
        border-radius: 2px;
    }
}

/* iOS Safari specific fixes */
@supports (-webkit-touch-callout: none) {
    .header {
        padding-top: max(16px, env(safe-area-inset-top));
        padding-left: max(24px, env(safe-area-inset-left));
        padding-right: max(24px, env(safe-area-inset-right));
    }

    .board-container {
        height: calc(100vh - 160px - env(safe-area-inset-bottom));
        padding-bottom: max(20px, env(safe-area-inset-bottom));
    }

    .fab {
        bottom: max(24px, env(safe-area-inset-bottom) + 10px);
        right: max(24px, env(safe-area-inset-right) + 10px);
    }

    .pwa-install-button {
        bottom: max(80px, env(safe-area-inset-bottom) + 60px);
        right: max(24px, env(safe-area-inset-right) + 10px);
    }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    .swipe-indicator {
        animation: none;
    }

    .card.touch-active {
        transition: none;
    }

    .pwa-install-button:hover {
        transform: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .card {
        border: 2px solid;
    }

    .swipe-indicator {
        border: 2px solid;
    }

    .theme-toggle, .btn {
        border: 2px solid;
    }
}

/* Landscape orientation optimizations */
@media (max-width: 768px) and (orientation: landscape) {
    .header {
        padding: 8px 16px;
    }

    .header h1 {
        font-size: 20px;
    }

    .board-container {
        height: calc(100vh - 120px);
    }

    .column {
        max-height: calc(100vh - 140px);
    }
}
 [data-theme="light"] {
     color-scheme: light;
 }

 [data-theme="dark"] {
     color-scheme: dark;
 }
/* Dark theme adjustments for mobile */
[data-theme="dark"] .swipe-indicator {
    background: rgba(51, 65, 85, 0.95);
    border-color: rgba(148, 163, 184, 0.3);
}

[data-theme="dark"] .pwa-install-button {
    background: linear-gradient(135deg, #60a5fa, #3b82f6);
}

/* Animation для PWA install button */
@keyframes bounceIn {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.1); opacity: 0.8; }
    100% { transform: scale(1); opacity: 1; }
}

.pwa-install-button {
    animation: bounceIn 0.5s ease-out;
}

/* Loading states для мобільних */
.mobile-loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-modal);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.mobile-loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* History Modal */
.history-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    animation: fadeIn 0.3s ease;
}

.history-modal-content {
    background: var(--bg-modal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    width: 90%;
    max-width: 700px;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: var(--glass-shadow);
}

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

.history-modal-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 600;
}

.history-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

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

.history-modal-body {
    padding: 24px;
    max-height: 60vh;
    overflow-y: auto;
}

.history-entry {
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 12px;
    background: var(--bg-card);
    transition: all 0.2s ease;
}

.history-entry:hover {
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-1px);
}

.history-entry-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.history-user {
    font-weight: 600;
    color: var(--accent-color);
    background: rgba(59, 130, 246, 0.1);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
}

.history-action {
    font-weight: 500;
    color: var(--text-primary);
}

.history-date {
    font-size: 12px;
    color: var(--text-muted);
    margin-left: auto;
}

.history-field {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 4px;
    font-weight: 500;
}

.history-old {
    background: rgba(255, 71, 87, 0.1);
    border-left: 3px solid var(--danger-color);
    padding: 8px 12px;
    border-radius: 4px;
    margin: 4px 0;
    font-size: 13px;
    color: var(--text-primary);
}

.history-new {
    background: rgba(16, 185, 129, 0.1);
    border-left: 3px solid var(--success-color);
    padding: 8px 12px;
    border-radius: 4px;
    margin: 4px 0;
    font-size: 13px;
    color: var(--text-primary);
}

/* Audit Modal */
.audit-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    animation: fadeIn 0.3s ease;
}

.audit-modal-content {
    background: var(--bg-modal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    width: 90%;
    max-width: 900px;
    max-height: 85vh;
    overflow: hidden;
    box-shadow: var(--glass-shadow);
}

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

.audit-modal-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 20px;
    font-weight: 600;
}

.audit-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

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

.audit-modal-body {
    padding: 24px;
    max-height: 70vh;
    overflow-y: auto;
}

.audit-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.audit-stat {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    transition: all 0.2s ease;
}

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

.audit-stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 4px;
}

.audit-stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.audit-section {
    margin-bottom: 32px;
}

.audit-section h4 {
    color: var(--text-primary);
    margin-bottom: 16px;
    font-size: 16px;
    font-weight: 600;
}

.audit-actions {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.audit-action-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    transition: background 0.2s ease;
}

.audit-action-item:last-child {
    border-bottom: none;
}

.audit-action-item:hover {
    background: var(--bg-secondary);
}

.action-name {
    font-weight: 500;
    color: var(--text-primary);
}

.action-count {
    background: var(--accent-color);
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.audit-actions-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-top: 24px;
}

/* Card History Button */
.card-history-btn {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: var(--accent-color);
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 4px;
}

.card-history-btn:hover {
    background: var(--accent-color);
    color: white;
    transform: scale(1.05);
}

/* Enhanced Card Styles */
.card-with-priority {
    position: relative;
}

.card-with-priority::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    border-radius: 12px 0 0 12px;
}

.card-with-priority.priority-urgent::before {
    background: linear-gradient(180deg, var(--danger-color), #dc2626);
}

.card-with-priority.priority-normal::before {
    background: linear-gradient(180deg, var(--success-color), #059669);
}

.card-with-priority.priority-low::before {
    background: linear-gradient(180deg, var(--text-muted), #6b7280);
}

/* Enhanced Card Actions */
.card-actions-enhanced {
    position: absolute;
    top: 8px;
    right: 8px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 4px;
    opacity: 0;
    transition: all 0.3s ease;
    display: flex;
    gap: 4px;
}

.card:hover .card-actions-enhanced {
    opacity: 1;
}

.card-action-btn {
    background: none;
    border: none;
    padding: 6px;
    border-radius: 4px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
}

.card-action-btn:hover {
    background: var(--accent-color);
    color: white;
    transform: scale(1.1);
}

/* Security Indicators */
.security-indicator {
    position: absolute;
    top: -4px;
    left: -4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--warning-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 8px;
    font-weight: bold;
    color: white;
    z-index: 10;
    animation: securityPulse 2s infinite;
}

.security-indicator.encrypted {
    background: var(--success-color);
}

.security-indicator.restricted {
    background: var(--danger-color);
}

@keyframes securityPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.8; }
}

/* Rate Limit Warning */
.rate-limit-warning {
    position: fixed;
    top: 80px;
    right: 24px;
    background: linear-gradient(135deg, var(--warning-color), #d97706);
    color: white;
    padding: 16px 20px;
    border-radius: 12px;
    box-shadow: var(--card-shadow-hover);
    z-index: 9998;
    max-width: 350px;
    animation: slideInRight 0.3s ease;
}

.rate-limit-warning-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.rate-limit-warning-icon {
    font-size: 24px;
}

.rate-limit-warning-text {
    flex: 1;
}

.rate-limit-warning-title {
    font-weight: 600;
    margin-bottom: 4px;
}

.rate-limit-warning-message {
    font-size: 14px;
    opacity: 0.9;
}

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

/* Admin Controls Panel */
.admin-controls-panel {
    position: fixed;
    top: 80px;
    left: 24px;
    background: var(--bg-modal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 16px;
    box-shadow: var(--glass-shadow);
    z-index: 1000;
    min-width: 250px;
    display: none;
}

.admin-controls-panel.show {
    display: block;
    animation: slideInLeft 0.3s ease;
}

.admin-controls-title {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.admin-control-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.admin-control-item:last-child {
    border-bottom: none;
}

.admin-control-label {
    color: var(--text-secondary);
    font-size: 14px;
}

.admin-control-value {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 14px;
}

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

/* Enhanced Toast Notifications */
.enhanced-toast {
    position: fixed;
    top: 24px;
    right: 24px;
    background: var(--bg-modal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 320px;
    max-width: 480px;
    z-index: 9999;
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--glass-shadow);
}

.enhanced-toast.show {
    transform: translateX(0);
    opacity: 1;
}

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

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

.enhanced-toast.warning {
    border-left: 4px solid var(--warning-color);
}

.enhanced-toast.info {
    border-left: 4px solid var(--accent-color);
}

.toast-icon-enhanced {
    font-size: 24px;
    flex-shrink: 0;
}

.toast-content-enhanced {
    flex: 1;
}

.toast-title-enhanced {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    font-size: 14px;
}

.toast-message-enhanced {
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.4;
}

.toast-actions-enhanced {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.toast-action-btn {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.toast-action-btn:hover {
    background: var(--accent-hover);
    transform: scale(1.05);
}

.toast-action-btn.secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.toast-action-btn.secondary:hover {
    background: var(--border-color);
}

/* Performance Metrics Display */
.performance-metrics {
    position: fixed;
    bottom: 24px;
    left: 24px;
    background: var(--bg-modal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 12px;
    font-family: 'Courier New', monospace;
    color: var(--text-secondary);
    z-index: 999;
    opacity: 0.7;
    transition: opacity 0.2s ease;
    display: none;
}

.performance-metrics:hover {
    opacity: 1;
}

.performance-metrics.show {
    display: block;
}

.performance-metric {
    display: flex;
    justify-content: space-between;
    margin-bottom: 4px;
    min-width: 150px;
}

.performance-metric:last-child {
    margin-bottom: 0;
}

.metric-label {
    color: var(--text-muted);
}

.metric-value {
    color: var(--accent-color);
    font-weight: 600;
}

/* Keyboard Shortcuts Help */
.shortcuts-help {
    position: fixed;
    bottom: 24px;
    right: 100px;
    background: var(--bg-modal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--glass-shadow);
    z-index: 9999;
    max-width: 400px;
    display: none;
    animation: fadeInUp 0.3s ease;
}

.shortcuts-help.show {
    display: block;
}

.shortcuts-help-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.shortcuts-help-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 16px;
}

.shortcuts-help-close {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.shortcuts-help-close:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.shortcuts-group {
    margin-bottom: 16px;
}

.shortcuts-group:last-child {
    margin-bottom: 0;
}

.shortcuts-group-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-size: 14px;
}

.shortcut-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
    padding: 4px 0;
}

.shortcut-keys {
    display: flex;
    gap: 4px;
}

.shortcut-key {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 2px 6px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-primary);
    font-family: 'Courier New', monospace;
}

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

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

/* Mobile Responsive Enhancements */
@media (max-width: 768px) {
    .history-modal-content,
    .audit-modal-content {
        width: 95%;
        margin: 2.5%;
        max-height: 90vh;
    }

    .audit-stats {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: 12px;
    }

    .audit-stat {
        padding: 16px 12px;
    }

    .audit-stat-value {
        font-size: 24px;
    }

    .enhanced-toast {
        right: 16px;
        left: 16px;
        min-width: auto;
        max-width: none;
        transform: translateX(0) translateY(-100px);
    }

    .enhanced-toast.show {
        transform: translateX(0) translateY(0);
    }

    .admin-controls-panel {
        left: 16px;
        right: 16px;
        min-width: auto;
    }

    .performance-metrics {
        bottom: 16px;
        left: 16px;
        right: 16px;
        text-align: center;
    }

    .shortcuts-help {
        bottom: 16px;
        right: 16px;
        left: 16px;
        max-width: none;
    }

    .card-actions-enhanced {
        position: static;
        opacity: 1;
        margin-top: 12px;
        justify-content: center;
    }

    .rate-limit-warning {
        right: 16px;
        left: 16px;
        max-width: none;
    }
}

/* Dark Theme Adjustments */
[data-theme="dark"] .performance-metrics {
    background: rgba(51, 65, 85, 0.95);
    border-color: rgba(148, 163, 184, 0.3);
}

[data-theme="dark"] .shortcuts-help {
    background: rgba(51, 65, 85, 0.95);
    border-color: rgba(148, 163, 184, 0.3);
}

[data-theme="dark"] .admin-controls-panel {
    background: rgba(51, 65, 85, 0.95);
    border-color: rgba(148, 163, 184, 0.3);
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
    .enhanced-toast,
    .admin-controls-panel,
    .shortcuts-help,
    .history-modal,
    .audit-modal {
        animation: none;
        transition: opacity 0.2s ease;
    }

    .security-indicator {
        animation: none;
    }

    .card-action-btn:hover {
        transform: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .card-priority-marker {
        border: 2px solid;
    }

    .security-indicator {
        border: 2px solid white;
    }

    .enhanced-toast {
        border: 2px solid;
    }

    .card-actions-enhanced {
        background: var(--bg-primary);
        border: 2px solid var(--border-color);
    }
}

/* Print Styles */
@media print {
    .history-modal,
    .audit-modal,
    .enhanced-toast,
    .admin-controls-panel,
    .performance-metrics,
    .shortcuts-help,
    .fab,
    .pwa-install-button {
        display: none !important;
    }

    .card {
        break-inside: avoid;
        margin-bottom: 12px;
    }

    .column {
        break-inside: avoid;
    }
}

/* Marker Menu Styles */
.marker-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    animation: fadeIn 0.2s ease;
}

.marker-menu-content {
    background: var(--bg-modal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--glass-shadow);
    min-width: 300px;
    max-width: 400px;
}

.marker-menu-content h4 {
    color: var(--text-primary);
    margin-bottom: 16px;
    text-align: center;
    font-size: 16px;
    font-weight: 600;
}

.marker-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.marker-option {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-card);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    text-align: left;
}

.marker-option:hover {
    border-color: var(--accent-color);
    background: rgba(59, 130, 246, 0.1);
    transform: translateY(-1px);
}

.marker-option.active {
    border-color: var(--success-color);
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.marker-menu-actions {
    display: flex;
    justify-content: center;
}

/* Card Markers */
.card-markers {
    display: flex;
    gap: 4px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.card-marker {
    font-size: 16px;
    opacity: 0.8;
    transition: all 0.2s ease;
}

.card-marker:hover {
    opacity: 1;
    transform: scale(1.2);
}

/* Comments Modal */
.comments-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    animation: fadeIn 0.3s ease;
}

.comments-modal-content {
    background: var(--bg-modal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: var(--glass-shadow);
}

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

.comments-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

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

.comments-modal-body {
    padding: 24px;
    max-height: 60vh;
    overflow-y: auto;
}

.card-info-preview {
    background: var(--bg-secondary);
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 4px solid var(--accent-color);
}

.comments-list {
    margin-bottom: 20px;
    max-height: 300px;
    overflow-y: auto;
}

.no-comments {
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
    padding: 40px 20px;
}

.comment-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 12px;
    transition: all 0.2s ease;
}

.comment-item:hover {
    box-shadow: var(--card-shadow-hover);
}

.comment-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.comment-author {
    font-weight: 600;
    color: var(--accent-color);
}

.comment-role {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 2px 6px;
    border-radius: 10px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
}

.comment-date {
    color: var(--text-muted);
    font-size: 12px;
    margin-left: auto;
}

.comment-edited {
    color: var(--warning-color);
    font-size: 11px;
    font-style: italic;
}

.comment-text {
    color: var(--text-primary);
    line-height: 1.5;
    margin-bottom: 8px;
}

.comment-actions {
    display: flex;
    gap: 8px;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.comment-item:hover .comment-actions {
    opacity: 1;
}

.comment-action-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 12px;
    padding: 4px 8px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.comment-action-btn:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.comment-action-btn.delete:hover {
    background: var(--danger-color);
    color: white;
}

.comment-form {
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

.comment-form textarea {
    width: 100%;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 12px;
    resize: vertical;
    min-height: 80px;
    background: var(--bg-card);
    color: var(--text-primary);
    transition: border-color 0.2s ease;
}

.comment-form textarea:focus {
    border-color: var(--accent-color);
    outline: none;
}

/* Export Modal */
.export-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    animation: fadeIn 0.3s ease;
}

.export-modal-content {
    background: var(--bg-modal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    width: 90%;
    max-width: 700px;
    max-height: 85vh;
    overflow: hidden;
    box-shadow: var(--glass-shadow);
}

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

.export-modal-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 20px;
    font-weight: 600;
}

.export-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

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

.export-modal-body {
    padding: 24px;
    max-height: 70vh;
    overflow-y: auto;
}

.export-format-section,
.export-filters-section {
    margin-bottom: 24px;
}

.export-format-section h4,
.export-filters-section h4 {
    color: var(--text-primary);
    margin-bottom: 16px;
    font-size: 16px;
    font-weight: 600;
}

.format-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.format-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-card);
    cursor: pointer;
    transition: all 0.2s ease;
}

.format-option:hover {
    border-color: var(--accent-color);
    background: rgba(59, 130, 246, 0.05);
}

.format-option input[type="radio"] {
    margin: 0;
}

.format-option input[type="radio"]:checked + span {
    color: var(--accent-color);
    font-weight: 600;
}

.filter-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.filter-group label {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 14px;
}

.filter-group select,
.filter-group input {
    padding: 8px 12px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-card);
    color: var(--text-primary);
    transition: border-color 0.2s ease;
}

.filter-group select:focus,
.filter-group input:focus {
    border-color: var(--accent-color);
    outline: none;
}

.export-preview {
    background: var(--bg-secondary);
    padding: 16px;
    border-radius: 8px;
    text-align: center;
    margin-bottom: 24px;
    border-left: 4px solid var(--accent-color);
}

.export-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
}

/* Performance Panel */
.performance-panel {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--bg-modal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--glass-shadow);
    z-index: 9999;
    min-width: 300px;
    animation: slideInUp 0.3s ease;
}

.performance-panel-content h4 {
    color: var(--text-primary);
    margin-bottom: 16px;
    text-align: center;
    font-size: 16px;
    font-weight: 600;
}

.performance-metrics-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 16px;
}

.performance-metric {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 13px;
}

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

.metric-value {
    color: var(--accent-color);
    font-weight: 600;
    font-family: 'Courier New', monospace;
}

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

/* Enhanced Card Styles with Priorities */
.card.priority-urgent {
    border-left-color: var(--danger-color) !important;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.2);
}

.card.priority-high {
    border-left-color: var(--warning-color) !important;
    box-shadow: 0 2px 8px rgba(245, 158, 11, 0.2);
}

.card.priority-normal {
    border-left-color: var(--success-color) !important;
}

.card.priority-low {
    border-left-color: var(--text-muted) !important;
    opacity: 0.8;
}

/* Enhanced Button Styles */
.btn-export {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border: none;
}

.btn-export:hover {
    background: linear-gradient(135deg, #059669, #047857);
    transform: translateY(-2px);
}

.btn-metrics {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: white;
    border: none;
}

.btn-metrics:hover {
    background: linear-gradient(135deg, #7c3aed, #6d28d9);
    transform: translateY(-2px);
}

/* Loading States */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-spinner-large {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-text {
    color: white;
    margin-top: 16px;
    font-weight: 500;
}

/* Success/Error States */
.success-state {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(5, 150, 105, 0.1));
    border: 1px solid var(--success-color);
    color: var(--success-color);
}

.error-state {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(220, 38, 38, 0.1));
    border: 1px solid var(--danger-color);
    color: var(--danger-color);
}

/* Responsive Design for Mobile */
@media (max-width: 768px) {
    .marker-menu-content,
    .comments-modal-content,
    .export-modal-content {
        width: 95%;
        margin: 2.5%;
        max-height: 90vh;
    }

    .performance-panel {
        bottom: 16px;
        right: 16px;
        left: 16px;
        min-width: auto;
    }

    .performance-metrics-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }

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

    .format-options {
        gap: 8px;
    }

    .format-option {
        padding: 10px 14px;
    }

    .export-actions {
        flex-direction: column;
        gap: 8px;
    }

    .card-markers {
        justify-content: center;
        margin-bottom: 6px;
    }

    .comment-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }

    .comment-date {
        margin-left: 0;
        font-size: 11px;
    }

    .comment-actions {
        opacity: 1;
        justify-content: center;
        margin-top: 8px;
    }
}

/* Dark Theme Adjustments */
[data-theme="dark"] .performance-panel {
    background: rgba(51, 65, 85, 0.95);
    border-color: rgba(148, 163, 184, 0.3);
}

[data-theme="dark"] .marker-menu-content,
[data-theme="dark"] .comments-modal-content,
[data-theme="dark"] .export-modal-content {
    background: rgba(51, 65, 85, 0.95);
    border-color: rgba(148, 163, 184, 0.3);
}

[data-theme="dark"] .loading-overlay {
    background: rgba(0, 0, 0, 0.8);
}

/* Animations and Transitions */
.card-marker {
    animation: markerPop 0.3s ease;
}

@keyframes markerPop {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.2); opacity: 0.8; }
    100% { transform: scale(1); opacity: 1; }
}

.comment-item {
    animation: commentSlideIn 0.3s ease;
}

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

.format-option {
    animation: formatOptionFadeIn 0.3s ease;
}

@keyframes formatOptionFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* High Contrast and Accessibility */
@media (prefers-contrast: high) {
    .marker-option,
    .format-option,
    .comment-item {
        border-width: 3px;
    }

    .card-marker {
        filter: contrast(1.5);
    }

    .performance-metric {
        border-width: 2px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .card-marker,
    .comment-item,
    .format-option,
    .performance-panel {
        animation: none;
    }

    .marker-option:hover,
    .format-option:hover,
    .card:hover {
        transform: none;
    }
}

/* Print Styles */
@media print {
    .marker-menu,
    .comments-modal,
    .export-modal,
    .performance-panel {
        display: none !important;
    }

    .card-markers {
        filter: grayscale(1);
    }

    .card {
        break-inside: avoid;
        page-break-inside: avoid;
    }
}

/* Focus Management */
.marker-option:focus,
.format-option:focus,
.comment-action-btn:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

.comments-modal-close:focus,
.export-modal-close:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Scrollbar Styles for Modals */
.comments-list::-webkit-scrollbar,
.export-modal-body::-webkit-scrollbar {
    width: 6px;
}

.comments-list::-webkit-scrollbar-track,
.export-modal-body::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 3px;
}

.comments-list::-webkit-scrollbar-thumb,
.export-modal-body::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.comments-list::-webkit-scrollbar-thumb:hover,
.export-modal-body::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Tooltip Styles */
.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 10000;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
}

.tooltip:hover::after {
    opacity: 1;
}

/* Final Enhancement Classes */
.enhanced-card {
    position: relative;
    overflow: visible;
}

.enhanced-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--accent-color), var(--success-color));
    border-radius: 14px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.enhanced-card:hover::before {
    opacity: 0.1;
}

.system-ready {
    position: fixed;
    bottom: 100px;
    right: 24px;
    background: var(--success-color);
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    font-weight: 600;
    box-shadow: var(--card-shadow-hover);
    z-index: 9999;
    animation: systemReadyPulse 0.5s ease;
}

@keyframes systemReadyPulse {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.1); opacity: 0.9; }
    100% { transform: scale(1); opacity: 1; }
}


 .btn-primary-alt {
     background: linear-gradient(135deg, #f39c12, #e67e22);
     color: white;
     border: none;
     font-weight: 600;
     transition: all 0.3s ease;
     box-shadow: 0 2px 8px rgba(243, 156, 18, 0.3);
 }

 .btn-primary-alt:hover {
     background: linear-gradient(135deg, #e67e22, #d35400);
     transform: translateY(-1px);
     box-shadow: 0 4px 12px rgba(243, 156, 18, 0.4);
 }

 .btn-primary-alt:disabled {
     background: #bdc3c7;
     cursor: not-allowed;
     transform: none;
     box-shadow: none;
 }

 .form-actions {
     display: flex;
     gap: 12px;
     justify-content: flex-end;
     flex-wrap: wrap;
 }

 /* Мобільна адаптація для кнопок */
 @media (max-width: 768px) {
     .form-actions {
         flex-direction: column;
     }

     .form-actions button {
         width: 100%;
         margin-bottom: 8px;
     }
 }

 .file-unavailable {
     opacity: 0.6;
     background: rgba(239, 68, 68, 0.1) !important;  /* ✅ Працює для обох тем */
     border-left: 4px solid var(--danger-color) !important;
 }

 .file-warning {
     position: absolute;
     top: 5px;
     right: 5px;
     font-size: 16px;
     z-index: 10;
 }

 .uploaded-file {
     position: relative;
 }

 .file-btn.repair {
     background: #17a2b8;
     color: white;
 }

 .file-btn.repair:hover {
     background: #138496;
 }