diff --git a/checkin-system/templates/guest_search.html b/checkin-system/templates/guest_search.html
deleted file mode 100644
index c63daa8..0000000
--- a/checkin-system/templates/guest_search.html
+++ /dev/null
@@ -1,999 +0,0 @@
-{% extends "base.html" %}
-
-{% block content %}
-<h2>Мероприятие: {{ event.name }}</h2>
-
-<!-- Statistics and Export Section -->
-<div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; padding: 15px; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); border-radius: 10px; color: white; flex-wrap: wrap; gap: 15px;">
-    <div style="display: flex; gap: 30px; align-items: center; flex-wrap: wrap;">
-        <div style="text-align: center;">
-            <div style="font-size: 28px; font-weight: bold;" id="totalGuests">0</div>
-            <div style="font-size: 14px;">Всего участников</div>
-        </div>
-        <div style="text-align: center;">
-            <div style="font-size: 28px; font-weight: bold; color: #2ecc71;" id="checkedInGuests">0</div>
-            <div style="font-size: 14px;">Зарегались</div>
-        </div>
-        <div style="text-align: center;">
-            <div style="font-size: 28px; font-weight: bold; color: #e74c3c;" id="notCheckedInGuests">0</div>
-            <div style="font-size: 14px;">НЕ зарегались</div>
-        </div>
-        <div style="text-align: center;">
-            <div style="font-size: 28px; font-weight: bold;" id="checkinPercentage">0%</div>
-            <div style="font-size: 14px;">Ход регистрации</div>
-        </div>
-    </div>
-    <div style="display: flex; gap: 10px;">
-        <button onclick="openFilterModal()" class="btn" style="background: #f39c12; font-size: 16px; padding: 12px 24px; white-space: nowrap;">
-            🔍 Фильтры
-        </button>
-        <a href="{{ url_for('export_event_stats', event_id=event.id) }}" class="btn" style="background: #27ae60; font-size: 16px; padding: 12px 24px; white-space: nowrap;">
-            📊 Экспорт статистики
-        </a>
-    </div>
-</div>
-
-<!-- Active Filters Display -->
-<div id="activeFilters" style="display: none; margin-bottom: 15px; padding: 10px; background: #f8f9fa; border-radius: 5px; border: 1px solid #dee2e6;">
-    <div style="display: flex; justify-content: space-between; align-items: center;">
-        <strong>Активные фильтры:</strong>
-        <button onclick="clearAllFilters()" class="btn btn-small" style="background: #dc3545; padding: 5px 10px; font-size: 12px;">Очистить фильтры</button>
-    </div>
-    <div id="activeFiltersList" style="margin-top: 10px; display: flex; flex-wrap: wrap; gap: 5px;"></div>
-</div>
-
-<!-- Filter Modal -->
-<div id="filterModal" style="display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); z-index: 1000; justify-content: center; align-items: center;">
-    <div style="background: white; border-radius: 10px; padding: 30px; max-width: 600px; width: 90%; max-height: 80vh; overflow-y: auto; box-shadow: 0 10px 40px rgba(0,0,0,0.3);">
-        <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px;">
-            <h3 style="margin: 0;">Отфильтровать список гостей</h3>
-            <button onclick="closeFilterModal()" style="background: none; border: none; font-size: 24px; cursor: pointer; color: #666;">&times;</button>
-        </div>
-        
-        <!-- Search filter -->
-        <div style="margin-bottom: 20px;">
-            <label style="display: block; margin-bottom: 5px; font-weight: bold;">Быстрый поиск:</label>
-            <input type="text" id="quickSearch" placeholder="Поиск по всем полям..." 
-                   style="width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 5px;"
-                   oninput="applyQuickSearch()">
-        </div>
-        
-        <hr style="margin: 20px 0; border: none; border-top: 1px solid #eee;">
-        
-        <!-- Column-specific filters -->
-        <div style="margin-bottom: 20px;">
-            <label style="display: block; margin-bottom: 10px; font-weight: bold;">Фильтровать по столбцу:</label>
-            <div id="columnFilters">
-                <!-- Dynamic column filters will be added here -->
-            </div>
-        </div>
-        
-        <!-- Check-in status filter -->
-        <div style="margin-bottom: 20px;">
-            <label style="display: block; margin-bottom: 10px; font-weight: bold;">Статус регистрации:</label>
-            <select id="statusFilter" onchange="applyFilters()" 
-                    style="width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 5px;">
-                <option value="all">ВСЕ</option>
-                <option value="checked_in">Зареган</option>
-                <option value="not_checked_in">Не зареган</option>
-            </select>
-        </div>
-        
-        <div style="display: flex; gap: 10px; justify-content: flex-end;">
-            <button onclick="clearAllFilters()" class="btn" style="background: #6c757d;">Очистить все фильтры</button>
-            <button onclick="applyFiltersAndClose()" class="btn" style="background: #28a745;">Применить фильтры</button>
-        </div>
-    </div>
-</div>
-
-<!-- Edit Guest Modal -->
-<div id="editModal" style="display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); z-index: 1001; justify-content: center; align-items: center;">
-    <div style="background: white; border-radius: 10px; padding: 30px; max-width: 600px; width: 90%; max-height: 80vh; overflow-y: auto; box-shadow: 0 10px 40px rgba(0,0,0,0.3);">
-        <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px;">
-            <h3 style="margin: 0;">Изменить данные гостя</h3>
-            <button onclick="closeEditModal()" style="background: none; border: none; font-size: 24px; cursor: pointer; color: #666;">&times;</button>
-        </div>
-        
-        <form id="editGuestForm" onsubmit="saveGuestEdit(event)">
-            <input type="hidden" id="editGuestId">
-            
-            <div style="margin-bottom: 15px;">
-                <label style="display: block; margin-bottom: 5px; font-weight: 500;">Фамилия:</label>
-                <input type="text" id="editSurname" required 
-                       style="width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 5px;">
-            </div>
-            
-            <div style="margin-bottom: 15px;">
-                <label style="display: block; margin-bottom: 5px; font-weight: 500;">Имя:</label>
-                <input type="text" id="editName" required 
-                       style="width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 5px;">
-            </div>
-            
-            <div id="editSecondNameField" style="margin-bottom: 15px; display: none;">
-                <label style="display: block; margin-bottom: 5px; font-weight: 500;">Отчество:</label>
-                <input type="text" id="editSecondName" 
-                       style="width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 5px;">
-            </div>
-            
-            <div id="editAdditionalFields" style="margin-bottom: 15px;">
-                <!-- Dynamic additional fields will be added here -->
-            </div>
-            
-            <div style="display: flex; gap: 10px; justify-content: flex-end; margin-top: 20px;">
-                <button type="button" onclick="closeEditModal()" class="btn" style="background: #6c757d;">Отмена</button>
-                <button type="submit" class="btn" style="background: #28a745;">Применить</button>
-            </div>
-        </form>
-    </div>
-</div>
-
-<div style="margin: 20px 0;">
-    <h3>Поиск по фамилии</h3>
-    
-    <!-- Letter Buttons -->
-    <div style="display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 20px;">
-        <button class="btn letter-btn active" onclick="searchByLetter('ALL')" style="background: #28a745;">
-            ВСЕ
-        </button>
-        {% for letter in letters %}
-        <button class="btn letter-btn" onclick="searchByLetter('{{ letter }}')">{{ letter }}</button>
-        {% endfor %}
-    </div>
-    
-    <!-- Two-Letter Combinations -->
-    <div id="twoLetterButtons" style="display: none; flex-wrap: wrap; gap: 10px; margin-bottom: 20px;">
-        <h4 style="width: 100%;">Подробный поиск:</h4>
-        <div id="twoLetterContainer" style="display: flex; flex-wrap: wrap; gap: 5px;"></div>
-    </div>
-    
-    <!-- Search Results -->
-    <div id="results" style="margin-top: 20px;">
-        <div style="text-align: center; padding: 40px; color: #666;">
-            <p>Загружаю список...</p>
-        </div>
-    </div>
-</div>
-
-<script>
-let currentEventId = {{ event.id }};
-let currentColumns = [];
-let currentGuests = [];
-let filteredGuests = [];
-let currentSearchTerm = 'ALL';
-let allGuests = [];
-let activeFilters = {};
-let quickSearchTerm = '';
-
-function searchByLetter(letter) {
-    currentSearchTerm = letter;
-    
-    document.querySelectorAll('.letter-btn').forEach(btn => {
-        btn.style.background = '#667eea';
-        btn.classList.remove('active');
-    });
-    
-    const buttons = document.querySelectorAll('.letter-btn');
-    buttons.forEach(btn => {
-        if (btn.textContent.trim() === letter) {
-            btn.style.background = '#764ba2';
-            btn.classList.add('active');
-        }
-    });
-    
-    if (letter === 'ALL') {
-        document.getElementById('twoLetterButtons').style.display = 'none';
-        fetchGuests(letter);
-    } else if (letter.length === 1) {
-        fetchAllGuestsForCombinations(letter);
-    } else {
-        document.getElementById('twoLetterButtons').style.display = 'none';
-        fetchGuests(letter);
-    }
-}
-
-function fetchAllGuestsForCombinations(firstLetter) {
-    const url = `/api/search_guests/${currentEventId}?term=${encodeURIComponent(firstLetter)}`;
-    
-    fetch(url)
-        .then(response => response.json())
-        .then(data => {
-            allGuests = data.guests;
-            const combinations = generateTwoLetterCombinations(firstLetter, data.guests);
-            showTwoLetterButtonsDynamic(firstLetter, combinations);
-            currentColumns = data.columns;
-            currentGuests = data.guests;
-            applyFilters();
-        })
-        .catch(error => {
-            console.error('Error fetching guests:', error);
-            document.getElementById('results').innerHTML = '<p style="color: red; text-align: center;">Не смог загрузить список. Пожалуйста, попробуйте еще раз.</p>';
-        });
-}
-
-function generateTwoLetterCombinations(firstLetter, guests) {
-    const secondChars = new Set();
-    
-    guests.forEach(guest => {
-        const surname = guest.surname || '';
-        if (surname.length >= 2) {
-            const secondChar = surname.charAt(1);
-            secondChars.add(secondChar);
-        }
-    });
-    
-    const combinations = Array.from(secondChars).sort((a, b) => {
-        return a.localeCompare(b, undefined, { sensitivity: 'base' });
-    });
-    
-    return combinations;
-}
-
-function showTwoLetterButtonsDynamic(firstLetter, combinations) {
-    const container = document.getElementById('twoLetterButtons');
-    const buttonContainer = document.getElementById('twoLetterContainer');
-    
-    container.style.display = 'block';
-    
-    if (combinations.length === 0) {
-        buttonContainer.innerHTML = '<p style="color: #666;">Невозможен подробный поиск</p>';
-        return;
-    }
-    
-    let html = '';
-    combinations.forEach(secondChar => {
-        const combination = firstLetter + secondChar;
-        const escapedCombination = combination.replace(/'/g, "\\'").replace(/"/g, '&quot;');
-        html += `
-            <button class="btn" 
-                    onclick="searchByLetter('${escapedCombination}')"
-                    style="margin: 2px; font-size: 14px; padding: 8px 12px;">
-                ${combination}
-            </button>
-        `;
-    });
-    
-    buttonContainer.innerHTML = html;
-}
-
-function fetchGuests(searchTerm) {
-    document.getElementById('results').innerHTML = '<div style="text-align: center; padding: 40px; color: #666;"><p>Загружаю список...</p></div>';
-    
-    const url = `/api/search_guests/${currentEventId}?term=${encodeURIComponent(searchTerm)}`;
-    
-    fetch(url)
-        .then(response => response.json())
-        .then(data => {
-            currentColumns = data.columns;
-            currentGuests = data.guests;
-            applyFilters();
-        })
-        .catch(error => {
-            console.error('Error fetching guests:', error);
-            document.getElementById('results').innerHTML = '<p style="color: red; text-align: center;">Не получилось загрузить список. Пожалуйста, попробуйте еще раз.</p>';
-        });
-}
-
-// Edit Guest Functions
-function openEditModal(guestId) {
-    // Find guest in current guests list
-    const guest = currentGuests.find(g => g.id === guestId);
-    if (!guest) return;
-    
-    // Set guest ID
-    document.getElementById('editGuestId').value = guestId;
-    
-    // Set basic fields
-    document.getElementById('editSurname').value = guest.surname || '';
-    document.getElementById('editName').value = guest.name || '';
-    
-    // Show/hide second name field
-    const secondNameField = document.getElementById('editSecondNameField');
-    if (currentColumns.includes('second_name')) {
-        secondNameField.style.display = 'block';
-        document.getElementById('editSecondName').value = guest.second_name || '';
-    } else {
-        secondNameField.style.display = 'none';
-    }
-    
-    // Build additional fields
-    const additionalFieldsContainer = document.getElementById('editAdditionalFields');
-    let additionalHtml = '';
-    
-    const additionalCols = currentColumns.filter(col => !['name', 'surname', 'second_name'].includes(col));
-    
-    additionalCols.forEach(col => {
-        const value = guest.additional_data[col] || '';
-        const displayName = /^[a-zA-Z]/.test(col) ? 
-            col.replace(/_/g, ' ').replace(/\b\w/g, l => l.toUpperCase()) : col;
-        
-        additionalHtml += `
-            <div style="margin-bottom: 15px;">
-                <label style="display: block; margin-bottom: 5px; font-weight: 500;">${displayName}:</label>
-                <input type="text" name="additional_${col}" data-column="${col}" value="${escapeHtml(value)}"
-                       style="width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 5px;">
-            </div>
-        `;
-    });
-    
-    additionalFieldsContainer.innerHTML = additionalHtml;
-    
-    // Show modal
-    document.getElementById('editModal').style.display = 'flex';
-}
-
-function closeEditModal() {
-    document.getElementById('editModal').style.display = 'none';
-}
-
-function saveGuestEdit(event) {
-    event.preventDefault();
-    
-    const guestId = document.getElementById('editGuestId').value;
-    const name = document.getElementById('editName').value.trim();
-    const surname = document.getElementById('editSurname').value.trim();
-    const secondName = document.getElementById('editSecondName')?.value.trim() || '';
-    
-    if (!name || !surname) {
-        alert('Фамилия и Имя обязательны для заполнения');
-        return;
-    }
-    
-    // Collect additional data
-    const additionalData = {};
-    document.querySelectorAll('#editAdditionalFields input').forEach(input => {
-        const column = input.dataset.column;
-        additionalData[column] = input.value.trim();
-    });
-    
-    // Prepare data for API
-    const updateData = {
-        name: name,
-        surname: surname,
-        second_name: secondName,
-        additional_data: additionalData
-    };
-    
-    // Disable submit button
-    const submitBtn = document.querySelector('#editGuestForm button[type="submit"]');
-    submitBtn.disabled = true;
-    submitBtn.textContent = 'Сохраняю...';
-    
-    // Send update to server
-    fetch(`/api/update_guest/${guestId}`, {
-        method: 'POST',
-        headers: {
-            'Content-Type': 'application/json',
-        },
-        body: JSON.stringify(updateData)
-    })
-    .then(response => response.json())
-    .then(data => {
-        if (data.success) {
-            // Update guest in all arrays
-            updateGuestInArrays(data.guest);
-            
-            // Close modal
-            closeEditModal();
-            
-            // Refresh the display
-            applyFilters();
-            
-            // Show success message
-            showToast('Данные гостя успещно обновлены!', 'success');
-        } else {
-            alert('Ошибка: ' + data.message);
-        }
-    })
-    .catch(error => {
-        console.error('Ошибка:', error);
-        alert('Не удалось сохранить. Пожалуйста, попробуйте еще раз.');
-    })
-    .finally(() => {
-        // Re-enable submit button
-        submitBtn.disabled = false;
-        submitBtn.textContent = 'Сохранить изменения';
-    });
-}
-
-function updateGuestInArrays(updatedGuest) {
-    // Update in currentGuests
-    const currentIndex = currentGuests.findIndex(g => g.id === updatedGuest.id);
-    if (currentIndex !== -1) {
-        currentGuests[currentIndex] = {...currentGuests[currentIndex], ...updatedGuest};
-    }
-    
-    // Update in filteredGuests
-    const filteredIndex = filteredGuests.findIndex(g => g.id === updatedGuest.id);
-    if (filteredIndex !== -1) {
-        filteredGuests[filteredIndex] = {...filteredGuests[filteredIndex], ...updatedGuest};
-    }
-    
-    // Update in allGuests
-    if (allGuests.length > 0) {
-        const allIndex = allGuests.findIndex(g => g.id === updatedGuest.id);
-        if (allIndex !== -1) {
-            allGuests[allIndex] = {...allGuests[allIndex], ...updatedGuest};
-        }
-    }
-}
-
-// Toast notification
-function showToast(message, type = 'success') {
-    const toast = document.createElement('div');
-    toast.style.cssText = `
-        position: fixed;
-        top: 20px;
-        right: 20px;
-        padding: 15px 25px;
-        background: ${type === 'success' ? '#28a745' : '#dc3545'};
-        color: white;
-        border-radius: 5px;
-        z-index: 10000;
-        box-shadow: 0 4px 12px rgba(0,0,0,0.3);
-        animation: slideInRight 0.3s ease-out;
-        font-weight: 500;
-    `;
-    toast.textContent = message;
-    document.body.appendChild(toast);
-    
-    setTimeout(() => {
-        toast.style.animation = 'slideOutRight 0.3s ease-out';
-        setTimeout(() => toast.remove(), 300);
-    }, 3000);
-}
-
-// Add toast animations
-const toastStyle = document.createElement('style');
-toastStyle.textContent = `
-    @keyframes slideInRight {
-        from { transform: translateX(100%); opacity: 0; }
-        to { transform: translateX(0); opacity: 1; }
-    }
-    @keyframes slideOutRight {
-        from { transform: translateX(0); opacity: 1; }
-        to { transform: translateX(100%); opacity: 0; }
-    }
-`;
-document.head.appendChild(toastStyle);
-
-// Filter functions
-function openFilterModal() {
-    document.getElementById('filterModal').style.display = 'flex';
-    buildColumnFilters();
-    
-    document.getElementById('statusFilter').value = activeFilters.status || 'all';
-    document.getElementById('quickSearch').value = quickSearchTerm;
-}
-
-function closeFilterModal() {
-    document.getElementById('filterModal').style.display = 'none';
-}
-
-function buildColumnFilters() {
-    const container = document.getElementById('columnFilters');
-    let html = '';
-    
-    currentColumns.forEach(column => {
-        if (['name', 'surname', 'second_name'].includes(column)) {
-            return;
-        }
-        
-        const uniqueValues = new Set();
-        currentGuests.forEach(guest => {
-            let value = guest.additional_data[column] || '';
-            if (value) {
-                uniqueValues.add(value);
-            }
-        });
-        
-        if (uniqueValues.size > 0) {
-            const sortedValues = Array.from(uniqueValues).sort((a, b) => {
-                return a.localeCompare(b, undefined, { sensitivity: 'base' });
-            });
-            
-            const displayName = /^[a-zA-Z]/.test(column) ? 
-                column.replace(/_/g, ' ').replace(/\b\w/g, l => l.toUpperCase()) : column;
-            
-            html += `
-                <div style="margin-bottom: 15px;">
-                    <label style="display: block; margin-bottom: 5px; font-weight: 500;">
-                        ${displayName}:
-                    </label>
-                    <select class="column-filter" data-column="${column}" onchange="updateColumnFilter(this)" 
-                            style="width: 100%; padding: 8px; border: 1px solid #ddd; border-radius: 5px;">
-                        <option value="">All</option>
-                        ${sortedValues.map(val => `<option value="${escapeHtml(val)}" ${activeFilters[column] === val ? 'selected' : ''}>${val}</option>`).join('')}
-                    </select>
-                </div>
-            `;
-        }
-    });
-    
-    if (html === '') {
-        html = '<p style="color: #666;">Нет дополнительных столбцов для фильтрации.</p>';
-    }
-    
-    container.innerHTML = html;
-}
-
-function updateColumnFilter(selectElement) {
-    const column = selectElement.dataset.column;
-    const value = selectElement.value;
-    
-    if (value) {
-        activeFilters[column] = value;
-    } else {
-        delete activeFilters[column];
-    }
-    
-    updateActiveFiltersDisplay();
-}
-
-function applyQuickSearch() {
-    quickSearchTerm = document.getElementById('quickSearch').value.toLowerCase();
-    applyFilters();
-}
-
-function applyFilters() {
-    filteredGuests = [...currentGuests];
-    
-    if (quickSearchTerm) {
-        filteredGuests = filteredGuests.filter(guest => {
-            const searchableText = [
-                guest.name,
-                guest.surname,
-                guest.second_name,
-                ...Object.values(guest.additional_data)
-            ].join(' ').toLowerCase();
-            
-            return searchableText.includes(quickSearchTerm);
-        });
-    }
-    
-    Object.entries(activeFilters).forEach(([column, value]) => {
-        if (column === 'status') return;
-        
-        filteredGuests = filteredGuests.filter(guest => {
-            const guestValue = guest.additional_data[column] || '';
-            return guestValue === value;
-        });
-    });
-    
-    if (activeFilters.status === 'checked_in') {
-        filteredGuests = filteredGuests.filter(guest => guest.checked_in);
-    } else if (activeFilters.status === 'not_checked_in') {
-        filteredGuests = filteredGuests.filter(guest => !guest.checked_in);
-    }
-    
-    updateActiveFiltersDisplay();
-    displayResults(filteredGuests, currentColumns);
-}
-
-function applyFiltersAndClose() {
-    const statusValue = document.getElementById('statusFilter').value;
-    if (statusValue && statusValue !== 'all') {
-        activeFilters.status = statusValue;
-    } else {
-        delete activeFilters.status;
-    }
-    
-    quickSearchTerm = document.getElementById('quickSearch').value.toLowerCase();
-    
-    applyFilters();
-    closeFilterModal();
-}
-
-function clearAllFilters() {
-    activeFilters = {};
-    quickSearchTerm = '';
-    document.getElementById('quickSearch').value = '';
-    document.getElementById('statusFilter').value = 'all';
-    
-    document.querySelectorAll('.column-filter').forEach(select => {
-        select.value = '';
-    });
-    
-    filteredGuests = [...currentGuests];
-    updateActiveFiltersDisplay();
-    displayResults(filteredGuests, currentColumns);
-}
-
-function updateActiveFiltersDisplay() {
-    const container = document.getElementById('activeFilters');
-    const listContainer = document.getElementById('activeFiltersList');
-    
-    const allFilters = {...activeFilters};
-    if (quickSearchTerm) {
-        allFilters['Search'] = quickSearchTerm;
-    }
-    
-    const filterKeys = Object.keys(allFilters);
-    
-    if (filterKeys.length === 0) {
-        container.style.display = 'none';
-        return;
-    }
-    
-    container.style.display = 'block';
-    
-    let html = '';
-    filterKeys.forEach(key => {
-        const value = allFilters[key];
-        const displayKey = key === 'Search' ? 'Search' : 
-            (/^[a-zA-Z]/.test(key) ? key.replace(/_/g, ' ').replace(/\b\w/g, l => l.toUpperCase()) : key);
-        const displayValue = key === 'status' ? (value === 'checked_in' ? 'Зареган' : 'Не зареган') : value;
-        
-        html += `
-            <span style="background: #667eea; color: white; padding: 5px 10px; border-radius: 15px; font-size: 12px; display: inline-flex; align-items: center; gap: 5px;">
-                ${displayKey}: ${displayValue}
-                <button onclick="removeFilter('${key}')" style="background: none; border: none; color: white; cursor: pointer; font-size: 16px; padding: 0; line-height: 1;">&times;</button>
-            </span>
-        `;
-    });
-    
-    listContainer.innerHTML = html;
-}
-
-function removeFilter(key) {
-    if (key === 'Search') {
-        quickSearchTerm = '';
-        document.getElementById('quickSearch').value = '';
-    } else {
-        delete activeFilters[key];
-    }
-    
-    applyFilters();
-    
-    if (document.getElementById('filterModal').style.display === 'flex') {
-        if (key === 'status') {
-            document.getElementById('statusFilter').value = 'all';
-        } else if (key !== 'Search') {
-            const select = document.querySelector(`.column-filter[data-column="${key}"]`);
-            if (select) select.value = '';
-        }
-    }
-}
-
-function updateStatsDisplay(total, checkedIn) {
-    const notCheckedIn = total - checkedIn;
-    const percentage = total > 0 ? Math.round((checkedIn / total) * 100) : 0;
-    
-    document.getElementById('totalGuests').textContent = total;
-    document.getElementById('checkedInGuests').textContent = checkedIn;
-    document.getElementById('notCheckedInGuests').textContent = notCheckedIn;
-    document.getElementById('checkinPercentage').textContent = percentage + '%';
-    
-    const percentageElement = document.getElementById('checkinPercentage');
-    if (percentage >= 80) {
-        percentageElement.style.color = '#2ecc71';
-    } else if (percentage >= 50) {
-        percentageElement.style.color = '#f39c12';
-    } else {
-        percentageElement.style.color = '#e74c3c';
-    }
-}
-
-function displayResults(guests, columns) {
-    const resultsDiv = document.getElementById('results');
-    
-    const checkedInCount = guests.filter(g => g.checked_in).length;
-    updateStatsDisplay(guests.length, checkedInCount);
-    
-    if (guests.length === 0) {
-        resultsDiv.innerHTML = '<p style="color: #666; text-align: center; padding: 20px;">Поиск не дал результата.</p>';
-        return;
-    }
-    
-    let html = `
-        <div style="overflow-x: auto;">
-            <table id="guestTable">
-                <thead>
-                    <tr>
-                        <th>#</th>
-                        <th>Фамилия</th>
-                        <th>Имя</th>
-                        ${columns.includes('second_name') ? '<th>Отчество</th>' : ''}
-                        ${columns.filter(col => !['name', 'surname', 'second_name'].includes(col))
-                            .map(col => {
-                                let displayName = col;
-                                if (/^[a-zA-Z]/.test(col)) {
-                                    displayName = col.replace(/_/g, ' ').replace(/\b\w/g, l => l.toUpperCase());
-                                }
-                                return `<th>${displayName}</th>`;
-                            }).join('')}
-                        <th>Status</th>
-                        <th style="min-width: 160px;">Действия</th>
-                    </tr>
-                </thead>
-                <tbody>
-    `;
-    
-    guests.forEach((guest, index) => {
-        const checkedInClass = guest.checked_in ? 'checked-in' : 'not-checked-in';
-        const rowClass = guest.checked_in ? 'row-checked-in' : '';
-        
-        let statusHtml = guest.checked_in ? '✓ Зареган' : 'Не зареган';
-        if (guest.checked_in && guest.checked_in_at) {
-            const checkinTime = new Date(guest.checked_in_at).toLocaleString();
-            statusHtml += `<br><small style="font-size: 11px;">${checkinTime}</small>`;
-        }
-        
-        html += `
-            <tr id="guest-row-${guest.id}" class="${rowClass}">
-                <td>${index + 1}</td>
-                <td>${escapeHtml(guest.surname)}</td>
-                <td>${escapeHtml(guest.name)}</td>
-                ${columns.includes('second_name') ? `<td>${escapeHtml(guest.second_name || '-')}</td>` : ''}
-                ${columns.filter(col => !['name', 'surname', 'second_name'].includes(col))
-                    .map(col => `<td>${escapeHtml(guest.additional_data[col] || '-')}</td>`).join('')}
-                <td class="${checkedInClass}" id="status-cell-${guest.id}">
-                    ${statusHtml}
-                </td>
-                <td>
-                    <div style="display: flex; gap: 5px;">
-                        <button class="btn btn-small ${guest.checked_in ? 'btn-uncheck' : 'btn-checkin'}" 
-                                onclick="toggleCheckIn(${guest.id}, ${!guest.checked_in})"
-                                id="checkin-btn-${guest.id}">
-                            ${guest.checked_in ? 'Снять регистр' : 'Зарегать'}
-                        </button>
-                        <button class="btn btn-small btn-edit" 
-                                onclick="openEditModal(${guest.id})">
-                            ✏️ Править
-                        </button>
-                    </div>
-                </td>
-            </tr>
-        `;
-    });
-    
-    html += '</tbody></table></div>';
-    
-    const filterInfo = Object.keys(activeFilters).length > 0 || quickSearchTerm ? 
-        '<div style="margin-top: 5px; color: #666; font-style: italic;">Результат фильтрации</div>' : '';
-    
-    html += filterInfo;
-    
-    resultsDiv.innerHTML = html;
-}
-
-function escapeHtml(text) {
-    if (!text) return '';
-    const div = document.createElement('div');
-    div.textContent = text;
-    return div.innerHTML;
-}
-
-function toggleCheckIn(guestId, checkIn) {
-    const action = checkIn ? 'check in' : 'uncheck';
-    const guest = currentGuests.find(g => g.id === guestId);
-    const guestName = guest ? `${guest.name} ${guest.surname}` : 'this guest';
-    
-    if (confirm(`Confirm ${action} for ${guestName}?`)) {
-        const button = document.getElementById(`checkin-btn-${guestId}`);
-        if (button) {
-            button.disabled = true;
-            button.textContent = 'Processing...';
-        }
-        
-        fetch(`/api/checkin/${guestId}`, {
-            method: 'POST',
-            headers: {
-                'Content-Type': 'application/json',
-            },
-            body: JSON.stringify({ check_in: checkIn })
-        })
-        .then(response => response.json())
-        .then(data => {
-            if (data.success) {
-                const guestIndex = currentGuests.findIndex(g => g.id === guestId);
-                if (guestIndex !== -1) {
-                    currentGuests[guestIndex].checked_in = checkIn;
-                    currentGuests[guestIndex].checked_in_at = data.checked_in_at;
-                }
-                
-                const filteredIndex = filteredGuests.findIndex(g => g.id === guestId);
-                if (filteredIndex !== -1) {
-                    filteredGuests[filteredIndex].checked_in = checkIn;
-                    filteredGuests[filteredIndex].checked_in_at = data.checked_in_at;
-                }
-                
-                if (allGuests.length > 0) {
-                    const allGuestIndex = allGuests.findIndex(g => g.id === guestId);
-                    if (allGuestIndex !== -1) {
-                        allGuests[allGuestIndex].checked_in = checkIn;
-                        allGuests[allGuestIndex].checked_in_at = data.checked_in_at;
-                    }
-                }
-                
-                updateGuestRow(guestId, checkIn, data.checked_in_at);
-                
-                const totalGuests = filteredGuests.length;
-                const checkedInCount = filteredGuests.filter(g => g.checked_in).length;
-                updateStatsDisplay(totalGuests, checkedInCount);
-            } else {
-                alert('Error: ' + data.message);
-                if (button) {
-                    button.disabled = false;
-                    button.textContent = checkIn ? 'Зарегать' : 'Снять регистр';
-                }
-            }
-        })
-        .catch(error => {
-            console.error('Ошибка:', error);
-            alert('Возникла ошибка. Пожалуйста, попробуйте повторить.');
-            if (button) {
-                button.disabled = false;
-                button.textContent = checkIn ? 'Зарегать' : 'Снять регистр';
-            }
-        });
-    }
-}
-
-function updateGuestRow(guestId, checkedIn, checkedInAt) {
-    const row = document.getElementById(`guest-row-${guestId}`);
-    const button = document.getElementById(`checkin-btn-${guestId}`);
-    const statusCell = document.getElementById(`status-cell-${guestId}`);
-    
-    if (!row || !button || !statusCell) {
-        console.error('Could not find elements for guest', guestId);
-        return;
-    }
-    
-    if (checkedIn) {
-        row.classList.add('row-checked-in');
-    } else {
-        row.classList.remove('row-checked-in');
-    }
-    
-    statusCell.className = checkedIn ? 'checked-in' : 'not-checked-in';
-    
-    let statusHtml = checkedIn ? '✓ Зареган' : 'Не зареган';
-    if (checkedIn && checkedInAt) {
-        const checkinTime = new Date(checkedInAt).toLocaleString();
-        statusHtml += `<br><small style="font-size: 11px;">${checkinTime}</small>`;
-    }
-    statusCell.innerHTML = statusHtml;
-    
-    button.className = `btn btn-small ${checkedIn ? 'btn-uncheck' : 'btn-checkin'}`;
-    button.textContent = checkedIn ? 'Снять регистр' : 'Зарегать';
-    button.disabled = false;
-    button.onclick = () => toggleCheckIn(guestId, !checkedIn);
-}
-
-// Close modals when clicking outside
-window.onclick = function(event) {
-    const filterModal = document.getElementById('filterModal');
-    const editModal = document.getElementById('editModal');
-    
-    if (event.target === filterModal) {
-        closeFilterModal();
-    }
-    if (event.target === editModal) {
-        closeEditModal();
-    }
-}
-
-// Load all guests on page load
-document.addEventListener('DOMContentLoaded', function() {
-    searchByLetter('ALL');
-});
-</script>
-
-<style>
-    .row-checked-in {
-        background-color: #d4edda !important;
-    }
-    
-    .row-checked-in:hover {
-        background-color: #c3e6cb !important;
-    }
-    
-    .btn-checkin {
-        background: #28a745;
-    }
-    
-    .btn-checkin:hover {
-        background: #218838;
-    }
-    
-    .btn-uncheck {
-        background: #dc3545;
-    }
-    
-    .btn-uncheck:hover {
-        background: #c82333;
-    }
-    
-    .btn-edit {
-        background: #3498db;
-    }
-    
-    .btn-edit:hover {
-        background: #2980b9;
-    }
-    
-    .btn-small {
-        padding: 5px 10px;
-        font-size: 14px;
-    }
-    
-    .checked-in {
-        color: #155724;
-        font-weight: bold;
-    }
-    
-    .not-checked-in {
-        color: #721c24;
-    }
-    
-    .letter-btn.active {
-        background: #764ba2 !important;
-        transform: scale(1.05);
-    }
-    
-    .btn:disabled {
-        opacity: 0.5;
-        cursor: not-allowed;
-    }
-    
-    table {
-        width: 100%;
-        border-collapse: collapse;
-        margin-top: 20px;
-    }
-    
-    th, td {
-        padding: 12px;
-        text-align: left;
-        border-bottom: 1px solid #ddd;
-    }
-    
-    th {
-        background-color: #f8f9fa;
-        font-weight: 600;
-        position: sticky;
-        top: 0;
-        z-index: 10;
-    }
-    
-    tr:hover {
-        background-color: #f5f5f5;
-    }
-    
-    .row-checked-in:hover {
-        background-color: #c3e6cb !important;
-    }
-    
-    #twoLetterButtons {
-        padding: 15px;
-        background: #f8f9fa;
-        border-radius: 5px;
-        margin-bottom: 20px;
-    }
-    
-    #filterModal > div,
-    #editModal > div {
-        animation: slideIn 0.3s ease-out;
-    }
-    
-    @keyframes slideIn {
-        from {
-            transform: translateY(-50px);
-            opacity: 0;
-        }
-        to {
-            transform: translateY(0);
-            opacity: 1;
-        }
-    }
-    
-    .column-filter:focus,
-    #quickSearch:focus,
-    #statusFilter:focus,
-    #editGuestForm input:focus {
-        outline: none;
-        border-color: #667eea;
-        box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.2);
-    }
-</style>
-{% endblock %}