:root {
    /* Темная тема из стайл-гайда */
    --color-bg-primary: #1A1A1A;
    --color-bg-secondary: #242424;
    --color-bg-tertiary: #2E2E2E;
    
    --color-text-primary: #E0E0E0;
    --color-text-secondary: #A0A0A0;
    --color-text-disabled: #606060;
    
    --color-accent-primary: #CC0000;
    --color-accent-hover: #FF0000;
    --color-accent-pressed: #990000;
    
    --color-status-verified: #2E7D32;
    --color-status-suspicious: #F57C00;
    --color-status-duplicate: #CC0000;
    --color-status-pending: #757575;
    
    --color-border-primary: #3A3A3A;
    --color-border-secondary: #2E2E2E;
    
    --border-radius: 4px;
    --spacing: 16px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    overflow-x: hidden;
}

#app {
    max-width: 100vw;
    min-height: 100vh;
}

/* Design Lab Button */
.design-lab-btn {
    position: fixed;
    top: 50%;
    right: 12px;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    background: var(--color-accent-primary);
    border: 2px solid var(--color-accent-hover);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(204, 0, 0, 0.5);
    transition: all 0.2s ease;
}

.design-lab-btn:hover {
    background: var(--color-accent-hover);
    transform: translateY(-50%) scale(1.1);
}

.design-lab-btn:active {
    background: var(--color-accent-pressed);
    transform: translateY(-50%) scale(0.95);
}

.design-lab-btn svg {
    color: #fff;
}

/* Header */
.header {
    padding: var(--spacing);
    background-color: var(--color-bg-secondary);
    color: var(--color-text-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--color-border-primary);
}

.header-title {
    font-size: 20px;
    font-weight: 600;
}

.header-stats {
    font-size: 18px;
    font-weight: bold;
}

/* Tabs */
.tabs {
    display: flex;
    background-color: var(--color-bg-secondary);
    border-top: 2px solid var(--color-border-primary);
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 99;
}

.tab {
    flex: 1;
    padding: 12px;
    border: none;
    background: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    transition: all 0.2s;
}

.tab.active {
    color: var(--color-accent-primary);
    border-top: 2px solid var(--color-accent-primary);
}

.tab-icon {
    width: 24px;
    height: 24px;
}

/* Tab Content */
.tab-content {
    display: none;
    padding: var(--spacing);
    padding-bottom: 80px;
}

.tab-content.active {
    display: block;
}

/* Districts List */
.districts-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing);
}

.district-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--border-radius);
    padding: var(--spacing);
    cursor: pointer;
    transition: transform 0.2s;
}

.district-card:active {
    transform: scale(0.98);
}

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

.district-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text-primary);
}

.district-progress {
    font-size: 16px;
    color: var(--color-status-verified);
    font-weight: bold;
}

.district-stats {
    font-size: 14px;
    color: var(--color-text-secondary);
}

/* House List */
.house-list {
    display: none;
    margin-top: 12px;
    padding-left: 12px;
    border-left: 2px solid var(--color-accent-primary);
}

.house-list.expanded {
    display: block;
}

.house-item {
    padding: 8px;
    background: var(--color-bg-tertiary);
    border-radius: 4px;
    margin-bottom: 8px;
}

.house-address {
    font-weight: 500;
    margin-bottom: 4px;
    color: var(--color-text-primary);
}

.entrance-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

.entrance-checkbox {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-primary);
    border-radius: 4px;
    cursor: pointer;
    color: var(--color-text-primary);
}

.entrance-checkbox.completed {
    background: var(--color-status-verified);
    color: white;
    border-color: var(--color-status-verified);
}

.entrance-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
}

/* Loading */
.loading {
    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: 1000;
}

.loading.hidden {
    display: none;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Map */
#map {
    border-radius: var(--border-radius);
}

/* Responsive */
@media (max-width: 400px) {
    .header-title {
        font-size: 16px;
    }
    
    .district-name {
        font-size: 16px;
    }
}