:root {
    --bg-dark: #0f172a;
    --card-bg: #1e293b;
    --card-border: #334155;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent-blue: #3b82f6;
    --accent-green: #10b981;
    --accent-purple: #8b5cf6;
    --accent-amber: #f59e0b;
    --accent-red: #ef4444;
    --radius-lg: 16px;
    --radius-md: 10px;
    --shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.5;
    padding: 24px;
}

.app-container {
    max-width: 1400px;
    margin: 0 auto;
}

/* Шапка */
.top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--card-border);
}

.brand {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #fff;
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.4);
}

.brand h1 {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.subtitle {
    color: var(--text-muted);
    font-size: 13px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Статус */
.badge-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.badge-status .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--accent-green);
    box-shadow: 0 0 8px var(--accent-green);
}

/* Кнопки */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 16px;
    border-radius: var(--radius-md);
    border: none;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-secondary {
    background-color: var(--card-bg);
    color: var(--text-main);
    border: 1px solid var(--card-border);
}

.btn-secondary:hover {
    background-color: #273549;
    border-color: var(--accent-blue);
}

/* Фильтры периодов */
.toolbar-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 14px 20px;
    margin-bottom: 24px;
}

.period-selector {
    display: flex;
    align-items: center;
    gap: 12px;
}

.period-selector label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.btn-group {
    display: flex;
    gap: 6px;
    background-color: #0f172a;
    padding: 4px;
    border-radius: var(--radius-md);
}

.btn-period {
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-period:hover {
    color: var(--text-main);
}

.btn-period.active {
    background-color: var(--accent-blue);
    color: #fff;
}

/* Переключатель Сравнения */
.compare-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 22px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: #334155;
    transition: .3s;
    border-radius: 22px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .3s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--accent-blue);
}

input:checked + .slider:before {
    transform: translateX(22px);
}

.toggle-label {
    font-size: 13px;
    color: var(--text-muted);
}

/* Сетка KPI */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 18px;
    margin-bottom: 24px;
}

.kpi-card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow);
    transition: transform 0.2s;
}

.kpi-card:hover {
    transform: translateY(-2px);
}

.kpi-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.kpi-title {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.kpi-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.icon-blue { background: rgba(59, 130, 246, 0.15); color: var(--accent-blue); }
.icon-green { background: rgba(16, 185, 129, 0.15); color: var(--accent-green); }
.icon-purple { background: rgba(139, 92, 246, 0.15); color: var(--accent-purple); }
.icon-amber { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); }

.kpi-value {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.kpi-footer {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.badge-growth {
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 12px;
    transition: all 0.2s ease;
}

.badge-growth.hidden-badge {
    display: none !important;
}

.badge-growth.positive {
    background-color: rgba(16, 185, 129, 0.15);
    color: var(--accent-green);
}

.badge-growth.negative {
    background-color: rgba(239, 68, 68, 0.15);
    color: var(--accent-red);
}

.kpi-subtext {
    font-size: 11px;
    color: var(--text-muted);
}

/* Сетка графиков: Левый 2/3 ширины, Правый 1/3 ширины */
.charts-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin-bottom: 24px;
}

.chart-card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow);
}

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

.card-header h3 {
    font-size: 15px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-main);
}

.card-header h3 i {
    color: var(--accent-blue);
}

.chart-container {
    position: relative;
    height: 300px;
    width: 100%;
}

/* Сетка прямоугольных аккуратных карточек отзывов */
.reviews-grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 420px));
    gap: 18px;
    margin-top: 16px;
}

.review-compact-card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 18px;
    box-shadow: var(--shadow);
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.review-compact-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-blue);
}

.select-input {
    background-color: #0f172a;
    color: var(--text-main);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 6px 12px;
    font-size: 12px;
    outline: none;
}

@media (max-width: 950px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
    .reviews-grid-container {
        grid-template-columns: 1fr;
    }
    .top-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    .toolbar-section {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
}