:root {
	--primary: #1a73e8;
	--bg: #f0f2f5;
	--card: #ffffff;
	--text: #333;
}
body { font-family: 'Segoe UI', sans-serif; background: var(--bg); color: var(--text); margin: 0; padding: 20px; }
.container { max-width: 1100px; margin: auto; background: var(--card); padding: 25px; border-radius: 15px; box-shadow: 0 8px 30px rgba(0,0,0,0.1); }

h1 { text-align: center; color: var(--primary); margin-bottom: 25px; }

/* Панель управления */
.controls { display: flex; flex-direction: column; align-items: center; gap: 20px; margin-bottom: 30px; padding: 20px; background: #f8f9fa; border-radius: 10px; }
.host-section { display: flex; align-items: center; gap: 10px; }
select { padding: 8px 15px; border-radius: 6px; border: 1px solid #ddd; font-size: 16px; outline: none; }

/* Кнопки фильтров */
.filter-group { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.filter-btn { 
	padding: 8px 16px; border: 1px solid var(--primary); background: white; 
	color: var(--primary); cursor: pointer; border-radius: 6px; font-weight: 500; transition: 0.2s;
}
.filter-btn.active { background: var(--primary); color: white; }
.filter-btn:hover:not(.active) { background: #e8f0fe; }

/* Графики */
.charts-grid { display: grid; grid-template-columns: 1fr; gap: 25px; }
.chart-card { position: relative; height: 350px; padding: 15px; border: 1px solid #eee; border-radius: 10px; background: #fff; }

.status-footer { display: flex; justify-content: space-between; font-size: 13px; color: #777; margin-top: 20px; border-top: 1px solid #eee; padding-top: 10px; }