:root{--bg-color:#0f172a;--surface-color:#1e293bb3;--border-color:#ffffff1a;--primary-color:#3b82f6;--primary-hover:#2563eb;--text-primary:#f8fafc;--text-secondary:#94a3b8;--radius:12px}body{background-color:var(--bg-color);color:var(--text-primary);background-image:radial-gradient(at 0 0,#3b82f626 0,#0000 50%),radial-gradient(at 100% 0,#8b5cf626 0,#0000 50%);min-height:100vh;margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.dashboard-layout{min-height:100vh;display:flex}.sidebar{border-right:1px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#0f172acc;width:250px;padding:20px}.sidebar h2{background:linear-gradient(90deg,#60a5fa,#a78bfa);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:30px;font-size:1.25rem}.nav-item{cursor:pointer;color:var(--text-secondary);border-radius:8px;align-items:center;gap:12px;margin-bottom:8px;padding:12px 16px;transition:all .2s;display:flex}.nav-item:hover,.nav-item.active{color:var(--primary-color);background:#3b82f61a}.main-content{flex:1;padding:30px;overflow-y:auto}.header{justify-content:space-between;align-items:center;margin-bottom:30px;display:flex}.header h1{margin:0;font-size:1.8rem}.kpi-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-bottom:30px;display:grid}.kpi-card{background:var(--surface-color);border:1px solid var(--border-color);border-radius:var(--radius);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding:20px;box-shadow:0 4px 6px -1px #0000001a}.kpi-title{color:var(--text-secondary);justify-content:space-between;margin-bottom:8px;font-size:.875rem;display:flex}.kpi-value{color:var(--text-primary);margin-bottom:4px;font-size:2rem;font-weight:700}.kpi-trend{font-size:.875rem}.kpi-trend.positive{color:#10b981}.kpi-trend.negative{color:#ef4444}.charts-grid{grid-template-columns:repeat(auto-fit,minmax(450px,1fr));gap:20px;display:grid}.chart-card{background:var(--surface-color);border:1px solid var(--border-color);border-radius:var(--radius);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding:20px}.chart-title{color:var(--text-primary);margin-bottom:20px;font-size:1.1rem;font-weight:600}.telegram-form{max-width:400px;margin:0 auto}.form-group{margin-bottom:16px}label{color:var(--text-secondary);margin-bottom:8px;display:block}input{border:1px solid var(--border-color);color:#fff;box-sizing:border-box;background:#0f172a99;border-radius:8px;outline:none;width:100%;padding:12px}input:focus{border-color:var(--primary-color)}.btn-primary{background:var(--primary-color);color:#fff;cursor:pointer;border:none;border-radius:8px;width:100%;padding:14px;font-weight:600}