:root{color-scheme:dark;--bg:#06101d;--panel:#102039;--line:#29435f;--text:#eff7ff;--muted:#9cb0c6;--green:#65d99a;--blue:#72c8ff;--solar:#ffca64;--red:#ff8e8e}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 15% 0,#15395e 0,transparent 35%),var(--bg);color:var(--text);font:15px/1.5 system-ui,sans-serif}main{width:min(1120px,calc(100% - 28px));margin:auto;padding:42px 0 70px}h1,h2,p{margin-top:0}h1{margin-bottom:8px;font-size:clamp(30px,5vw,48px);letter-spacing:-.04em}.lead,.muted,.explanation{color:var(--muted)}.eyebrow,.kicker{margin:0 0 6px;color:var(--green);font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.main-nav{display:flex;gap:8px;margin:0 0 32px;padding:5px;width:max-content;max-width:100%;border:1px solid var(--line);border-radius:14px;background:#091728}.main-nav a{padding:9px 13px;border-radius:9px;color:var(--muted);font-weight:750;text-decoration:none}.main-nav a:hover,.main-nav a.active{color:var(--text);background:#18304d}.statusline{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:20px 0 28px}.badge{display:inline-flex;padding:7px 11px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:#091728}.badge.ok{color:var(--green);border-color:#2d7452}.badge.error{color:var(--red);border-color:#713641}.device{margin:20px 0;overflow:hidden;border:1px solid var(--line);border-radius:18px;background:linear-gradient(145deg,rgba(20,39,65,.97),rgba(9,23,40,.97));box-shadow:0 20px 60px rgba(0,0,0,.22)}.device-head{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:20px 22px;border-bottom:1px solid var(--line)}.device-head h2{margin:0}.grid{display:grid;gap:12px;padding:20px 22px 24px}.grid.three{grid-template-columns:repeat(3,1fr)}.grid.four{grid-template-columns:repeat(4,1fr)}.metric{min-width:0;padding:18px;border:1px solid var(--line);border-radius:13px;background:rgba(5,16,29,.58)}.metric span{display:block;color:var(--muted);font-size:13px}.metric strong{display:block;margin-top:7px;font-size:clamp(25px,4vw,38px);letter-spacing:-.04em}.inverter .metric strong{color:var(--solar)}.shelly .metric strong{color:var(--blue)}.storage{padding-bottom:22px}.storage-value{padding:22px 22px 4px;color:var(--green);font-size:clamp(42px,8vw,76px);font-weight:850;letter-spacing:-.055em}.explanation{padding:0 22px;margin:0}.warning{padding:14px 16px;border:1px solid #725226;border-radius:12px;background:#352812;color:#ffe2a4}.history-date{display:grid;grid-template-columns:48px 1fr 48px;align-items:center;gap:12px;margin:25px 0}.date-button{height:48px;border:1px solid var(--line);border-radius:50%;background:#172a43;color:var(--text);font-size:23px;cursor:pointer}.date-button:disabled{opacity:.3;cursor:not-allowed}.date-title{text-align:center;font-size:clamp(21px,4vw,30px);font-weight:800}.capacity-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:20px 0}.capacity-card{padding:20px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(145deg,rgba(20,39,65,.97),rgba(9,23,40,.97))}.capacity-card span{color:var(--muted)}.capacity-card strong{display:block;margin-top:7px;color:var(--green);font-size:clamp(30px,5vw,48px);letter-spacing:-.04em}.chart-panel{position:relative;padding:16px;border:1px solid var(--line);border-radius:18px;background:#081421;box-shadow:0 20px 60px rgba(0,0,0,.22)}.chart-wrap{position:relative;width:100%;height:min(58vh,520px);min-height:320px}.chart-wrap canvas{display:block;width:100%;height:100%}.chart-tooltip{position:absolute;z-index:2;pointer-events:none;max-width:230px;padding:9px 11px;border:1px solid var(--line);border-radius:9px;background:rgba(5,15,27,.95);font-size:12px;box-shadow:0 8px 24px rgba(0,0,0,.35)}.chart-tooltip[hidden]{display:none}.legend{display:flex;flex-wrap:wrap;gap:9px;margin-top:15px}.legend label{display:flex;align-items:center;gap:7px;padding:7px 10px;border:1px solid var(--line);border-radius:999px;background:#0c1b2d;cursor:pointer}.legend input{accent-color:var(--series-color)}.legend-dot{width:10px;height:10px;border-radius:50%;background:var(--series-color)}.chart-message{padding:14px;color:var(--muted)}@media(max-width:800px){.grid.four{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){main{padding-top:24px}.grid.three,.grid.four,.capacity-grid{grid-template-columns:1fr}.device-head{align-items:flex-start;flex-direction:column}.chart-panel{padding:8px}.chart-wrap{height:390px}}