:root{--navy:#051c34;--navy-2:#0b2a4d;--ink:#0f172a;--muted:#64748b;--line:#e2e8f0;--bg:#f4f6fa;--card:#ffffff;--ok:#16a34a;--warn:#d97706;--bad:#dc2626;--accent:#0ea5e9;--accent-2:#14b8a6}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:Segoe UI,system-ui,-apple-system,Roboto,Helvetica Neue,Arial,sans-serif}a{color:inherit}.login-wrap{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,var(--navy) 0,#0f3d6b 60%,#1a6b8f 100%);padding:16px}.login-card{background:#fff;padding:28px;border-radius:14px;width:100%;max-width:380px;box-shadow:0 20px 60px rgba(0,0,0,.35);display:grid;grid-gap:14px;gap:14px}.login-brand{display:flex;gap:12px;align-items:center;margin-bottom:6px}.login-dot{width:14px;height:14px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2))}.login-title{font-weight:700;font-size:17px}.login-sub{color:var(--muted);font-size:12px}.login-card label{display:grid;grid-gap:6px;gap:6px;font-size:13px;color:var(--muted);font-weight:600}.login-card input{padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:15px}.login-card input:focus{outline:2px solid var(--accent);border-color:transparent}.login-card button{padding:11px;border:0;border-radius:8px;background:var(--navy);color:#fff;font-weight:700;font-size:15px;cursor:pointer}.login-card button:hover{background:var(--navy-2)}.login-err{color:var(--bad);font-size:13px}.top{background:var(--navy);color:#fff;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.top h1{margin:0;font-size:18px;font-weight:700;letter-spacing:.2px}.top .sub{opacity:.75;font-size:12px;margin-top:2px}.top .right{display:flex;align-items:center;gap:12px;font-size:13px}.top form button{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35);padding:6px 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#fca5a5;color:#991b1b}.banner.info{background:#eff6ff;border:1px solid #93c5fd;color:#1e3a8a}.grid{display:grid;grid-gap:14px;gap:14px;grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}.kpi{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px}.kpi .l{color:var(--muted);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.4px}.kpi .v{font-size:30px;font-weight:800;margin-top:6px;line-height:1.1}.kpi .u{font-size:14px;font-weight:600;margin-left:4px}.kpi .s,.kpi .u{color:var(--muted)}.kpi .s{font-size:12px;margin-top:6px}.kpi.warn .v{color:var(--warn)}.kpi.bad .v{color:var(--bad)}.kpi.ok .v{color:var(--ok)}.two{display:grid;grid-gap:14px;gap:14px;grid-template-columns:1fr}@media (min-width:900px){.two{grid-template-columns:1fr 1fr}}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px}.card h2{margin:0 0 8px;font-size:14px;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.4px;display:flex;justify-content:space-between;align-items:baseline}.card h2 span{font-weight:600;text-transform:none;letter-spacing:0;font-size:12px}.chart{width:100%;height:220px;display:block}.chart .grid-line{stroke:var(--line);stroke-width:1}.chart .axis{fill:var(--muted);font-size:10px}.chart .line{fill:none;stroke-width:2}.chart .area{opacity:.12}.chart .last{font-size:11px;font-weight:700}table{width:100%;border-collapse:collapse;font-size:13px}td,th{text-align:left;padding:8px;border-bottom:1px solid var(--line)}th{color:var(--muted);font-weight:700;font-size:11px;text-transform:uppercase;letter-spacing:.3px}td.num{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-weight:600}td.num,th.num{text-align:right}.tag{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:700}.tag.gas{background:#ecfeff;color:#155e75}.tag.electric{background:#fefce8;color:#854d0e}.tag.heat{background:#fff1f2;color:#9f1239}.tag.other{background:#f1f5f9;color:#334155}.ev{display:flex;gap:10px;padding:8px 0;border-bottom:1px solid var(--line);font-size:13px;align-items:flex-start}.ev:last-child{border-bottom:0}.ev .t{color:var(--muted);font-size:12px;white-space:nowrap;min-width:128px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.ev .k{font-weight:700}.ev.fire .k{color:var(--bad)}.ev.recover .k{color:var(--ok)}.ev.reminder .k{color:var(--warn)}.foot,.muted{color:var(--muted);font-size:12px}.foot{text-align:center;padding-top:6px}.empty{color:var(--muted);font-size:13px;padding:12px 0}