:root{--bg:#f9f9f7;--surface:#fcfcfb;--ink:#0b0b0b;--ink2:#52514e;--muted:#898781;--line:#e1e0d9;--navy:#0d366b;--blue:#2a78d6;--orange:#eb6834}
@media (prefers-color-scheme:dark){:root{--bg:#0d0d0d;--surface:#1a1a19;--ink:#f0efec;--ink2:#c3c2b7;--muted:#898781;--line:#2c2c2a}}
*{box-sizing:border-box}body{margin:0;font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}
header.top{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line);background:var(--surface)}
.brand{display:flex;gap:8px;align-items:center;font-weight:700;color:var(--ink);text-decoration:none}
nav a,nav button.link{margin-left:14px;color:var(--ink2);text-decoration:none;background:none;border:0;font:inherit;cursor:pointer}
main{max-width:1000px;margin:0 auto;padding:16px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px;margin-bottom:16px}
.grid{display:grid;grid-template-columns:1fr;gap:16px}@media(min-width:800px){.grid{grid-template-columns:1fr 1fr}.grid>.card{margin-bottom:0}.grid{margin-bottom:16px}}
h1{font-size:1.6rem;margin:0 0 8px}h2{font-size:1.1rem;margin:0 0 10px}h2 small{color:var(--muted);font-weight:400;font-size:.9rem}h3{font-size:1rem;margin:14px 0 6px}
.lead{font-size:1.1rem;color:var(--ink2)}.big{font-size:1.9rem;font-weight:700;margin:4px 0}.big small{font-size:.95rem;font-weight:400;color:var(--ink2);margin-left:8px}
.muted{color:var(--muted);font-size:.9rem}.small{font-size:.8rem;word-break:break-all}
table{width:100%;border-collapse:collapse;font-size:.95rem}th,td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--line)}th{color:var(--muted);font-weight:600;font-size:.85rem}
td:nth-child(n+3),th:nth-child(n+3){text-align:right}
svg.spark{width:100%;height:120px;display:block;margin-top:8px}svg.bars{width:100%;height:auto;display:block}
.lbl{fill:var(--ink2);font-size:13px}.val{fill:var(--ink2);font-size:12px}
.flash{background:#e8f1fc;border:1px solid #b7d3f6;border-radius:8px;padding:8px 12px;margin-bottom:12px;color:#104281}
.alert{background:#fbe9e4;border:1px solid #f1b9a7;border-radius:8px;padding:8px 12px;margin-bottom:12px;color:#7a2e12}
form.inline{display:inline}button{font:inherit;padding:6px 12px;border-radius:6px;border:1px solid var(--line);background:var(--navy);color:#fff;cursor:pointer}button.link{background:none;color:var(--blue);border:0;padding:0}
input,select{font:inherit;padding:6px 8px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--ink);margin:4px 0}label{display:inline-block;margin:4px 0}
footer{max-width:1000px;margin:0 auto;padding:16px;color:var(--muted);font-size:.85rem}
tr.error td{color:#b4231f}tr.warn td{color:#8a5a00}
code{background:var(--line);padding:1px 4px;border-radius:4px}

svg.chart{width:100%;height:auto;display:block;margin:8px 0}.grid{stroke:var(--line);stroke-width:1}.tick{fill:var(--muted);font-size:11px}
table.compact{width:auto;min-width:50%}.live{background:#e6f4ea;border:1px solid #9fd3ad;border-radius:8px;padding:8px 12px;margin-bottom:12px;color:#1b5e20}
@media (prefers-color-scheme:dark){.flash{background:#15314f;border-color:#1c5cab;color:#cde2fb}.live{background:#113a1c;border-color:#2e7d32;color:#c8e6c9}.alert{background:#4a1d12;border-color:#a3401f;color:#f6d4c8}}