:root{color-scheme:light dark;--bg:#f5f6f8;--panel:#fff;--ink:#202124;--muted:#62666e;--line:#e0e3e8;--accent:#1976d2;--warning:#9c5a00;--success:#267035}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.6 system-ui,sans-serif}main{max-width:1120px;margin:36px auto;padding:0 24px}header{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px}h1{font-size:28px;margin:6px 0}h2{font-size:19px;margin:0 0 12px}p,small,.hint{color:var(--muted)}header p{margin:0}small{letter-spacing:1.5px;font-size:11px}section{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:24px;margin-bottom:20px;min-width:0}label{display:block;margin-bottom:18px;min-width:0}.hint{font-size:13px;display:block;margin-top:6px}input,select{display:block;width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:6px;margin-top:7px;font:inherit;background:var(--panel);color:var(--ink)}input:focus,select:focus{outline:2px solid var(--accent);outline-offset:1px}button{background:var(--accent);color:#fff;border:1px solid transparent;border-radius:6px;padding:10px 18px;font:inherit;cursor:pointer;min-height:44px}.secondary{background:var(--panel);color:var(--ink);border-color:var(--line)}button:disabled{opacity:.45;cursor:default}button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.metrics-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.card{min-width:0;padding:8px 0}.card strong{display:block;font-size:22px;font-weight:600;margin:6px 0;overflow-wrap:anywhere}.card span{font-size:12px;color:var(--muted);display:block;overflow-wrap:anywhere}.subheading{border-top:1px solid var(--line);padding-top:24px;margin-top:24px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 24px}.form-grid label{margin:0}fieldset{margin:24px 0;padding:20px;border:1px solid var(--line);border-radius:6px;min-width:0}legend{padding:0 8px;font-weight:600}.save-row,.actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.save-row{border-top:1px solid var(--line);padding-top:20px}#settings-state{margin-right:auto;color:var(--muted);font-size:13px}#message{min-height:24px;color:#b3261e;overflow-wrap:anywhere}#message[data-kind=success]{color:var(--success)}.warning{color:var(--warning)}pre{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--bg);padding:16px;border-radius:6px}#login{max-width:460px;margin:32px auto}#login button{width:100%}nav{display:flex;gap:8px;border-bottom:1px solid var(--line);margin-bottom:24px;overflow-x:auto}nav button{white-space:nowrap;border-radius:0;background:transparent;color:var(--muted);border:0;border-bottom:2px solid transparent}nav button[aria-selected=true]{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}ol{padding-left:22px}li{margin-bottom:14px}details{padding:16px;background:var(--panel);border:1px solid var(--line);border-radius:6px}summary{cursor:pointer}[hidden]{display:none!important}@media(max-width:900px){.metrics-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){main{margin:20px auto;padding:0 16px}header{align-items:flex-start}h1{font-size:24px}section{padding:18px}.form-grid{grid-template-columns:minmax(0,1fr)}fieldset{padding:16px}.card strong{font-size:20px}.save-row button{flex:1}#settings-state{width:100%}nav{gap:0}nav button{padding:10px 12px;font-size:14px}#logout{padding:8px 12px}.metrics-grid{gap:16px}}@media(prefers-color-scheme:dark){:root{--bg:#171a1e;--panel:#22262b;--ink:#eef0f3;--muted:#aeb6c1;--line:#414851;--accent:#64b5f6;--warning:#ffc56a;--success:#86cf95}button:not(.secondary):not([role=tab]){color:#15232e}#message{color:#ffa5a5}}