:root{
  --bg:#fff;--surface:#fff;--ink:#16181d;--muted:#5b6069;--label:#8b909a;
  --border:#e4e6eb;--chip:#eef0f7;--accent:#3a4db0;--accent-ink:#fff;
  --ok:#1f9d63;--warn:#c47d16;--bad:#c8442e;--radius:10px;--radius-sm:7px;
  --font:system-ui,"Segoe UI",Roboto,Arial,sans-serif;
  --mono:ui-monospace,"Cascadia Code","Consolas",monospace;color-scheme:light dark;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0f1115;--surface:#161922;--ink:#eaecf0;--muted:#9aa1ad;--label:#79808c;
  --border:#262b34;--chip:#1b2030;--accent:#7d8ce8;--accent-ink:#0f1115;
  --ok:#3bbd7e;--warn:#d9a441;--bad:#e0654c;}}
:root[data-theme="light"]{--bg:#fff;--surface:#fff;--ink:#16181d;--muted:#5b6069;--label:#8b909a;--border:#e4e6eb;--chip:#eef0f7;--accent:#3a4db0;--accent-ink:#fff;}
:root[data-theme="dark"]{--bg:#0f1115;--surface:#161922;--ink:#eaecf0;--muted:#9aa1ad;--label:#79808c;--border:#262b34;--chip:#1b2030;--accent:#7d8ce8;--accent-ink:#0f1115;}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
.shell{min-height:100vh;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;gap:16px;padding:0 20px;height:58px;border-bottom:1px solid var(--border);background:var(--surface);position:sticky;top:0;z-index:5}
.brand{display:flex;align-items:center;gap:10px}
.brand .mark{width:32px;height:32px;border-radius:9px;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center}
.brand .name{font-weight:700;letter-spacing:.02em}
.brand .sub{font-size:11px;color:var(--muted)}
.navrow{display:flex;align-items:center;gap:2px;flex-wrap:wrap}
.navrow a{font-size:13px;color:var(--muted);padding:7px 12px;border-radius:16px;text-decoration:none}
.navrow a:hover{background:var(--chip);color:var(--ink)}
.navrow a.active{background:var(--accent);color:var(--accent-ink)}
.spacer{flex:1}
.usermenu{position:relative;}
.usermenu > summary{list-style:none;cursor:pointer;width:34px;height:34px;border-radius:50%;background:var(--chip);color:var(--accent);display:grid;place-items:center;font-weight:700;font-size:14px;user-select:none;}
.usermenu > summary::-webkit-details-marker{display:none;}
.usermenu > summary:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.usermenu-panel{position:absolute;top:44px;right:0;width:230px;background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:0 16px 40px -14px rgba(0,0,0,.28);padding:8px;z-index:20;}
.usermenu-panel .who{padding:8px 10px;border-bottom:1px solid var(--border);margin-bottom:6px;}
.usermenu-panel .who b{display:block;font-size:13px;}
.usermenu-panel .who span{display:block;font-size:11px;color:var(--muted);}
.usermenu-panel a{display:block;padding:8px 10px;border-radius:7px;color:var(--ink);text-decoration:none;font-size:13px;}
.usermenu-panel a:hover{background:var(--chip);}
.usermenu-panel a.danger{color:var(--bad);}
.main{flex:1;padding:24px 30px;max-width:1120px;width:100%;margin:0 auto}
.label{font-size:11px;text-transform:uppercase;letter-spacing:.09em;color:var(--label);font-weight:700}
.badge{display:inline-block;font-size:11px;font-weight:650;padding:3px 9px;border-radius:20px;background:var(--chip);color:var(--accent);text-transform:uppercase;letter-spacing:.05em}
.hero{background:linear-gradient(120deg,var(--accent),#5566c8);color:#fff;border-radius:14px;padding:24px 26px;margin-bottom:18px}
.hero .eyebrow{font-size:11px;letter-spacing:.1em;text-transform:uppercase;opacity:.85}
.hero h1{margin:8px 0 6px;font-size:23px;letter-spacing:-.01em}
.hero p{margin:0;opacity:.94;max-width:64ch}
.goals{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:18px}
.goal{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:14px}
.goal .k{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--label);font-weight:650}
.goal .v{font-size:22px;font-weight:800;margin-top:6px;font-variant-numeric:tabular-nums}
.quick{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.qcard{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:14px;text-decoration:none;color:var(--ink)}
.qcard:hover{border-color:var(--accent)}
.qcard .n{font-weight:650;font-size:13.5px}
.qcard .m{font-size:12px;color:var(--muted)}
.markdown-body table{border-collapse:collapse}
.markdown-body th,.markdown-body td{border:1px solid var(--border);padding:8px 12px}
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--border);margin-bottom:20px}
.tabs button{border:0;background:transparent;font:inherit;font-size:14px;color:var(--muted);padding:11px 15px;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs button[aria-selected="true"]{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}
.login-wrap{min-height:100vh;display:grid;place-items:center;background:var(--bg)}
.login-card{width:380px;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:38px 34px;text-align:center}
.login-card .mark{width:56px;height:56px;border-radius:15px;margin:0 auto 18px;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-size:26px}
.ms-btn{display:inline-flex;align-items:center;justify-content:center;gap:11px;width:100%;padding:13px;border-radius:var(--radius);border:1px solid #2f2f2f;background:#2f2f2f;color:#fff;font:inherit;font-size:15px;font-weight:650;cursor:pointer;text-decoration:none}
.ms-logo{width:18px;height:18px;display:grid;grid-template-columns:1fr 1fr;gap:2px}
.ms-logo i{display:block}.ms-logo i:nth-child(1){background:#f25022}.ms-logo i:nth-child(2){background:#7fba00}.ms-logo i:nth-child(3){background:#00a4ef}.ms-logo i:nth-child(4){background:#ffb900}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
@media (max-width:760px){.goals{grid-template-columns:1fr}.quick{grid-template-columns:repeat(2,1fr)}.main{padding:18px}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}