:root{--bg:#09100e;--panel:#101916;--panel2:#15201c;--line:#26352f;--text:#eef7f1;--muted:#90a49a;--green:#62e6a6;--amber:#e9bd73;--red:#ff7b79}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.55 Inter,ui-sans-serif,system-ui,sans-serif}.shell{min-height:100vh;display:grid;grid-template-columns:240px 1fr}aside{position:sticky;top:0;height:100vh;padding:26px 18px;border-right:1px solid var(--line);background:#0b1311}.brand{display:flex;align-items:center;gap:12px;margin:0 8px 34px}.brand small,.brand span{display:block}.brand small{font-size:9px;letter-spacing:1.8px;color:var(--muted)}.brand-mark{display:grid!important;place-items:center;width:38px;height:38px;border:1px solid #47705d;border-radius:11px;color:var(--green);font-weight:800;background:#13231d}nav{display:grid;gap:5px}nav button{border:0;background:transparent;color:var(--muted);padding:11px 13px;text-align:left;border-radius:8px;font-weight:600;cursor:pointer}nav button:hover,nav button.active{background:#16231e;color:var(--text)}nav button.active{box-shadow:inset 2px 0 var(--green)}.warning{position:absolute;bottom:22px;padding:12px;border:1px solid #524329;background:#1d1a12;border-radius:9px;color:var(--amber);font-size:12px}.warning small{color:#bcae94}main{padding:28px 36px;max-width:1500px;width:100%}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}h1,h2,h3{margin:.2em 0;line-height:1.2}h1{font-size:26px}h2{font-size:27px}h3{font-size:17px}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--green);font-weight:800}.status{font-size:12px;color:var(--muted);border:1px solid var(--line);padding:8px 12px;border-radius:20px}.status i{display:inline-block;width:7px;height:7px;background:var(--green);border-radius:50%;margin-right:7px;box-shadow:0 0 10px var(--green)}.page{display:none}.page.active{display:block}.hero,.learn-hero{background:radial-gradient(circle at 75% 20%,#1d3a2e 0,transparent 35%),linear-gradient(120deg,#14231d,#0f1714);border:1px solid var(--line);padding:30px;border-radius:15px;display:flex;justify-content:space-between;gap:30px;margin-bottom:20px}.hero p{color:var(--muted)}.hero-stat{max-width:310px;border-left:1px solid var(--line);padding-left:25px}.hero-stat span,.hero-stat small{display:block;color:var(--muted)}.hero-stat strong{display:block;color:var(--green);font-size:22px;margin:7px 0}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:13px;margin:16px 0}.stat,article{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px}.stat span{color:var(--muted);font-size:12px}.stat strong{display:block;font-size:25px;margin-top:6px}.grid{display:grid;gap:16px}.grid.two{grid-template-columns:1fr 1fr}.section-head{display:flex;justify-content:space-between;align-items:center}.muted{color:var(--muted)}.link{background:none;border:0;color:var(--green);cursor:pointer}.form{display:grid;gap:15px;margin-top:20px}label{display:grid;gap:6px;color:#b8c7bf;font-size:12px;font-weight:700}input,select{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:8px;background:#0b1311;color:var(--text);font:inherit}button,.button{padding:11px 15px;border:0;border-radius:8px;background:var(--green);color:#07110d;font-weight:800;cursor:pointer;text-decoration:none;display:inline-block}.split{display:grid;grid-template-columns:1fr 1fr;gap:12px}.explain ul{padding-left:18px}.explain li{margin:12px 0}.callout,.risk{border:1px solid #51442e;background:#211d14;color:#e6cfaa;padding:14px;border-radius:8px}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;border-bottom:1px solid var(--line);padding:12px 9px;font-size:13px}.table th{color:var(--muted);font-size:10px;letter-spacing:1px}.pill{font-size:10px;padding:4px 7px;border-radius:10px;background:#173025;color:var(--green)}.bad{color:var(--red)}.good{color:var(--green)}.chart{min-height:260px;margin-top:15px;border:1px solid var(--line);border-radius:8px;padding:12px}.chart svg{width:100%;height:250px}.chart text{fill:var(--muted);font-size:10px}.hidden{display:none!important}.quality,.profile,.account-card{display:flex;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px solid var(--line)}.quality span,.profile span{color:var(--muted)}.lessons{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin:16px 0}.lessons article>span{font-size:10px;letter-spacing:1.5px;color:var(--green)}details{border-top:1px solid var(--line);margin-top:16px;padding-top:12px}summary{cursor:pointer;color:#c9d8d0}.risk{text-align:center}.login{position:fixed;z-index:20;inset:0;display:grid;place-items:center;background:radial-gradient(circle at 50% 30%,#193628,#07100c 60%)}.login.hidden{display:none}.login-card{width:min(390px,90vw);background:#101a16;border:1px solid #2b4238;border-radius:16px;padding:30px;display:grid;gap:15px;box-shadow:0 25px 80px #0009}.login-card .brand-mark{margin:auto}.login-card h1,.login-card p{text-align:center}.login-card p{color:var(--muted)}#login-error{color:var(--red)}#notice .notice{padding:12px 15px;border-radius:8px;background:#153024;color:var(--green);margin-bottom:15px}code{color:var(--green)}.header-actions{display:flex;align-items:center;gap:10px}.user-badge{display:flex;align-items:center;gap:8px;border:1px solid var(--line);padding:8px 11px;border-radius:20px}.admin-tag{color:#ff5959;font-weight:900}.auth-tabs{display:grid;grid-template-columns:1fr 1fr;gap:6px}.auth-tabs button{background:#17241f;color:var(--muted)}.auth-tabs button.active{background:var(--green);color:#07110d}.auth-form{display:grid;gap:13px}.close{position:absolute;right:14px;top:12px;background:transparent;color:var(--muted);font-size:24px;padding:4px 9px}.login-card{position:relative}.or{text-align:center;color:var(--muted);font-size:12px}.google{display:block;text-align:center;padding:11px;border:1px solid var(--line);border-radius:8px;color:var(--text);text-decoration:none;background:#fff;color:#202124;font-weight:700}code{color:var(--green)}@media(max-width:900px){.shell{grid-template-columns:1fr}aside{position:static;height:auto;border-right:0;border-bottom:1px solid var(--line)}nav{display:flex;overflow:auto}.warning{display:none}.brand{margin-bottom:15px}main{padding:20px}.grid.two,.lessons{grid-template-columns:1fr}.stats{grid-template-columns:1fr 1fr}.hero{display:block}.hero-stat{border-left:0;border-top:1px solid var(--line);padding:15px 0 0;margin-top:15px}}