:root{--bg:#08111f;--panel:#101d30;--panel2:#13243a;--text:#eef4ff;--muted:#9db0c9;--line:#243853;--accent:#7c6cff;--accent2:#29c7ac;--danger:#ff758d}*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:linear-gradient(135deg,#07101d,#0c1627 50%,#0a1322);color:var(--text);min-height:100vh}.topbar{height:72px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100% - 1160px)/2));background:rgba(8,17,31,.86);backdrop-filter:blur(10px);position:sticky;top:0;z-index:5}.brand{font-weight:800;font-size:21px;color:#fff;text-decoration:none}.brand span{color:var(--accent2)}nav{display:flex;align-items:center;gap:20px}nav a,.link-btn{color:var(--muted);text-decoration:none;background:none;border:0;font:inherit;cursor:pointer}.nav-cta{background:var(--accent);color:#fff!important;padding:9px 15px;border-radius:10px}.container{max-width:1160px;margin:auto;padding:44px 24px 80px}.hero{display:grid;grid-template-columns:1.25fr .75fr;gap:42px;align-items:center;padding:44px 0 64px}.eyebrow{color:var(--accent2);font-size:12px;font-weight:800;letter-spacing:1.6px}.hero h1,.page-head h1{font-size:52px;line-height:1.05;margin:16px 0}.hero h1 span{color:#b8b0ff}.hero p,.page-head p{color:var(--muted);font-size:18px;line-height:1.6;max-width:700px}.hero-actions{display:flex;gap:12px;margin-top:28px}.btn{display:inline-block;border:1px solid var(--line);background:var(--panel2);color:#fff;padding:12px 18px;border-radius:11px;text-decoration:none;cursor:pointer;font-weight:700}.btn.primary{background:linear-gradient(135deg,var(--accent),#6653f4);border-color:transparent}.full{width:100%}.card,.hero-card,.auth-card{background:linear-gradient(145deg,rgba(19,36,58,.96),rgba(13,27,46,.96));border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:0 18px 50px rgba(0,0,0,.18)}.hero-card{padding:30px}.level-circle{width:130px;height:130px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;margin:0 auto 26px;border:12px solid rgba(124,108,255,.32);outline:4px solid var(--accent)}.level-circle b{font-size:42px}.level-circle small{color:var(--muted)}.mini-skill{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:13px 0}.three-grid,.summary-grid,.lesson-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.two-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}.card h2,.card h3{margin-top:0}.card p{color:var(--muted);line-height:1.6}.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:26px}.page-head h1{font-size:38px;margin:8px 0}.score-card strong{font-size:64px;display:block;color:#bcb5ff}.score-card span,.card small,.card>span{color:var(--muted)}.metric{display:block;font-size:42px;margin:12px 0}.skills{margin-top:16px}.skill-row{display:grid;grid-template-columns:190px 1fr 42px;gap:16px;align-items:center;padding:10px 0}.bar{height:10px;background:#081321;border-radius:99px;overflow:hidden}.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:99px}.pill-line{display:flex;justify-content:space-between;background:#0b1829;padding:12px 14px;border-radius:10px;margin:9px 0}.lesson-item{padding:12px 0;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:4px}.lesson-item:last-child{border-bottom:0}.lesson-item a{color:#9f96ff;text-decoration:none;font-size:13px}.status{font-size:12px;color:var(--accent2)}.auth-card{max-width:470px;margin:60px auto}.auth-card h1{margin-bottom:4px}.auth-card p{color:var(--muted)}label{display:block;font-weight:700;margin:16px 0 7px}input,textarea{width:100%;background:#091524;color:#eef4ff;border:1px solid var(--line);border-radius:11px;padding:13px;font:inherit;outline:none}textarea{line-height:1.6;resize:vertical}input:focus,textarea:focus{border-color:var(--accent)}.alert{background:rgba(255,117,141,.1);border:1px solid rgba(255,117,141,.4);color:#ffc0cb;padding:12px 14px;border-radius:10px;margin:12px 0}.writing-form{padding:28px}.form-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:16px;color:var(--muted)}.empty{text-align:center;padding:70px 25px}.big-icon{font-size:50px}.note{padding:10px 12px;border-left:3px solid var(--accent2);background:#0b1829;border-radius:8px}.submission-text{white-space:pre-wrap}.lesson-grid{grid-template-columns:repeat(2,1fr)}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line)}td a{color:#a99fff}.inline{display:inline}footer{border-top:1px solid var(--line);color:#68809f;text-align:center;padding:24px}@media(max-width:820px){.hero,.three-grid,.summary-grid,.two-grid,.lesson-grid{grid-template-columns:1fr}.hero h1{font-size:39px}.topbar{padding:0 16px}.topbar nav a:not(.nav-cta){display:none}.container{padding:28px 16px 60px}.page-head{align-items:flex-start;flex-direction:column}.skill-row{grid-template-columns:130px 1fr 35px}.hero-card{max-width:500px}}