:root{--navy:#071b3b;--blue:#1268e8;--cyan:#28c7f7;--ink:#10233e;--muted:#63728a;--line:#dce7f5;--bg:#f4f8fd;--white:#fff}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}header{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:24px;padding:14px 4vw;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;min-width:255px}.brand .mark{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--cyan));color:white;font-weight:900}.brand b{display:block;letter-spacing:.04em}.brand b span,.hero h1 span{color:var(--blue)}.brand small{display:block;font-size:9px;color:var(--muted);letter-spacing:.08em}nav{display:flex;gap:5px;flex:1;justify-content:center;flex-wrap:wrap}button{font:inherit;cursor:pointer;border:0}nav button{background:transparent;color:var(--muted);padding:8px 9px}.auth-actions{display:flex;gap:8px;align-items:center}.primary,.secondary{padding:11px 16px;border-radius:10px;font-weight:700}.primary{background:var(--blue);color:white}.secondary{background:white;color:var(--blue);border:1px solid #bdd5f8}.wide{width:100%;margin-top:10px}.account-pill,.role-pill{font-size:12px;background:#e8f3ff;color:#0757bc;padding:7px 10px;border-radius:999px}main{max-width:1180px;margin:auto;padding:42px 24px 80px}.view{display:none}.view.active{display:block}.hero{min-height:520px;display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center}.hero h1{font-size:clamp(44px,6vw,78px);line-height:.98;margin:12px 0 20px;letter-spacing:-.045em}.lead{font-size:19px;line-height:1.65;color:var(--muted)}.eyebrow{color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.13em}.actions,.trust{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.trust b{font-size:12px;background:white;padding:10px 12px;border-radius:10px;border:1px solid var(--line)}.hero-card,.panel{background:white;border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:0 18px 50px rgba(20,64,120,.08)}.orb{width:110px;height:110px;border-radius:50%;display:grid;place-items:center;margin:auto;background:radial-gradient(circle at 35% 30%,#67dcff,#1268e8 55%,#071b3b);color:white;font-size:34px;font-weight:900}.steps,.framework{display:flex;gap:8px;flex-wrap:wrap}.steps span,.framework b,.badges span{padding:8px 10px;background:#eef6ff;border-radius:9px;color:#0757bc;font-size:12px}.cards,.dashboard-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card{background:white;border:1px solid var(--line);border-radius:16px;padding:20px}.narrow,.auth-card{max-width:620px;margin:40px auto}label{display:block;font-weight:700;margin:16px 0 5px}input,select,textarea{width:100%;padding:12px;border:1px solid #cbd9ea;border-radius:9px;font:inherit;background:white}textarea{min-height:110px}.auth-tabs{display:flex;gap:8px;margin:20px 0}.auth-tabs .active{background:#e9f3ff}.account-note{font-size:13px;color:var(--muted);line-height:1.5}.dash-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.progressbox{text-align:center;background:var(--navy);color:white;padding:18px 25px;border-radius:18px}.progressbox b{font-size:30px;display:block}.bar{height:10px;background:#e5edf7;border-radius:999px;overflow:hidden;margin:16px 0}.bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--blue),var(--cyan))}.lesson-layout{display:grid;grid-template-columns:230px 1fr;gap:24px}.lesson-layout aside,.lesson-layout article{background:white;border:1px solid var(--line);border-radius:20px;padding:24px}.lesson-nav-btn{width:100%;text-align:left;padding:10px;margin:4px 0;border-radius:9px;background:#f5f8fc}.lesson-nav-btn.done{background:#e9f8ef}.lesson-top{display:flex;justify-content:space-between;gap:20px}.lesson-arrows{display:flex;gap:8px;align-items:flex-start}.lesson-block{background:#f6faff;border:1px solid #deebfa;border-radius:14px;padding:18px;margin:16px 0}.status{margin-top:14px;padding:12px;border-radius:10px;background:#eef6ff}.error{background:#fff0f0;color:#9c2020}.success{background:#ebf9ef;color:#176a35}.admin-shell{max-width:1100px;margin:auto}.admin-head{display:flex;justify-content:space-between;align-items:center}.certificate{background:white;border:8px double #173f78;padding:48px;text-align:center;max-width:850px;margin:20px auto}.certificate h1{font-family:Georgia,serif;font-size:44px}.hidden{display:none!important}footer{text-align:center;padding:30px;color:var(--muted)}@media(max-width:900px){header{flex-wrap:wrap}.brand{min-width:auto}nav{order:3;width:100%}.hero,.lesson-layout{grid-template-columns:1fr}.cards,.dashboard-grid{grid-template-columns:1fr}.lesson-top,.dash-head{display:block}.auth-actions{margin-left:auto}}