*{box-sizing:border-box} :root{--bg:#080d19;--panel:#111a2c;--panel2:#17233a;--line:#283751;--text:#f3f6ff;--muted:#9baac2;--green:#9bf5c3}
body{margin:0;background:radial-gradient(900px 500px at 100% -5%,#203d5c 0,transparent 60%),var(--bg);color:var(--text);font:16px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,a{font:inherit}button{cursor:pointer;touch-action:manipulation}button:disabled{opacity:.4;cursor:not-allowed}
.wrap{max-width:980px;margin:auto;padding:22px 16px 44px}.top{display:flex;justify-content:space-between;align-items:center;gap:12px}.brand{display:flex;align-items:center;gap:10px;font-weight:850;letter-spacing:-.02em}.brand span{color:var(--green)}.logo{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:var(--green);color:#082014;font-size:22px}.status{font-size:12px;color:var(--muted);border:1px solid var(--line);padding:7px 10px;border-radius:99px}
.hero{padding:44px 0 24px}.eyebrow{color:var(--green);text-transform:uppercase;letter-spacing:.16em;font-size:11px;font-weight:850}.hero h1{font-size:clamp(37px,8vw,68px);line-height:.99;letter-spacing:-.055em;max-width:720px;margin:12px 0 16px}.hero h1 span{color:var(--green)}.hero p{color:var(--muted);max-width:550px;margin:0 0 24px}
.primary,.secondary,.ghost{border:0;border-radius:14px;padding:14px 18px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;gap:9px;text-decoration:none;min-height:48px}.primary{background:var(--green);color:#062014}.secondary{background:var(--panel2);color:var(--text);border:1px solid var(--line)}.ghost{background:transparent;color:var(--muted);border:1px solid var(--line)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:24px 0}.stat{background:#10182a;border:1px solid var(--line);border-radius:16px;padding:14px}.stat strong{font-size:21px;display:block}.stat span{font-size:12px;color:var(--muted)}
.sectionhead{display:flex;align-items:end;justify-content:space-between;gap:12px;margin:30px 0 14px}.sectionhead h2{font-size:23px;margin:0;letter-spacing:-.03em}.sectionhead p{margin:3px 0 0;color:var(--muted);font-size:13px}
.daygrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.daycard{text-align:left;background:linear-gradient(145deg,#17233a,#101827);border:1px solid var(--line);border-radius:18px;padding:17px;color:var(--text);min-height:145px;position:relative;width:100%}.daycard:active{transform:scale(.99)}.daynum{font-size:11px;text-transform:uppercase;letter-spacing:.14em;color:var(--muted);font-weight:800}.daycard h3{font-size:17px;line-height:1.2;margin:10px 22px 8px 0}.daycard p{font-size:12px;color:var(--muted);margin:0}.arrow{position:absolute;right:15px;top:14px;color:var(--green);font-size:20px}
.hidden{display:none!important}.panel{background:linear-gradient(145deg,#141f34,#0f1727);border:1px solid var(--line);border-radius:23px;padding:20px;margin-top:20px}.back{background:transparent;color:var(--muted);border:0;padding:5px 0 15px;min-height:44px}.panel h2{font-size:clamp(24px,5vw,34px);line-height:1.12;letter-spacing:-.04em;margin:5px 0 8px}.muted{color:var(--muted)}
.previewstats{display:flex;gap:8px;flex-wrap:wrap;margin:17px 0}.chip{border:1px solid var(--line);border-radius:99px;padding:7px 10px;font-size:12px;color:#c7d3e7}.list{margin:16px 0}.exrow{display:flex;gap:13px;align-items:center;padding:14px 0;border-top:1px solid var(--line)}.exnum{width:34px;height:34px;flex:0 0 34px;border-radius:11px;background:#23314a;display:grid;place-items:center;color:var(--green);font-size:12px;font-weight:850}.exinfo{flex:1;min-width:0}.exinfo strong{display:block;line-height:1.3}.exinfo small{color:var(--muted)}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.actions button{flex:1}
.worktop{display:flex;align-items:center;justify-content:space-between;gap:12px}.progress{height:6px;background:#29364d;border-radius:99px;overflow:hidden;margin:14px 0 20px}.progress div{height:100%;background:var(--green);transition:width .2s}.exercise-title{font-size:clamp(25px,6vw,38px)!important;margin:6px 0 8px!important}.exercise-card{border:1px solid var(--line);background:#0d1525;border-radius:18px;padding:16px;margin:16px 0}.exercise-card h3{margin:0 0 7px}.demo{width:100%;aspect-ratio:16/9;border:0;border-radius:13px;background:#05080e}.demo-placeholder{display:grid;place-items:center;aspect-ratio:16/9;background:linear-gradient(140deg,#182943,#080d19);border:1px solid var(--line);border-radius:13px;padding:18px;text-align:center}.demo-placeholder .play{font-size:38px;color:var(--green)}.demo-placeholder p{font-size:13px;color:var(--muted);max-width:400px}.cues{padding-left:20px;color:#dbe4f3}.cues li{margin:8px 0}
.timer{display:flex;align-items:center;justify-content:space-between;gap:12px;background:#0d1525;border:1px solid var(--line);border-radius:14px;padding:12px 14px;margin-top:14px}.timer strong{font-variant-numeric:tabular-nums;font-size:21px}.timer .actions{margin:0}.timer .actions button{padding:9px 11px}.finish{text-align:center;padding:35px 10px}.finish .big{font-size:56px}.finish h2{font-size:34px}.notice{border:1px solid #594a2f;background:#211d16;color:#e9d6b6;padding:12px;border-radius:13px;font-size:12px;margin-top:14px}footer{margin-top:28px;color:var(--muted);font-size:12px;text-align:center}
@media(min-width:700px){.wrap{padding:30px 24px}.daygrid{grid-template-columns:repeat(3,minmax(0,1fr))}.hero{padding-top:60px}.panel{padding:28px}.daycard{min-height:160px}}