:root{--bg:#0b1220;--panel:#111d30;--panel2:#17263b;--text:#f3f6fb;--muted:#a5b1c4;--lime:#c7f36b;--line:#2b3b52;--radius:22px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(ellipse at 85% 0%,#1b3047 0,transparent 38%),var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.5}.topbar{height:72px;max-width:1040px;padding:0 22px;margin:auto;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:850;font-size:22px;letter-spacing:-.7px}.brand-icon{display:grid;place-items:center;width:34px;height:34px;border-radius:12px;background:var(--lime);color:#102018;font-size:22px}.accent{color:var(--lime)}.beta{font-size:11px;letter-spacing:1.5px;border:1px solid #506079;border-radius:999px;padding:5px 9px;color:#d4dfed}.wrap{max-width:760px;padding:0 18px 36px;margin:0 auto}.hero{padding:42px 4px 30px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:1.8px;color:var(--lime);margin:0 0 10px}.hero h1{font-size:clamp(40px,8vw,66px);line-height:.99;letter-spacing:-2.8px;margin:0;font-weight:850}.hero h1 span{color:var(--lime)}.intro{max-width:510px;color:var(--muted);font-size:16px;margin:20px 0 24px}.hero-actions{display:flex;flex-wrap:wrap;gap:10px}.button{border:0;border-radius:14px;padding:13px 17px;font-weight:800;font-size:14px;cursor:pointer;text-decoration:none;display:inline-flex;justify-content:center;align-items:center;min-height:47px;transition:transform .15s ease}.button:active{transform:scale(.98)}.primary{background:var(--lime);color:#101b19}.ghost{background:transparent;border:1px solid var(--line);color:var(--text)}.secondary{background:var(--panel2);border:1px solid #3a4c64;color:var(--text)}.full{width:100%;margin-top:16px}.stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}.stat-card,.panel{border:1px solid var(--line);background:linear-gradient(145deg,rgba(23,38,59,.96),rgba(15,26,43,.98));border-radius:var(--radius)}.stat-card{padding:17px}.stat-label,.stat-foot{display:block;color:var(--muted);font-size:12px}.stat-card strong{display:block;font-size:27px;letter-spacing:-.8px;margin:5px 0}.panel{padding:22px;margin-bottom:16px}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:12px}.section-heading h2{font-size:23px;letter-spacing:-.7px;margin:0}.emoji{font-size:27px}.muted{color:var(--muted);font-size:13px;margin:10px 0 18px}form label{display:block;font-size:12px;font-weight:700;color:#d8e0ec;margin:13px 0 7px}input,select{width:100%;min-height:47px;padding:12px 13px;background:#0b1525;border:1px solid #34455c;border-radius:12px;color:var(--text);font:inherit;font-size:15px}input:focus,select:focus{outline:2px solid var(--lime);outline-offset:1px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}.result{margin-top:18px;padding:18px;border-radius:16px;background:#172b2b;border:1px solid #35574c}.result-label{font-size:12px;color:#b6d8c9;display:block}.result strong{font-size:29px;letter-spacing:-.7px;color:var(--lime);display:block;margin:4px 0}.result p{font-size:12px;color:#c5d5d1;margin:0}.week{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:7px}.day{border:1px solid var(--line);background:#0c1727;color:var(--muted);border-radius:12px;padding:10px 2px;display:grid;gap:4px;justify-items:center;cursor:pointer}.day span{font-size:10px}.day b{font-size:16px;color:var(--text)}.day.done{background:var(--lime);border-color:var(--lime);color:#23321b}.day.done b{color:#23321b}.challenge-count{text-align:center;color:var(--muted);font-size:12px;margin:12px 0 0}.privacy-note{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--line);border-radius:16px;padding:15px;color:var(--muted);font-size:12px}.privacy-note span{font-size:20px}.privacy-note p{margin:0}.privacy-note strong{color:var(--text)}footer{display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;color:#7f8da2;font-size:10px;letter-spacing:.3px;padding:22px 3px 0}.toast{position:fixed;left:50%;bottom:20px;transform:translate(-50%,20px);background:#f2f6fb;color:#111d30;border-radius:12px;padding:12px 16px;font-size:13px;font-weight:700;opacity:0;pointer-events:none;transition:.2s;max-width:calc(100% - 32px);text-align:center}.toast.show{opacity:1;transform:translate(-50%,0)}@media(min-width:700px){.hero{padding-top:62px}.panel{padding:28px}.wrap{padding-left:24px;padding-right:24px}}@media(max-width:390px){.hero h1{font-size:39px}.panel{padding:17px}.section-heading h2{font-size:20px}.week{gap:4px}}