:root{color-scheme:dark;--bg:#0b111c;--panel:#131e2c;--panel2:#192737;--text:#eef5f7;--muted:#a3b5c3;--accent:#7de0bf;--line:#2c3d4d}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}a{color:var(--accent)}a:hover{color:#b4ffe5}.container{width:min(1100px,calc(100% - 40px));margin:auto}.site-header{border-bottom:1px solid var(--line);background:#0b111cee;position:sticky;top:0;z-index:3;backdrop-filter:blur(12px)}.nav{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:inline-flex;align-items:center;gap:11px;color:var(--text);font-size:1.15rem;font-weight:800;letter-spacing:.02em;text-decoration:none}.brand-mark{display:grid;place-items:center;width:39px;height:39px;border-radius:12px;background:var(--accent);color:#092019;font-size:15px;font-weight:900}.nav-links{display:flex;gap:25px;flex-wrap:wrap}.nav-links a{color:var(--muted);text-decoration:none;font-size:.94rem}.nav-links a:hover{color:var(--text)}.hero{padding:105px 0 85px;position:relative;overflow:hidden;background:radial-gradient(ellipse at 80% 15%,#1b554b66,transparent 50%)}.eyebrow{text-transform:uppercase;letter-spacing:.2em;font-size:.75rem;font-weight:800;color:var(--accent)}h1,h2,h3{line-height:1.14;letter-spacing:-.035em}h1{font-size:clamp(2.8rem,7vw,5.6rem);max-width:800px;margin:16px 0 20px}h2{font-size:clamp(1.9rem,4vw,2.8rem);margin:12px 0 15px}h3{font-size:1.35rem;margin:8px 0 10px}.lead{font-size:1.16rem;color:var(--muted);max-width:640px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}.button{display:inline-flex;align-items:center;justify-content:center;padding:12px 21px;border-radius:11px;text-decoration:none;font-weight:700;background:var(--accent);color:#082019}.button:hover{color:#082019;background:#a7f3d8}.button.secondary{background:transparent;color:var(--text);border:1px solid #54706e}.button.secondary:hover{background:var(--panel2)}section{padding:70px 0}.section-heading{max-width:670px;margin-bottom:28px}.muted{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.card{background:linear-gradient(140deg,var(--panel),#101a26);border:1px solid var(--line);border-radius:20px;padding:30px}.card p{color:var(--muted)}.app-icon{width:66px;height:66px;border-radius:17px;display:grid;place-items:center;font-size:32px;background:#214c44;margin-bottom:22px}.app-icon.guitar{background:#43314c}.tag{font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;font-weight:800;color:var(--accent)}.feature-list{padding-left:19px;color:var(--muted)}.feature-list li{margin-bottom:6px}.card-footer{margin-top:22px}.text-link{font-weight:700;text-decoration:none}.banner{background:linear-gradient(110deg,#173e38,#13283a);border:1px solid #35645b;border-radius:22px;padding:40px}.banner p{max-width:650px;color:#d2e5e4}.footer{border-top:1px solid var(--line);padding:35px 0;color:var(--muted);font-size:.9rem}.footer-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}.footer-links{display:flex;gap:20px;flex-wrap:wrap}.footer-links a{color:var(--muted);text-decoration:none}.page-hero{padding:70px 0 25px}.page-hero h1{font-size:clamp(2.5rem,5vw,4rem)}.prose{max-width:760px;padding-bottom:85px}.prose h2{font-size:1.55rem;margin-top:38px}.prose p,.prose li{color:var(--muted)}.notice{padding:17px 20px;border:1px solid #4d655f;border-radius:12px;background:#1c342f;color:#d9f0e9}.skip{position:absolute;left:-9999px;top:0}.skip:focus{left:10px;top:10px;background:white;color:black;padding:8px;z-index:10}@media(max-width:650px){.nav{align-items:flex-start;flex-direction:column;padding:15px 0;gap:8px}.nav-links{gap:15px}.hero{padding:65px 0}.grid{grid-template-columns:1fr}.card{padding:24px}section{padding:48px 0}.banner{padding:26px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}