:root{--bg:#0f1115;--panel:#171b22;--panel2:#1e242e;--ink:#f2ede6;--muted:#a8b0bc;--amber:#f59e0b;--amber2:#ea580c;--line:#2a313c;--accent:#7dd3fc;--radius:16px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:radial-gradient(1200px 500px at 80% -5%,rgba(245,158,11,.14),transparent 60%),var(--bg);line-height:1.6}
a{color:var(--accent)}a:focus-visible,button:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid var(--amber);outline-offset:2px;border-radius:6px}
header{background:rgba(10,12,16,.92);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;backdrop-filter:blur(8px)}
header nav,footer .wrap,main{max-width:1020px;margin:auto;padding:1rem 1.25rem}
header nav{display:flex;gap:1.1rem;flex-wrap:wrap;align-items:center}header a{color:var(--ink);text-decoration:none;font-weight:600}header a:hover{color:var(--amber)}header .logo{font-weight:900;font-size:1.35rem;margin-right:auto;letter-spacing:-.02em}header .logo::first-letter{color:var(--amber)}
main{padding-top:1.5rem;padding-bottom:2rem}
h1{font-size:clamp(1.9rem,4.5vw,3rem);line-height:1.05;letter-spacing:-.03em;margin:.4rem 0 1rem}h2{letter-spacing:-.02em;margin-top:2rem}h3{margin-top:.6rem}
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#1c1410,#171b22 55%),radial-gradient(600px 260px at 85% 20%,rgba(245,158,11,.35),transparent);border:1px solid #3a2c1c;border-radius:22px;padding:clamp(1.4rem,4vw,2.6rem);margin:1rem 0 1.6rem;box-shadow:0 20px 50px rgba(0,0,0,.35)}
.hero::after{content:"";position:absolute;inset:auto -10% -55% -10%;height:70%;background:repeating-linear-gradient(0deg,rgba(245,158,11,.16) 0 2px,transparent 2px 22px),repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 2px,transparent 2px 72px);transform:rotate(-4deg);pointer-events:none}
.hero h1{background:linear-gradient(90deg,#fff,#fbbf24);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero form,.hero .card{position:relative;z-index:1;background:rgba(23,27,34,.92)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:1.1rem}
.card{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:var(--radius);padding:1.15rem;box-shadow:0 8px 24px rgba(0,0,0,.22);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}
.card:hover{transform:translateY(-4px);border-color:rgba(245,158,11,.55);box-shadow:0 16px 34px rgba(0,0,0,.35)}
table{width:100%;border-collapse:collapse;background:var(--panel);border-radius:12px;overflow:hidden}th,td{border:1px solid var(--line);padding:.65rem;text-align:left;vertical-align:top}th{background:#2a2118;color:#fcd9a0;width:34%}
.btn{display:inline-block;background:linear-gradient(135deg,var(--amber),var(--amber2));color:#161006!important;padding:.68rem 1.15rem;border-radius:999px;text-decoration:none;border:0;cursor:pointer;font-weight:800;box-shadow:0 8px 20px rgba(234,88,12,.28)} .btn:hover{filter:brightness(1.07)} .btn.secondary{background:#243447;color:#e0f2fe!important;box-shadow:none}
.todo,.notice{background:rgba(245,158,11,.1);border:1px dashed rgba(245,158,11,.65);padding:.7rem .85rem;border-radius:12px;font-size:.92rem;color:#fde9c8}
.verdict{background:linear-gradient(135deg,rgba(245,158,11,.18),rgba(234,88,12,.08));border:1px solid rgba(245,158,11,.6);border-left:6px solid var(--amber);border-radius:14px;padding:1rem 1.2rem;margin:1.4rem 0}
.muted{color:var(--muted)}label{display:block;margin:.8rem 0 .35rem;font-weight:700}
select,input[type=email]{width:100%;padding:.72rem;border:1px solid #39424f;border-radius:10px;background:#0f141b;color:var(--ink)}
#quiz-result{margin-top:1rem;display:none}.badge{display:inline-block;background:rgba(245,158,11,.18);color:#fcd9a0;border:1px solid rgba(245,158,11,.45);border-radius:999px;padding:.12rem .65rem;font-size:.85rem;font-weight:700}
footer{background:#0a0c10;border-top:1px solid var(--line);margin-top:3rem;color:var(--muted)}footer a{color:#fcd9a0}
code{background:#0a0c10;padding:.1rem .35rem;border-radius:6px;color:#fcd9a0}
@media (max-width:640px){header nav{gap:.7rem}th{width:42%}.hero{border-radius:16px}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
.price{font-size:1.7rem;font-weight:900;color:var(--amber);margin:.2rem 0}
.chord svg{display:block;margin:.4rem auto}.hero form{background:rgba(23,27,34,.92);border:1px solid var(--line);border-radius:14px;padding:1rem}