:root{--bg:#07111f;--panel:#0e1b2d;--text:#edf5ff;--muted:#afbed0;--blue:#38bdf8;--green:#22c55e;--line:#24364b;--max:1120px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:linear-gradient(145deg,#05101d,#0b1728);color:var(--text);line-height:1.65}a{color:inherit}.skip{position:absolute;left:-9999px}.skip:focus{left:1rem;top:1rem;background:#fff;color:#000;padding:.7rem;z-index:99}.site-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:1rem max(1rem,calc((100% - var(--max))/2));background:rgba(5,16,29,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.logo{text-decoration:none;font-size:1.35rem;font-weight:850;color:var(--blue)}nav{display:flex;gap:1.25rem}nav a{text-decoration:none;color:var(--muted)}nav a:hover,nav a:focus{color:#fff}.hero,.section{width:min(var(--max),calc(100% - 2rem));margin:auto}.hero{display:grid;grid-template-columns:1.08fr .92fr;gap:3.5rem;align-items:center;padding:6rem 0}.eyebrow{color:var(--green);font-weight:750;text-transform:uppercase;letter-spacing:.08em;font-size:.8rem}h1{font-size:clamp(2.5rem,6vw,4.7rem);line-height:1.02;margin:.4rem 0 1.2rem}h2{font-size:clamp(1.8rem,4vw,2.8rem);line-height:1.15}h3{line-height:1.25}.lead{font-size:1.15rem;color:var(--muted);max-width:62ch}.checks{padding-left:1.2rem;color:var(--muted)}.converter,article,details,.prose{background:rgba(14,27,45,.88);border:1px solid var(--line);border-radius:1.25rem}.converter{padding:2rem;box-shadow:0 25px 70px rgba(0,0,0,.28)}.converter h2{font-size:1.55rem}.drop{display:flex;min-height:190px;align-items:center;justify-content:center;flex-direction:column;text-align:center;border:2px dashed #4a6079;border-radius:1rem;padding:1.5rem;cursor:pointer;color:var(--muted)}.drop.active,.drop:hover{border-color:var(--green);background:rgba(34,197,94,.06)}.drop input{margin-top:1.2rem;max-width:100%}.button{display:inline-block;border:0;border-radius:.8rem;padding:.9rem 1.3rem;background:linear-gradient(90deg,var(--blue),var(--green));color:#04111c;text-decoration:none;font-weight:850;cursor:pointer}.converter .button{width:100%;margin-top:1rem;font-size:1rem}.button:disabled{opacity:.65;cursor:wait}.button.secondary{margin-top:1rem}.button.light{background:#fff;color:#07111f}.privacy-note,.status,small{color:var(--muted);font-size:.86rem}.alert{width:min(var(--max),calc(100% - 2rem));margin:1rem auto 0;background:#451a1a;border:1px solid #ef4444;padding:1rem;border-radius:.7rem}.section{padding:4rem 0}.section>h2{text-align:center;margin-bottom:2rem}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.grid article{padding:1.5rem}.grid b{display:inline-grid;place-items:center;width:2.4rem;height:2.4rem;border-radius:50%;background:var(--green);color:#03140a}.grid p,.prose p{color:var(--muted)}.prose{padding:clamp(1.4rem,5vw,3rem)}.prose h2{text-align:left}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;margin-top:1.5rem}th,td{text-align:left;padding:.9rem;border-bottom:1px solid var(--line)}.faq{display:grid;gap:.8rem;max-width:850px;margin:auto}details{padding:1rem 1.2rem}summary{cursor:pointer;font-weight:750}details p{color:var(--muted)}.cta{text-align:center;padding:4.5rem 1rem;background:linear-gradient(90deg,#0369a1,#15803d)}footer{display:flex;justify-content:space-between;gap:1rem;align-items:center;padding:2rem max(1rem,calc((100% - var(--max))/2));background:#030a13;color:var(--muted)}@media(max-width:760px){.site-header nav{display:none}.hero{grid-template-columns:1fr;padding:3.5rem 0}.grid{grid-template-columns:1fr}footer{flex-direction:column;text-align:center}footer nav{flex-wrap:wrap;justify-content:center}}