:root{--bg:#f4f7fb;--fg:#10243a;--accent:#b45309;--bad:#d6322e;--good:#1f9d55;--card:#fff}
*{box-sizing:border-box}body{margin:0;font:17px/1.55 system-ui,-apple-system,Segoe UI,sans-serif;color:var(--fg);background:var(--bg)}
header,main,footer{max-width:62rem;margin:0 auto;padding:1rem}
header{display:flex;justify-content:space-between;align-items:center;gap:1rem}
.brand{font-weight:800;font-size:1.25rem;color:var(--fg);text-decoration:none;display:flex;align-items:center;gap:.5rem}
.brand img{width:28px;height:28px}
.btn{display:inline-block;min-height:44px;padding:.7rem 1.2rem;background:var(--accent);color:#fff;border-radius:8px;text-decoration:none;border:0;font:inherit;font-weight:700;cursor:pointer}
.tag{display:inline-block;margin-left:.6rem;padding:.15rem .6rem;border:1px solid var(--accent);border-radius:99px;font-size:.8rem;color:var(--accent)}
h1{font-size:clamp(2rem,6vw,3.4rem);line-height:1.1;margin:1.5rem 0 .5rem}
.sub{font-size:1.2rem;margin:0 0 1.2rem}
.hero{background:var(--card);border-radius:16px;padding:1.2rem;margin:1.5rem 0;box-shadow:0 2px 14px #10243a18}
.hero h2{font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;margin:0 0 .6rem;color:#4a5d73}
@keyframes blk{0%,35%{opacity:1}55%,100%{opacity:.55}}
.legend{display:flex;gap:1.2rem;flex-wrap:wrap;font-size:.9rem;margin:.8rem 0}
.dot{display:inline-block;width:.8rem;height:.8rem;border-radius:3px;margin-right:.35rem}
.note{font-size:.8rem;color:#4a5d73;margin:.6rem 0 0}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;padding:0;list-style:none;margin:2rem 0}
.steps li{background:var(--card);border-radius:12px;padding:1rem;font-weight:600}
.steps li span{display:block;color:var(--accent);font-size:1.6rem;font-weight:800}
details{background:var(--card);border-radius:10px;padding:.8rem 1rem;margin:.5rem 0}summary{cursor:pointer;font-weight:700}
form p{margin:.7rem 0}label{display:block;font-weight:600}input,textarea{width:100%;font:inherit;padding:.6rem;border:1px solid #9bb5ac;border-radius:8px}
input[type=checkbox]{width:auto}.hp{position:absolute;left:-9999px}
.flow{display:grid;grid-template-columns:1fr auto 1fr;gap:1rem;align-items:center}
.flow svg{width:100%;height:auto;display:block}.arrow{font-size:2.4rem;color:var(--accent);font-weight:800}
.pin{animation:pulse 2.4s ease-in-out infinite;transform-origin:center}@keyframes pulse{50%{opacity:.45}}
@media(max-width:640px){.flow{grid-template-columns:1fr}.arrow{transform:rotate(90deg);text-align:center}}
@media(prefers-reduced-motion:reduce){.pin{animation:none}}