:root{--g:#1f6f5c;--ink:#14201c;--mut:#5b6b66;--bg:#f4f6f5;--line:#dde4e1}
*{box-sizing:border-box}body{margin:0;font:16px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,sans-serif;color:var(--ink);background:#fff}
a{color:var(--g)}header,footer{max-width:1080px;margin:auto;padding:18px 22px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.logo{font-weight:700;letter-spacing:-.02em;text-decoration:none;color:var(--ink)}.logo b{color:var(--g)}nav a{margin-left:16px;color:var(--mut);text-decoration:none;font-size:14px}
main{max-width:1080px;margin:auto;padding:0 22px 60px}.hero{padding:42px 0 18px}h1{font-size:clamp(30px,5vw,48px);letter-spacing:-.03em;line-height:1.08;margin:0 0 10px}.sub{color:var(--mut);font-size:18px;max-width:620px}
.card{background:var(--bg);border-radius:20px;padding:24px;margin:22px 0}.grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}@media(max-width:760px){.grid{grid-template-columns:1fr}nav a{margin-left:10px}}
label{font-size:13px;font-weight:600;color:var(--mut);display:block;margin:14px 0 6px}select,input{width:100%;font:inherit;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:#fff}
.seg{display:flex;gap:8px;flex-wrap:wrap}.seg button{flex:1;min-width:80px;padding:11px;border:1px solid var(--line);background:#fff;border-radius:12px;font:inherit;cursor:pointer}.seg button[aria-pressed=true]{border-color:var(--g);box-shadow:0 0 0 2px var(--g) inset;font-weight:600}
.price{font-size:40px;font-weight:700;letter-spacing:-.02em}.per{color:var(--mut)}.btn{display:block;width:100%;text-align:center;padding:15px;border:0;border-radius:14px;background:var(--g);color:#fff;font:600 16px inherit;cursor:pointer;margin-top:14px}.btn[disabled]{background:#9db7ae;cursor:not-allowed}
.note{font-size:13px;color:var(--mut)}.chips{display:flex;flex-wrap:wrap;gap:8px}.chips a{padding:7px 12px;border:1px solid var(--line);border-radius:99px;text-decoration:none;color:var(--ink);font-size:14px}
footer{color:var(--mut);font-size:13px;border-top:1px solid var(--line)}img.p{width:100%;border-radius:16px;background:var(--bg)}
@media(max-width:760px){#rem{grid-template-columns:1fr!important}}