:root{font-family:Arial,Helvetica,sans-serif;color:#14253e;background:#f3f5f8;line-height:1.5}*{box-sizing:border-box}body{margin:0}header{height:88px;background:#fff;border-bottom:1px solid #e4e8ef;display:flex;align-items:center;justify-content:space-between;padding:0 max(5%,calc((100vw - 1120px)/2));gap:20px}header>span{font-size:13px;color:#657184}.brand{font-size:44px;letter-spacing:-4px;font-weight:900;text-decoration:none;color:#14253e}.brand span{color:#ff7b25;font-size:17px;padding-left:5px}main{max-width:1120px;margin:auto;padding:48px 24px}.tag{font-size:11px;letter-spacing:1.7px;font-weight:700;color:#b74c09}h1{font-size:46px;line-height:1.12;letter-spacing:-1.6px;margin:18px 0}em{font-style:normal;color:#ed6b1b}.intro>p{color:#657184}.layout{display:grid;grid-template-columns:1.5fr 1fr;gap:42px;margin-top:36px}.card{padding:30px;border:1px solid #e3e8ef;border-radius:24px;background:#fff;box-shadow:0 15px 40px #13253e08}#progress{font-size:12px;font-weight:bold;color:#69788d}progress{width:100%;height:5px;accent-color:#f47b2b;margin:12px 0 20px}h2{line-height:1.25;font-size:25px}label{display:block;font-weight:600;margin:18px 0 6px}select,input[type=number]{width:100%;border:1px solid #c9d2df;border-radius:10px;padding:14px;font:inherit;background:#fff;color:inherit}fieldset{border:1px solid #e1e6ee;border-radius:12px;margin:18px 0;padding:14px}legend{font-weight:bold}fieldset label,.option{font-weight:400;border-radius:9px;padding:10px;background:#f5f7fa;margin:6px 0}.option{display:block;cursor:pointer}input[type=radio],input[type=checkbox]{accent-color:#ec731e;margin-right:8px;min-width:18px;min-height:18px;vertical-align:middle}.pair{display:flex;gap:10px}.pair label{flex:1}nav{display:flex;gap:12px;margin-top:24px}button,.cta{border:0;border-radius:11px;padding:15px 22px;background:#ff7b25;color:#14253e;font:inherit;font-weight:bold;cursor:pointer;text-decoration:none;display:inline-block;text-align:center}button:disabled{opacity:.5;cursor:wait}.secondary{background:#edf1f6}.notice{border-left:3px solid #ff7b25;background:#fff3e9;padding:16px;margin:24px 0;font-size:14px}aside{padding:22px 0}aside p,small{color:#637187}small{display:block;font-size:12px}#error{color:#b32929;font-size:14px}.price{font-size:40px;font-weight:800;letter-spacing:-1px;margin:14px 0}.line{display:flex;justify-content:space-between;gap:20px;padding:9px 0;border-bottom:1px solid #edf0f5;font-size:14px}footer{text-align:center;padding:24px;color:#718096;font-size:12px}:focus-visible{outline:3px solid #f59650;outline-offset:3px}@media(max-width:700px){header{height:72px;padding:0 24px}header>span{font-size:10px}main{padding:28px 18px}.layout{display:block;margin-top:24px}h1{font-size:35px}.card{padding:22px;border-radius:18px}aside{padding:28px 6px}.intro>p{font-size:14px}.price{font-size:34px}button{padding:14px 18px}}
[hidden]{display:none!important}input:not([type=checkbox]):not([type=radio]),textarea{width:100%;border:1px solid #c9d2df;border-radius:10px;padding:13px;font:inherit;color:inherit;background:#fff}textarea{font-size:13px;line-height:1.55;resize:vertical}.login{max-width:470px;margin:24px auto}.login h1{font-size:36px}#challenge{margin:20px 0}#loginerror{color:#af2525}.heading{display:flex;justify-content:space-between;align-items:center;gap:20px}.heading h1{font-size:34px;margin:10px 0}.heading p{color:#66758b;margin:0}.layout{grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);align-items:start;gap:24px}.result{position:sticky;top:20px;padding:28px}.result h2{margin-top:28px;font-size:19px}.result .price{font-size:38px;color:#ee741f}.selectors{display:grid;grid-template-columns:1.6fr 1fr;gap:14px}.actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}.actions button,.actions a{font-size:13px;padding:13px 8px}.option:has(input:checked){background:#fff0e5;box-shadow:inset 0 0 0 1px #efb58e}.option{padding:12px;display:flex;align-items:center;gap:6px}#status{font-size:13px;color:#657184}#difference{font-size:20px;font-weight:700;color:#dd651a;margin-top:18px}a[aria-disabled=true]{opacity:.45;cursor:default}#logout{font-size:12px;padding:9px 16px}@media(max-width:760px){.layout{display:flex;flex-direction:column}.layout>section,.result{width:100%}.result{position:static}.heading{align-items:start}.heading>button{font-size:11px;padding:10px}.selectors{grid-template-columns:1fr}header>span{font-size:9px}.result .price{font-size:34px}main{padding-top:22px}}