.pf-shell{--pf-ink:#20252a;--pf-muted:#68727c;--pf-line:#e3e7ea;--pf-panel:#f5f7f8;--pf-red:#e1262f;--pf-red-dark:#b71922;--pf-green:#237944;--pf-white:#fff;color:var(--pf-ink);background:#f3f5f6;padding:28px 0 64px}
.pf-shell *{box-sizing:border-box}
.pf-shell .pf-wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.pf-shell .pf-hero{background:linear-gradient(125deg,#252b31,#101316);color:#fff;border-radius:24px;padding:42px;position:relative;overflow:hidden;box-shadow:0 15px 40px rgba(25,35,45,.1)}
.pf-shell .pf-hero:after{content:"";position:absolute;width:280px;height:280px;border:58px solid rgba(255,255,255,.045);border-radius:50%;right:-70px;top:-90px;pointer-events:none}
.pf-shell .pf-kicker{display:inline-block;background:var(--pf-red);padding:7px 11px;border-radius:999px;font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;margin-bottom:15px}
.pf-shell .pf-hero h1{color:#fff;font-size:clamp(32px,5vw,54px);line-height:1.02;margin:0 0 13px;letter-spacing:-.02em}
.pf-shell .pf-hero>p{max-width:720px;color:#d9dee2;font-size:17px;line-height:1.55;margin:0;position:relative;z-index:1}
.pf-shell .pf-quick{display:flex;gap:8px;align-items:center;max-width:650px;margin-top:24px;position:relative;z-index:2}
.pf-shell .pf-quick span{font-size:13px;color:#d4d9dd;white-space:nowrap}
.pf-shell .pf-sku-input{min-width:0;flex:1;height:42px;border-radius:10px;border:1px solid #555f67;background:#fff;color:#222;padding:0 12px;font-size:14px}
.pf-shell .pf-sku-btn{height:42px;border:0;border-radius:10px;background:#fff;color:#222;font-weight:800;padding:0 16px;cursor:pointer}
.pf-shell .pf-sku-message{font-size:12px;color:#f1d7d8;margin-top:8px;min-height:15px;position:relative;z-index:2}
.pf-shell .pf-progress{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0 0}
.pf-shell .pf-progress-pill{padding:7px 11px;border-radius:999px;background:#e5e9eb;color:#68727c;font-size:12px;font-weight:800}
.pf-shell .pf-progress-pill.is-active{background:#252b31;color:#fff}
.pf-shell .pf-box{background:#fff;border:1px solid var(--pf-line);border-radius:22px;margin-top:18px;padding:26px;box-shadow:0 10px 30px rgba(25,35,45,.055)}
.pf-shell .pf-hidden{display:none}
.pf-shell .pf-stephead{display:flex;gap:12px;align-items:flex-start;margin-bottom:18px}
.pf-shell .pf-stepno{width:34px;height:34px;flex:0 0 34px;border-radius:50%;background:var(--pf-red);display:grid;place-items:center;color:#fff;font-weight:900}
.pf-shell .pf-stephead h2{font-size:22px;line-height:1.2;margin:2px 0 3px;color:var(--pf-ink)}
.pf-shell .pf-stephead p{margin:0;color:var(--pf-muted);font-size:14px;line-height:1.45}
.pf-shell .pf-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(158px,1fr));gap:12px}
.pf-shell .pf-choice{appearance:none;border:1.5px solid var(--pf-line);background:#fff;border-radius:16px;padding:17px;text-align:left;cursor:pointer;transition:.16s;min-height:112px;color:var(--pf-ink);font:inherit}
.pf-shell .pf-choice:hover{border-color:#aeb7bf;transform:translateY(-2px);box-shadow:0 7px 18px rgba(30,40,50,.06)}
.pf-shell .pf-choice.is-active{border-color:var(--pf-red);box-shadow:0 0 0 3px rgba(225,38,47,.09)}
.pf-shell .pf-choice strong{display:block;font-size:15px;margin-top:8px}
.pf-shell .pf-choice small{display:block;color:var(--pf-muted);font-size:12px;line-height:1.35;margin-top:4px}
.pf-shell .pf-icon{height:39px;display:flex;align-items:center;color:#353d43}
.pf-shell .pf-icon svg{width:48px;height:39px;stroke:currentColor;fill:none;stroke-width:3.6;stroke-linejoin:round;stroke-linecap:round}
.pf-shell .pf-sizes{display:flex;flex-wrap:wrap;gap:9px}
.pf-shell .pf-sizebtn{appearance:none;border:1px solid var(--pf-line);border-radius:10px;background:#fff;color:var(--pf-ink);padding:10px 13px;font-weight:750;cursor:pointer;font-size:14px}
.pf-shell .pf-sizebtn:hover,.pf-shell .pf-sizebtn.is-active{border-color:var(--pf-red);background:#fff5f5;color:var(--pf-red-dark)}
.pf-shell .pf-result{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(230px,.7fr);gap:24px;background:#fafbfb;border:1px solid var(--pf-line);border-radius:18px;padding:23px}
.pf-shell .pf-result h3{font-size:25px;line-height:1.2;margin:0 0 7px;color:var(--pf-ink)}
.pf-shell .pf-result-desc{color:var(--pf-muted);font-size:14px;margin:0 0 9px}
.pf-shell .pf-sku{display:inline-block;background:#e9edef;border-radius:6px;padding:5px 8px;font:700 12px/1.2 monospace;margin:2px 0 12px}
.pf-shell .pf-facts{display:flex;gap:18px;flex-wrap:wrap;color:var(--pf-muted);font-size:13px}
.pf-shell .pf-price{font-size:31px;font-weight:900;letter-spacing:-.02em}
.pf-shell .pf-stock{color:var(--pf-green);font-weight:800;margin:4px 0 14px;font-size:14px}
.pf-shell .pf-stock.is-out{color:#a33333}
.pf-shell .pf-cta{display:flex;justify-content:center;align-items:center;background:var(--pf-red);color:#fff!important;text-decoration:none!important;border-radius:11px;padding:13px 18px;font-weight:800;width:100%;transition:.15s}
.pf-shell .pf-cta:hover{background:var(--pf-red-dark)}
.pf-shell .pf-backrow{display:flex;justify-content:space-between;gap:12px;margin-top:16px}
.pf-shell .pf-textbtn{appearance:none;border:0;background:none;text-decoration:underline;color:var(--pf-muted);cursor:pointer;padding:7px 0;font:inherit;font-size:13px}
.pf-shell .pf-help{background:#fff8df;border:1px solid #eadc9d;border-radius:14px;padding:14px 16px;color:#675b29;font-size:13px;line-height:1.5;margin-top:18px}
@media(max-width:700px){
 .pf-shell{padding-top:16px}
 .pf-shell .pf-wrap{padding:0 12px}
 .pf-shell .pf-hero{padding:28px 22px;border-radius:18px}
 .pf-shell .pf-box{padding:19px;border-radius:18px}
 .pf-shell .pf-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .pf-shell .pf-result{grid-template-columns:1fr}
 .pf-shell .pf-quick{align-items:stretch;flex-wrap:wrap}
 .pf-shell .pf-quick span{width:100%}
 .pf-shell .pf-sku-input{flex-basis:160px}
}
@media(max-width:420px){.pf-shell .pf-grid{grid-template-columns:1fr 1fr}.pf-shell .pf-choice{padding:14px;min-height:106px}}