/* KWAY Pay — ร้านค้า / หน้าสินค้า / หน้าขอบคุณ */
.st-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; max-width: 1180px; margin: 10px auto 50px; padding: 0 14px; }
.st-card { display: flex; flex-direction: column; overflow: hidden; color: var(--text); text-decoration: none; padding: 0; transition: transform .2s, box-shadow .2s; }
.st-card:hover { transform: translateY(-3px); box-shadow: var(--shadow), 0 0 26px rgba(var(--neon-rgb), .18); }
.st-cov { aspect-ratio: 16 / 10; background: radial-gradient(circle at 30% 20%, rgba(var(--neon-rgb), .25), transparent 60%), linear-gradient(160deg, rgba(var(--n-30-52-104), .9), rgba(var(--n-10-22-52), .9)); display: grid; place-items: center; font-size: 46px; }
.st-cov img { width: 100%; height: 100%; object-fit: cover; }
.st-ci { padding: 14px 16px 16px; display: grid; gap: 4px; }
.st-ci b { font-size: 17px; line-height: 1.35; }
.st-kind { font: 600 11.5px var(--font-mono); letter-spacing: .06em; color: var(--neon); }
.st-price { font: 700 20px var(--font-display); margin-top: 6px; } .st-price s { color: var(--text-3); font-size: 14px; margin-right: 6px; font-weight: 400; }
.st-wrap { max-width: 1120px; margin: 22px auto 60px; padding: 0 14px; display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(300px, 1fr); gap: 24px; align-items: start; }
.st-hero { width: 100%; border-radius: 18px; aspect-ratio: 16 / 10; object-fit: cover; box-shadow: var(--shadow); }
.st-hero.ph { display: grid; place-items: center; font-size: 80px; background: radial-gradient(circle at 30% 20%, rgba(var(--neon-rgb), .25), transparent 60%), linear-gradient(160deg, rgba(var(--n-30-52-104), .9), rgba(var(--n-10-22-52), .9)); }
.st-desc { padding: 18px 2px; } .st-desc h1 { font-size: clamp(26px, 3.6vw, 38px); margin: 6px 0 8px; } .st-desc .lead { color: var(--text-2); margin: 0 0 12px; }
.st-bul { padding-left: 0; list-style: none; display: grid; gap: 6px; } .st-bul li::before { content: '✓ '; color: var(--green); font-weight: 700; }
.st-body { white-space: pre-wrap; color: var(--text-2); margin-top: 12px; line-height: 1.75; }
.st-buy { position: sticky; top: 84px; padding: 20px; display: grid; gap: 4px; }
.st-pr { margin-bottom: 8px; } .st-pr b { font: 700 36px var(--font-display); color: var(--neon); } .st-pr s { color: var(--text-3); margin-right: 8px; }
.st-amts { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.st-amts label { cursor: pointer; } .st-amts input[type=radio] { position: absolute; opacity: 0; }
.st-amts span { display: inline-block; padding: 9px 16px; border-radius: 12px; border: 1px solid var(--line-2); font-weight: 700; }
.st-amts input:checked + span { border-color: var(--neon); background: var(--neon-soft); color: var(--neon); box-shadow: 0 0 14px rgba(var(--neon-rgb), .25); }
.st-amts .input { flex: 1 1 140px; }
.st-pay { display: grid; gap: 8px; margin: 8px 0 6px; } .st-pay .btn { width: 100%; justify-content: center; padding: 13px; }
.st-note { padding: 8px 12px; border-radius: 10px; background: rgba(255, 181, 71, .14); border: 1px solid rgba(255, 181, 71, .4); font-size: 14px; }
.st-thanks { max-width: 640px; margin: 40px auto 60px; padding: 0 16px; text-align: center; }
.st-thanks h1 { font-size: clamp(26px, 4vw, 36px); margin: 8px 0; }
.st-ok { width: 74px; height: 74px; border-radius: 50%; margin: 0 auto; display: grid; place-items: center; font-size: 38px; background: rgba(92, 242, 184, .16); color: var(--green); box-shadow: 0 0 30px rgba(92, 242, 184, .3); }
.st-ok.wait { background: rgba(255, 181, 71, .16); color: #FFB547; box-shadow: none; }
.st-deliv { text-align: left; padding: 18px; margin-top: 18px; } .st-deliv a { color: var(--neon); }
.st-qr { width: 240px; margin: 16px auto 6px; background: #fff; border-radius: 18px; padding: 12px; } .st-qr svg { width: 100%; height: auto; display: block; }
.st-steps { text-align: left; max-width: 420px; margin: 16px auto; display: grid; gap: 6px; color: var(--text-2); }
.st-foot { text-align: center; color: var(--text-3); font-size: 12.5px; padding: 26px 14px 34px; display: grid; gap: 4px; } .st-foot a { color: var(--text-2); }
@media (max-width: 820px) { .st-wrap { grid-template-columns: 1fr; } .st-buy { position: static; } }