/* VIGO — Giỏ hàng & Thanh toán (checkout SaaS cao cấp, nền sáng). */

.co{background:radial-gradient(900px 460px at 50% -8%,rgba(239,159,39,.10),transparent 60%),var(--sand);min-height:calc(100vh - 82px)}
.co-wrap{max-width:980px;margin:0 auto;padding:34px 18px 64px}
.co-head{text-align:center;margin-bottom:26px}
.co-head h1{font-size:clamp(1.4rem,3vw,1.7rem);letter-spacing:-.03em}
.co-head .sub{color:var(--tx-2);margin-top:8px}
.co-steps{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:16px;flex-wrap:wrap}
.co-step{display:flex;align-items:center;gap:8px;font-size:.86rem;font-weight:700;color:var(--tx-3)}
.co-step .n{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:#fff;border:2px solid var(--line);font-size:.8rem}
.co-step.on{color:var(--ink)}.co-step.on .n{background:var(--grad-amber);border-color:transparent;color:#3A2402}
.co-step .bar{width:32px;height:2px;background:var(--line);border-radius:2px}

/* Card 2 cột */
.co-card{background:var(--paper);border:1px solid var(--line);border-radius:22px;box-shadow:0 2px 4px rgba(15,42,71,.04),0 40px 80px -50px rgba(15,42,71,.5);overflow:hidden;display:grid;grid-template-columns:1fr .92fr}
.co-sum{padding:30px;border-right:1px solid var(--line-soft)}
.co-sum .lbl{font-size:.72rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--amber-deep);margin-bottom:16px}
.crow{display:flex;gap:14px;align-items:center;margin-bottom:16px}
.cth{width:58px;height:58px;border-radius:12px;flex:none;display:grid;place-items:center;color:#fff;font-weight:800;font-size:.66rem;position:relative;text-align:center;line-height:1.1}
.cth .star{position:absolute;top:-7px;right:-7px;background:var(--grad-amber);color:#3A2402;font-size:.58rem;font-weight:800;padding:3px 6px;border-radius:20px}
.crow .ci{flex:1;min-width:0}
.crow b{display:block;font-size:.98rem;line-height:1.3}.crow small{color:var(--tx-2);font-size:.8rem}
.co-line{height:1px;background:var(--line-soft);margin:16px 0}
.dr{display:flex;justify-content:space-between;gap:10px;margin-bottom:10px;font-size:.9rem}
.dr span{color:var(--tx-2)}.dr b{color:var(--tx);font-weight:700}
.dr code{background:var(--sand);border:1px solid var(--line);padding:2px 8px;border-radius:6px;font-weight:700;color:var(--ink);user-select:all}
.co-total{display:flex;justify-content:space-between;align-items:baseline;margin-top:14px;padding-top:14px;border-top:2px dashed var(--line)}
.co-total span{font-weight:700}.co-total b{font-size:1.55rem;font-weight:800;color:var(--ink);letter-spacing:-.02em}
.trust{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.trust span{font-size:.74rem;font-weight:700;background:var(--teal-soft);color:var(--teal-deep);padding:5px 10px;border-radius:20px}

/* Panel QR */
.paybox{padding:30px;display:flex;flex-direction:column;align-items:center;text-align:center;background:linear-gradient(180deg,#FBFAF7,#fff)}
.paybox h3{font-size:1.02rem;margin-bottom:16px}
.qrframe{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:0 20px 40px -28px rgba(15,42,71,.4)}
.qrframe img{width:100%;max-width:230px;height:auto;display:block;margin:0 auto;border-radius:8px}
.qr-ph{width:230px;max-width:100%;aspect-ratio:1;border:2px dashed var(--line);border-radius:12px;display:grid;place-items:center;color:var(--tx-3);font-weight:600;text-align:center;padding:18px;font-size:.85rem}
.banks{color:var(--tx-3);font-size:.76rem;font-weight:700;margin-top:12px}
.dl{margin-top:14px;display:inline-flex;align-items:center;gap:7px;border:1.5px solid var(--line);border-radius:10px;padding:9px 16px;font-weight:700;font-size:.85rem;color:var(--ink);background:#fff;text-decoration:none}
.dl:hover{border-color:var(--ink);background:var(--sand)}
.co-status{margin-top:20px;display:inline-flex;align-items:center;gap:10px;background:#FFF6E6;border:1px solid #F3D08A;color:var(--amber-deep);border-radius:30px;padding:10px 18px;font-weight:700;font-size:.9rem}
.co-status.ok{background:var(--teal-soft);border-color:#9AD9C2;color:var(--teal-deep)}
.pulse{width:10px;height:10px;border-radius:50%;background:var(--amber);position:relative;flex:none}
.pulse::after{content:"";position:absolute;inset:-5px;border-radius:50%;border:2px solid var(--amber);opacity:.5;animation:pl 1.4s ease-out infinite}
@keyframes pl{to{transform:scale(2.2);opacity:0}}
.statnote{color:var(--tx-3);font-size:.8rem;margin-top:12px;max-width:280px}
.co-foot{text-align:center;margin-top:22px;color:var(--tx-2);font-size:.84rem}
.co-foot b{color:var(--ink)}

/* Giỏ hàng */
.cart-card{background:var(--paper);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 30px 60px -46px rgba(15,42,71,.5)}
.cart-item{display:flex;gap:16px;align-items:center;padding:18px 22px;border-bottom:1px solid var(--line-soft)}
.cart-item:last-child{border-bottom:none}
.cart-item .ci{flex:1;min-width:0}
.cart-item b{display:block;font-size:1rem;line-height:1.35}
.cart-item small{color:var(--tx-2);font-size:.82rem}
.cart-amt{font-weight:800;color:var(--ink);white-space:nowrap}
.cart-rm{border:none;background:none;color:var(--tx-3);cursor:pointer;font-size:1.3rem;line-height:1;padding:6px;border-radius:8px}
.cart-rm:hover{background:#FDEBEB;color:#B4322B}
.cart-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px;background:var(--sand);flex-wrap:wrap}
.cart-bar .tt{font-size:.95rem;color:var(--tx-2)}.cart-bar .tt b{color:var(--ink);font-size:1.35rem;font-weight:800;margin-left:8px}
.cart-empty{text-align:center;padding:56px 24px}

@media(max-width:760px){
	.co-card{grid-template-columns:1fr}
	.co-sum{border-right:none;border-bottom:1px solid var(--line-soft)}
	.co-steps .bar{width:20px}
	.cart-bar{flex-direction:column;align-items:stretch}
	.cart-bar .btn{width:100%;justify-content:center}
}