:root { --card:#fff; --muted:#6b7280; --border:#e5e7eb; --brand:#111827; --accent:#0073aa; }
*{box-sizing:border-box}
.ccss-container{max-width:1100px;margin:20px auto;padding:0 16px;font-family:Inter,system-ui,Arial;background:linear-gradient(135deg,#e0e7ff 0%,#e9d5ff 50%,#cffafe 100%) no-repeat;background-size:100% 260px}
.ccss-header{display:flex;justify-content:space-between;align-items:center;padding:18px 6px}
.ccss-header .logo{font-weight:700;font-size:20px}
.ccss-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:20px;margin:8px 0 40px}
.ccss-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:24px}
.ccss-card h2{font-size:16px;margin:18px 0 10px}
.ccss-card label{display:block;font-size:12px;color:#374151;margin-bottom:10px}
.ccss-card input{width:100%;padding:12px 10px;border:1px solid var(--border);border-radius:10px;margin-top:6px}
.ccss-card .row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.ccss-btn{width:100%;padding:14px 16px;border-radius:10px;border:0;background:#111827;color:#fff;font-weight:600;margin-top:14px;cursor:pointer}
.ccss-btn:hover{opacity:.95}
.ccss-shipping .opt{display:flex;align-items:center;justify-content:space-between;border:1px solid var(--border);border-radius:12px;padding:10px 12px;margin-bottom:8px;cursor:pointer}
.ccss-shipping input[type=radio]{margin-right:10px}
.ccss-summary h2{margin-top:0}
.ccss-item{display:flex;align-items:center;margin:10px 0}
.ccss-thumb{width:44px;height:44px;border-radius:8px;background:#f3f4f6;margin-right:10px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.ccss-item .meta{flex:1}
.ccss-item .price{font-weight:600}
.ccss-coupon{display:flex;gap:8px;margin:14px 0}
.ccss-coupon input{flex:1}
.ccss-coupon button{padding:12px;border-radius:10px;border:1px solid var(--border);background:#f9fafb;cursor:pointer}
.ccss-totals .row{display:flex;justify-content:space-between;margin:8px 0}
.ccss-totals .total{font-size:18px}
.ccss-error{color:#b91c1c;margin-top:10px}
@media (max-width:900px){ .ccss-grid{grid-template-columns:1fr} }