:root{--xanh:#1f6fd1;--dam:#12305c;--vang:#ffd84a;--nen:#eaf5fd;--vien:#cfe3f4;--do:#c93620}
*{box-sizing:border-box}
body{margin:0;background:var(--nen);color:var(--dam);font:16px/1.5 -apple-system,"Segoe UI",Roboto,Arial,sans-serif}
.dau{background:var(--xanh);padding:14px 16px;text-align:center}
.dau a{color:var(--vang);font-weight:800;font-size:22px;letter-spacing:1px;text-decoration:none}
.khung{max-width:640px;margin:0 auto;padding:16px}
h1{font-size:26px;margin:12px 0}
h2{font-size:18px;margin:24px 0 10px}
.loi{background:#fdecea;border:1px solid var(--do);color:var(--do);border-radius:8px;padding:10px 12px}
.the-ve{display:flex;gap:12px;align-items:center;justify-content:space-between;background:#fff;border:1px solid var(--vien);border-radius:10px;padding:12px 14px;margin-bottom:10px}
.ten{font-weight:700}
.mo-ta{font-size:14px;opacity:.8}
.gia{font-weight:700;color:var(--xanh)}
.het{color:var(--do);font-weight:700;white-space:nowrap}
.so-luong{display:flex;align-items:center;gap:4px;flex:none}
.so-luong button{width:36px;height:36px;border:1px solid var(--vien);border-radius:8px;background:#fff;font-size:20px;color:var(--dam);cursor:pointer}
.so-luong input{width:46px;height:36px;text-align:center;border:1px solid var(--vien);border-radius:8px;font-size:16px;-moz-appearance:textfield}
.so-luong input::-webkit-inner-spin-button{-webkit-appearance:none}
label{display:block;margin-bottom:12px;font-weight:600}
label input,label textarea{display:block;width:100%;margin-top:4px;padding:10px 12px;border:1px solid var(--vien);border-radius:8px;font:inherit;background:#fff}
.bay{position:absolute;left:-9999px}
.tong{display:flex;justify-content:space-between;font-size:20px;margin:18px 0 12px}
.nut{display:block;width:100%;padding:14px;border:0;border-radius:10px;background:var(--xanh);color:#fff;font:700 16px/1.3 inherit;font-family:inherit;text-align:center;text-decoration:none;cursor:pointer}
.nut:hover{background:#185bb0}
.trang-thai{display:inline-block;padding:4px 12px;border-radius:999px;font-weight:700;background:var(--vang)}
.trang-thai.confirmed{background:#bfeccb}
.trang-thai.cancelled{background:#f6c9c1}
.ck{background:#fff;border:1px solid var(--vien);border-radius:10px;padding:12px 14px;margin:0 0 12px}
.ck dt{font-size:14px;opacity:.75;margin-top:8px}
.ck dt:first-child{margin-top:0}
.ck dd{margin:0;font-weight:600;overflow-wrap:anywhere}
.ck .ma{font-size:22px;color:var(--xanh)}
.chep{margin-left:6px;padding:2px 8px;border:1px solid var(--vien);border-radius:6px;background:#fff;color:var(--dam);font-size:13px;cursor:pointer}
.ds{width:100%;border-collapse:collapse;background:#fff;border-radius:10px}
.ds td{padding:8px 12px;border-bottom:1px solid var(--vien)}
.ds td:last-child{text-align:right;white-space:nowrap}
.cong-don{font-weight:700}
.cuoi{text-align:center;font-size:14px;opacity:.75;padding:20px 16px}