.price-tiers{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:22px}
.price-tiers button{position:relative;display:flex;flex-direction:column;align-items:start;gap:2px;padding:12px 10px;border:1px solid #8b9cab4d;border-radius:10px;background:transparent;color:#dbe5ed;font:inherit;text-align:left;cursor:pointer;transition:border-color .2s,background .2s,transform .2s}
.price-tiers button:hover{transform:translateY(-2px);border-color:var(--lime)}
.price-tiers button small{font-size:11px;color:#b7c7d5}
.price-tiers button b{font-family:var(--serif);font-size:24px;color:var(--paper);line-height:1.2}
.price-tiers button span{font-size:10px;color:#b7c7d5}
.price-tiers button.is-past{opacity:.45}.price-tiers button.is-past b{text-decoration:line-through}
.price-tiers button.is-now{border-color:var(--lime)}.price-tiers button.is-now b{color:var(--lime)}
.price-tiers button.is-now:after{content:"Đang áp dụng";position:absolute;top:-9px;right:8px;font-size:9px;padding:1px 6px;border-radius:99px;background:var(--lime);color:var(--ink)}
.price-tiers button[aria-pressed=true]{background:#ffffff14;border-color:var(--paper)}
.price-tier-note{font-size:13px;color:#dbe5ed;margin-top:12px;min-height:3.6em;line-height:1.7}
@media(max-width:480px){.price-tiers{grid-template-columns:repeat(2,1fr)}}
.pay-qr{margin:12px 0 4px;max-width:200px}.pay-qr img{width:100%;height:auto;border-radius:10px;border:1px solid var(--line);background:#fff}.pay-qr figcaption{font-size:12px;color:var(--muted);margin-top:6px}
.msg-template{margin-top:26px;border:1px solid var(--line);border-radius:12px;background:var(--paper);overflow:hidden}
.msg-head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--line);font-size:13px;font-weight:500;color:var(--ink)}
.msg-copy{font:inherit;font-size:12px;padding:6px 12px;border-radius:99px;border:1px solid var(--ink);background:transparent;color:var(--ink);cursor:pointer}
.msg-copy:hover{background:var(--ink);color:var(--paper)}
.msg-body{padding:14px 16px;font-size:14px;line-height:1.8;color:var(--ink)}
.msg-body ul{list-style:none;padding:0;margin:6px 0 0}.msg-body li{border-bottom:1px dashed var(--line);padding:3px 0}
.registration-card .registration-actions{margin-top:20px}