.checkout-page [hidden] { display: none !important; }
.checkout-plan-picker { margin-top: 1.5rem; display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: .65rem; }
.checkout-plan-picker button,.checkout-plan-picker a { min-width: 0; min-height: 118px; padding: 1rem; display: flex; flex-direction: column; align-items: flex-start; gap: .35rem; border: 1px solid var(--line); border-radius: .7rem; color: var(--white); background: var(--panel); text-align: left; text-decoration: none; cursor: pointer; transition: border-color .2s, background .2s, transform .2s; }
.checkout-plan-picker button:hover,.checkout-plan-picker a:hover { transform: translateY(-2px); border-color: var(--purple); }
.checkout-plan-picker button[aria-pressed="true"] { border-color: var(--purple); background: rgba(139,92,246,.1); box-shadow: inset 0 0 0 1px rgba(139,92,246,.25); }
.checkout-plan-picker strong { font: 600 .95rem var(--display); }
.checkout-plan-picker span { color: var(--muted); font-size: .68rem; }
.checkout-plan-picker b { margin-top: auto; color: var(--purple-light); font: 600 .72rem var(--mono); }
.checkout-plan-picker a b { color: var(--orange); }
.checkout-plan-picker button:focus-visible,.checkout-plan-picker a:focus-visible { outline: 2px solid var(--purple-light); outline-offset: 2px; }
.checkout-plan-note { margin: .75rem 0 0; color: var(--muted); font-size: .72rem; line-height: 1.5; }
.checkout-customer-panel { margin-top: 1rem; padding: 1.5rem; border: 1px solid var(--line); border-radius: .8rem; background: var(--panel); }
.checkout-customer-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 1rem; }
.checkout-customer-grid label { min-width: 0; display: flex; flex-direction: column; color: var(--white); font-size: .76rem; font-weight: 600; }
.checkout-customer-grid label.full { grid-column: 1 / -1; }
.checkout-customer-grid label span { margin: .18rem 0 .5rem; color: var(--muted); font-size: .65rem; font-weight: 400; }
.checkout-customer-grid input,.checkout-customer-grid textarea { width: 100%; min-height: 44px; padding: .65rem .75rem; border: 1px solid var(--line-strong); border-radius: .5rem; color: var(--white); background: var(--panel-2); font: .76rem/1.45 var(--body); }
.checkout-customer-grid textarea { resize: vertical; }
.checkout-customer-grid input:focus,.checkout-customer-grid textarea:focus { outline: 2px solid var(--purple); outline-offset: 1px; }
.checkout-payment { min-height: 190px; padding: .8rem; border: 1px solid var(--line-strong); border-radius: .6rem; color: var(--white); background: var(--black-soft); }
.checkout-payment > p { margin: 1rem; color: var(--muted); font-size: .76rem; }
:root[data-theme="dark"] .checkout-payment { border-color: rgba(188,165,255,.4); box-shadow: 0 0 0 5px rgba(139,92,246,.08),0 18px 45px rgba(0,0,0,.18); }
.checkout-payment-error { margin: .8rem 0; padding: .75rem .85rem; border: 1px solid rgba(249,115,22,.3); border-radius: .5rem; color: #ffbd91; background: rgba(249,115,22,.08); font-size: .74rem; line-height: 1.5; }
.checkout-payment-retry { margin-top: .7rem; padding: .5rem 0; border: 0; color: var(--purple-light); background: transparent; font: 600 .75rem var(--body); text-decoration: underline; cursor: pointer; }
.checkout-submit:not(:disabled) { cursor: pointer; opacity: 1; }
.checkout-submit:disabled { cursor: wait; }
.promo-control button:disabled { opacity: .55; cursor: wait; }
:root[data-theme="light"] .checkout-payment-error { color: #a13f0c; }
@media (max-width: 650px) {
  .checkout-plan-picker { grid-template-columns: 1fr; }
  .checkout-plan-picker button,.checkout-plan-picker a { min-height: 78px; }
  .checkout-customer-grid { grid-template-columns: 1fr; }
}