/* 三种页面共用控件尺寸、选中态和展开布局。 */
.v2-purchase .v2-duration { position: static; min-width: 0; width: 100%; }
.v2-purchase .v2-duration__options { display: flex; gap: 8px; }
.v2-purchase .v2-duration__options button { flex: 1; min-width: 0; height: 42px; padding: 0 4px; border: 1px solid var(--color-border); border-radius: 6px; background: white; font: inherit; font-size: 13px; white-space: nowrap; cursor: pointer; }
.v2-purchase .v2-duration__options button.is-selected { border-color: var(--color-brand); color: #357b24; background: var(--color-brand-soft); }
.v2-purchase .v2-duration__custom { display: flex; flex-wrap: wrap; gap: 16px 24px; margin-top: 14px; padding: 16px; border: 1px solid var(--color-border); border-radius: 6px; background: #f8fafb; }
.v2-purchase .v2-duration__custom[hidden], .v2-renewal .renewal-legacy-duration[hidden] { display: none !important; }
.v2-purchase .v2-duration__custom label { display: flex; align-items: center; gap: 8px; color: var(--color-text-secondary); font-size: 13px; }
.v2-purchase .v2-duration__custom select { height: 36px; min-width: 68px; padding: 0 8px; border: 1px solid var(--color-border); border-radius: 6px; background: white; font: inherit; color: var(--color-text-primary); }
.v2-purchase .v2-payment-options { display: flex; flex-wrap: wrap; position: static; width: 100%; gap: 12px; }
.v2-purchase .v2-payment-options .v2-purchase-payment { display: flex; flex: 1 1 130px; min-width: 130px; width: auto; height: 50px; margin: 0; padding: 12px 18px; gap: 10px; border: 1px solid var(--color-border); border-radius: 10px; color: var(--color-text-primary); background: white; font: inherit; opacity: 1; cursor: pointer; }
.v2-purchase .v2-payment-options .v2-purchase-payment.is-selected { background: var(--color-brand-soft); border-color: var(--color-brand); }
.v2-purchase .v2-payment-options img { flex: 0 0 24px; }
.v2-purchase .v2-payment-options span { white-space: nowrap; }
.v2-purchase .v2-duration button:focus-visible, .v2-purchase .v2-payment-options button:focus-visible { outline: 2px solid #357b24; outline-offset: 3px; }
@media (min-width: 768px) {
    .v2-tunnel-purchase:not(.is-traffic) .v2-purchase-config { display: grid; grid-template-columns: 100px minmax(0,1fr); gap: 24px 18px; height: auto; padding: 396px 28px 40px 26px; }
    .v2-tunnel-purchase.is-minutes:not(.is-traffic) .v2-purchase-config { padding-top: 456px; }
    .v2-tunnel-purchase.has-custom-reqrate:not(.is-traffic) .v2-purchase-config { padding-top: 450px; }
    .v2-tunnel-purchase [data-section="duration"] { position: static; grid-column: 1 / -1; display: grid; grid-template-columns: 100px minmax(0,1fr); gap: 12px 18px; }
    .v2-tunnel-purchase [data-section="duration"] .v2-purchase-label { position: static; padding-top: 10px; }
    .v2-tunnel-purchase [data-section="duration"] .v2-purchase-expiry { position: static; grid-column: 2; margin: 0; }
    .v2-tunnel-purchase:not(.is-traffic) .v2-payment-options { position: static; width: 100%; }
    .v2-tunnel-purchase:not(.is-traffic) .v2-purchase-label--payment { position: static; padding-top: 10px; }
}
@media (max-width: 600px) { .v2-purchase .v2-duration__options { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); } }