/* Teach64 billing surfaces: the readable paper end of the site, with Whop kept inside
   a quiet, clearly bounded checkout panel. */
.billing-page { background: var(--paper); }
.billing-hero { padding-top: clamp(54px, 8vw, 118px); padding-bottom: clamp(44px, 7vw, 92px); }
.billing-hero h1 { max-width: 16ch; }
.billing-hero .lead { margin-top: 22px; max-width: 48ch; }
.billing-proof { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 34px; margin-top: 38px; padding-top: 16px; border-top: 1px solid var(--line-2); }
.billing-proof .mono, .billing-security { font-size: .66rem; letter-spacing: .1em; color: var(--fg-dim); }
.billing-text-link { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .18em; text-decoration-color: var(--line-2); }
.billing-section-head { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 34px; }
.billing-section-head h2 { margin-bottom: 0; }
.billing-note { max-width: 30ch; color: var(--fg-dim); text-align: right; }
.billing-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; align-items: stretch; }
.billing-card { display: flex; flex-direction: column; gap: 14px; padding: clamp(18px, 2.2vw, 30px); border: 1px solid var(--line); border-radius: 7px; background: var(--plate); min-height: 100%; }
.billing-card.is-recommended { border-color: var(--hue); box-shadow: 0 12px 32px rgb(20 20 28 / .08); transform: translateY(-8px); }
.billing-card.is-invert { background: var(--fg); color: var(--fg-inv); --billing-dim: rgb(242 236 224 / .76); }
.billing-card.is-invert .billing-fit, .billing-card.is-invert .billing-annual { color: var(--billing-dim); }
.billing-card.is-invert .billing-items { border-color: rgb(242 236 224 / .22); }
.billing-card.is-invert .billing-cta { background: var(--fg-inv); color: var(--fg); }
.billing-card-top { display: flex; justify-content: space-between; align-items: start; gap: 10px; min-height: 46px; }
.billing-name { font-family: var(--display); font-size: 1.4rem; line-height: 1.1; }
.billing-chip, .billing-mark { color: var(--hue); font-size: .58rem; letter-spacing: .1em; }
.billing-mark { white-space: nowrap; }
.billing-fit { color: var(--fg-dim); font-size: .62rem; line-height: 1.5; min-height: 2.9em; }
.billing-price { display: flex; align-items: baseline; gap: 5px; border-top: 1px solid var(--line); padding-top: 14px; }
.billing-price strong { font-family: var(--mono); font-weight: 500; font-size: clamp(1.7rem, 3vw, 2.7rem); letter-spacing: -.05em; }
.billing-price span, .billing-annual { color: var(--fg-dim); font-size: .75rem; }
.billing-annual { min-height: 2.5em; line-height: 1.4; }
.billing-annual strong { color: inherit; font-weight: 500; }
.billing-items { list-style: none; padding: 14px 0 0; margin: auto 0 0; border-top: 1px solid var(--line); display: grid; gap: 8px; color: var(--fg-dim); font-size: .84rem; line-height: 1.4; }
.billing-items li { position: relative; padding-left: 18px; }
.billing-items li::before { content: '✓'; position: absolute; left: 0; color: var(--hue); }
.billing-aside { color: var(--fg-dim); font-size: .78rem; }
.billing-cta { width: 100%; justify-content: center; text-align: center; margin-top: 6px; }
.billing-pilot { display: grid; grid-template-columns: minmax(160px, .7fr) minmax(0, 1.4fr) auto; gap: 20px; align-items: center; margin-top: 28px; padding: 20px 22px; border-block: 1px solid var(--line-2); }
.billing-pilot h3 { font-family: var(--display); font-size: 1.35rem; font-weight: 400; }
.billing-pilot p { color: var(--fg-dim); font-size: .86rem; }
.billing-pilot a { white-space: nowrap; text-decoration: underline; text-underline-offset: .18em; }
.billing-reassurance-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(280px, .9fr); gap: clamp(30px, 7vw, 110px); align-items: start; }
.billing-reassurance h2 { max-width: 18ch; }
.billing-ledger { padding: 20px 22px; border: 1px solid var(--line); background: var(--plate); }
.billing-ledger ol { margin: 18px 0 0; padding-left: 1.4em; display: grid; gap: 12px; color: var(--fg-dim); }
.billing-fineprint { border-top: 1px solid var(--line); padding-top: 30px; padding-bottom: 42px; }
.billing-fineprint ul { list-style: none; padding: 0; margin: 14px 0 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 32px; color: var(--fg-dim); font-size: .82rem; }
.billing-fineprint li { padding-left: 16px; position: relative; }
.billing-fineprint li::before { content: '·'; position: absolute; left: 2px; }
.checkout-hero { padding-bottom: 44px; }
.billing-security { margin-top: 30px; }
.checkout-main { padding-top: 40px; }
.checkout-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px; align-items: start; }
.checkout-grid[hidden] { display: none; }
.checkout-card { border: 1px solid var(--line); background: var(--plate); border-radius: 7px; overflow: hidden; }
.checkout-card[hidden] { display: none; }
.checkout-card > header { display: flex; justify-content: space-between; align-items: start; gap: 12px; padding: 20px 20px 0; }
.checkout-card-layout { display: grid; grid-template-columns: minmax(230px, .68fr) minmax(0, 1.32fr); align-items: stretch; }
.checkout-summary { display: flex; flex-direction: column; gap: 12px; padding: 22px; }
.checkout-summary-label { color: var(--fg-dim); font-size: .6rem; letter-spacing: .1em; text-transform: uppercase; }
.checkout-price { font: 500 clamp(1.65rem, 3vw, 2.5rem) var(--mono); letter-spacing: -.05em; }
.checkout-bill-copy, .checkout-trial-copy, .checkout-trial-pending { color: var(--fg-dim); font-size: .82rem; line-height: 1.55; }
.checkout-email-note { color: var(--fg-dim); font-size: .76rem; line-height: 1.5; }
.checkout-trial-pending { margin-top: auto; padding: 14px; border: 1px solid var(--line-2); background: var(--paper); }
.checkout-trial-pending[hidden], .checkout-trial-copy[hidden], .checkout-provider-pending[hidden] { display: none; }
.checkout-provider-pending { margin: 18px; padding: 18px; border: 1px solid var(--line-2); background: var(--paper); color: var(--fg-dim); font-size: .82rem; line-height: 1.5; }
.checkout-payment { min-width: 0; border-left: 1px solid var(--line); }
.billing-change { font-family: var(--mono); font-size: .6rem; letter-spacing: .1em; text-transform: uppercase; color: var(--fg-dim); }
.checkout-billing { display: flex; flex-wrap: wrap; gap: 6px; padding: 18px 20px 0; }
.checkout-billing-link { padding: 7px 9px; border: 1px solid var(--line); border-radius: 999px; color: var(--fg-dim); font-family: var(--mono); font-size: .59rem; letter-spacing: .06em; text-decoration: none; }
.checkout-billing-link[aria-current='page'] { color: var(--fg); border-color: var(--hue); background: var(--hue-soft); }
.whop-checkout-shell { min-height: 420px; padding: 18px; }
.whop-checkout-shell[hidden] { display: none; }
.whop-checkout-embed { width: 100%; min-height: 390px; }
.checkout-access-state { display: grid; gap: 14px; max-width: 760px; margin: 0 auto 22px; padding: 22px; border: 1px solid var(--line); background: var(--plate); color: var(--fg-dim); }
.checkout-access-state[hidden] { display: none; }
.checkout-access-state p { margin: 0; }
.checkout-access-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; }
.checkout-access-actions button { border: 0; background: none; color: var(--fg); font: 500 .68rem var(--mono); text-decoration: underline; text-underline-offset: .18em; cursor: pointer; }
.checkout-access-actions button[hidden] { display: none; }
.checkout-load-error { display: grid; gap: 12px; align-content: center; min-height: 220px; padding: 22px; border: 1px solid var(--line-2); background: var(--paper); color: var(--fg); }
.checkout-load-error[hidden] { display: none; }
.checkout-load-error p { max-width: 42ch; color: var(--fg-dim); }
.checkout-load-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.checkout-load-actions button, .checkout-load-actions a { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 9px 14px; border: 1px solid var(--line-2); border-radius: var(--radius-sm); background: var(--plate); color: var(--fg); font: 500 .68rem var(--mono); text-decoration: none; cursor: pointer; }
.checkout-load-actions button { background: var(--fg); color: var(--fg-inv); }
.checkout-load-actions button:hover, .checkout-load-actions a:hover { border-color: var(--hue); }
.checkout-setup { display: grid; gap: 12px; align-content: center; min-height: 350px; padding: 22px; background: var(--paper); color: var(--fg-dim); }
.checkout-setup .mono { color: var(--fg); }
.checkout-setup a { text-decoration: underline; text-underline-offset: .18em; }
.checkout-complete { margin-top: 28px; padding: 30px; border: 1px solid var(--hue); background: var(--plate); }
.checkout-complete h3 { font-family: var(--display); font-size: 1.75rem; font-weight: 400; margin: 7px 0; }
.checkout-complete p:last-child { color: var(--fg-dim); max-width: 56ch; }
@media (max-width: 1050px) {
  .billing-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .billing-card.is-recommended { transform: none; }
}
@media (max-width: 700px) {
  .billing-section-head, .billing-reassurance-grid { display: grid; grid-template-columns: 1fr; align-items: start; }
  .billing-note { text-align: left; }
  .billing-grid, .billing-fineprint ul { grid-template-columns: 1fr; }
  .checkout-card-layout { grid-template-columns: 1fr; }
  .checkout-payment { border-left: 0; border-top: 1px solid var(--line); }
  .checkout-summary { padding: 18px; }
  .checkout-card > header { padding: 18px 18px 0; }
  .whop-checkout-shell { min-height: 360px; padding: 12px; }
  .billing-pilot { grid-template-columns: 1fr; gap: 10px; }
  .billing-pilot a { justify-self: start; }
}

/* Account-bound checkout handoff. */
.checkout-main { padding-top: clamp(24px, 4vh, 44px); padding-bottom: 36px; }
.checkout-main .pg-wrap { max-width: 680px; }
.checkout-main .billing-section-head { align-items: start; margin-bottom: 20px; }
.checkout-main .billing-section-head .pg-kick { margin-bottom: 8px; }
.checkout-main h1 { font-size: clamp(2.2rem, 4vw, 3.2rem); line-height: 1; }
.checkout-intro { max-width: 52ch; margin-top: 10px; color: var(--fg-dim); font-size: .9rem; line-height: 1.45; }
.checkout-legal { margin: 18px 0 0; color: var(--fg-dim); font-size: .72rem; line-height: 1.5; }
.checkout-legal a { color: var(--fg); text-decoration: underline; text-underline-offset: .15em; }
.checkout-trial-copy { color: var(--fg-dim); font-size: .82rem; line-height: 1.55; }
.checkout-email-note { color: var(--fg-dim); font-size: .76rem; line-height: 1.5; }
.checkout-access-state { display: grid; gap: 14px; max-width: 760px; margin: 0 auto 22px; padding: 22px; border: 1px solid var(--line); background: var(--plate); color: var(--fg-dim); }
.checkout-access-state[hidden] { display: none; }
.checkout-loading-film { display: block; width: 132px; aspect-ratio: 1; object-fit: contain; border-radius: 4px; background: #020304; }
.checkout-loading-film[hidden] { display: none; }
@media (prefers-reduced-motion: reduce) { .checkout-loading-film { display: none; } }
.checkout-access-state p { margin: 0; }
.checkout-access-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; }
.checkout-access-actions button { border: 0; background: none; color: var(--fg); font: 500 .68rem var(--mono); text-decoration: underline; text-underline-offset: .18em; cursor: pointer; }
.checkout-access-actions button[hidden] { display: none; }
.checkout-plan-summary { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--line); }
.checkout-plan-summary p + p { margin-top: 10px; }
.checkout-plan-summary[hidden], .checkout-plan-summary [data-plan][hidden] { display: none; }
.checkout-main .billing-section-head { display: grid; gap: 14px; }
.checkout-main .checkout-access-state { margin: 0; padding: 20px; }
.checkout-load-error { display: grid; gap: 12px; align-content: center; min-height: 220px; padding: 22px; border: 1px solid var(--line-2); background: var(--paper); color: var(--fg); }
.checkout-load-error[hidden] { display: none; }
.checkout-load-error p { max-width: 42ch; color: var(--fg-dim); }
.checkout-load-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.checkout-load-actions button, .checkout-load-actions a { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 9px 14px; border: 1px solid var(--line-2); border-radius: var(--radius-sm); background: var(--plate); color: var(--fg); font: 500 .68rem var(--mono); text-decoration: none; cursor: pointer; }
.checkout-load-actions button { background: var(--fg); color: var(--fg-inv); }
.checkout-load-actions button:hover, .checkout-load-actions a:hover { border-color: var(--hue); }
.checkout-setup { display: grid; gap: 12px; align-content: center; min-height: 350px; padding: 22px; background: var(--paper); color: var(--fg-dim); }
.checkout-setup .mono { color: var(--fg); }
.checkout-setup a { text-decoration: underline; text-underline-offset: .18em; }
.checkout-complete { margin-top: 28px; padding: 30px; border: 1px solid var(--hue); background: var(--plate); }
.checkout-complete h3 { font-family: var(--display); font-size: 1.75rem; font-weight: 400; margin: 7px 0; }
.checkout-complete p:last-child { color: var(--fg-dim); max-width: 56ch; }