/* Billing page — tokens only (see DESIGN.md). premium.css (loaded later) owns .premium-panel / .membership-plans. */

.billing-shell{max-width:1040px}
.billing-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.billing-heading h1{margin:10px 0 0}
.billing-balance{display:grid;gap:6px;justify-items:end;text-align:right;padding:18px 22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}
.billing-balance span{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.billing-balance strong{font-family:var(--font-display);font-size:34px;font-weight:700;letter-spacing:-.04em;line-height:1;font-variant-numeric:tabular-nums;color:var(--text)}
.billing-muted{color:var(--muted)}

/* Cards */
.billing-shell .member-card{min-height:0;align-items:stretch;overflow:visible;box-shadow:none}
.billing-grid{display:grid;grid-template-columns:1.12fr 1fr;gap:24px}
.billing-grid .purchase-panel{padding:32px;border-radius:var(--radius-l);min-width:0}
.purchase-panel h2{font-size:26px;letter-spacing:-.035em;margin:16px 0 8px}
.purchase-panel .billing-muted{font-size:15px;line-height:1.6;margin:0 0 26px}
.purchase-panel .field-label{margin-top:4px}

/* Credit packs */
.pack-choices{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:14px 0 24px}
.pack-choices:empty{display:none}
.pack-choice{position:relative;display:flex;flex-direction:column;padding:22px 12px 20px;text-align:center;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);cursor:pointer;transition:border-color .15s ease,background .15s ease}
.pack-choice:hover{border-color:var(--line-strong)}
.pack-choice:has(input:checked){border-color:var(--accent);background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent)}
.pack-choice:focus-within{outline:2px solid var(--accent);outline-offset:3px}
.pack-choice input{position:absolute;opacity:0;width:1px;height:1px}
.pack-choice strong{font-family:var(--font-display);font-size:30px;font-weight:700;letter-spacing:-.04em;line-height:1;color:var(--text)}
.pack-choice span{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:8px 0 16px}
.pack-choice b{font-size:15px;font-weight:600;color:var(--text)}
.pack-choice s{font-size:12px;color:var(--faint);font-weight:400;margin-top:4px}
.pack-choice:has(input:checked) span{color:var(--accent-text)}

/* Buttons */
.billing-button{display:inline-flex;align-items:center;justify-content:center;width:100%;min-height:50px;padding:0 22px;border:1px solid transparent;border-radius:999px;background:var(--ink);color:var(--ink-text);font-family:var(--font-body);font-size:14px;font-weight:600;letter-spacing:-.005em;line-height:1;cursor:pointer;transition:opacity .15s ease,background .15s ease}
.billing-button:not(:disabled):hover{opacity:.86}
.billing-button:disabled{opacity:.45;cursor:not-allowed}
.plus-button{background:var(--accent);color:#fff;border-color:transparent}
.plus-button:not(:disabled):hover{opacity:1;background:var(--accent-ink)}
.billing-actions{display:grid;gap:10px}
.billing-actions [hidden]{display:none}

/* Membership plan panels */
.plus-title{display:flex;justify-content:space-between;align-items:center;gap:12px}
.plus-title .billing-muted{font-size:13px;margin:0}
.plus-pill{display:inline-flex;align-items:center;min-height:26px;padding:0 10px;border:0;border-radius:999px;background:var(--accent-soft);color:var(--accent-text);font-family:var(--font-mono);font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.plan-price{font-family:var(--font-display);font-size:52px;letter-spacing:-.05em;font-weight:700;line-height:1;margin:26px 0 24px;color:var(--text)}
.plan-price span{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:600}
.plus-benefits{list-style:none;padding:0;margin:0 0 26px;display:grid;gap:12px;font-size:14px;line-height:1.5;color:var(--text)}
.plus-benefits li{position:relative;padding-left:30px}
.plus-benefits li:before{content:'✓';position:absolute;left:0;top:1px;display:inline-grid;place-items:center;width:20px;height:20px;border-radius:999px;background:var(--accent-soft);color:var(--accent-text);font-size:11px;font-weight:700}
.plus-benefits strong{font-weight:600}
.billing-note,.member-card p.billing-note{font-size:13px;color:var(--muted);line-height:1.55;text-align:center;margin:14px 0 0}
.billing-note:empty,.member-card p.billing-note:empty{display:none}
.purchase-panel>.billing-muted,.member-card p.billing-muted{margin:0 0 26px}
.plus-title .billing-muted,.member-card .plus-title p.billing-muted{margin:0}
[data-premium-state],.member-card p[data-premium-state]{margin:14px 0 0;font-size:13px;line-height:1.55;text-align:center;color:var(--muted)}
[data-premium-state]:empty{display:none}
.billing-details{margin-top:20px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.billing-details summary{cursor:pointer;font-weight:600;color:var(--text)}
.billing-details summary:hover{color:var(--accent-text)}
.billing-details p{margin:10px 0 0;line-height:1.6}
.billing-shell>#memberMessage{margin:24px 0 0;font-size:13px;color:var(--muted)}
.billing-shell>#memberMessage:empty{display:none}

/* Footer links (older markup) */
.billing-footer{display:flex;justify-content:space-between;gap:20px;margin-top:25px;font-size:13px;color:var(--muted);line-height:1.7}
.billing-footer nav{display:flex;gap:16px}

/* Launch sale banner */
.launch-sale{grid-column:1/-1;display:flex;align-items:center;gap:12px;padding:16px 20px;border:1px solid var(--line);border-radius:var(--radius);background:var(--signal-soft);color:var(--signal-text);font-size:14px;font-weight:500;line-height:1.55}
.launch-sale::before{content:"";flex:0 0 auto;width:8px;height:8px;border-radius:50%;background:var(--signal);box-shadow:0 0 0 4px color-mix(in srgb,var(--signal) 30%,transparent)}
.launch-sale[hidden]{display:none}

/* Credit activity (injected by credit-activity.js) */
.credit-activity .activity-balance{display:inline-flex;align-self:flex-start;width:max-content;max-width:100%;align-items:center;min-height:26px;margin:0 0 12px;padding:0 10px;border-radius:999px;background:var(--accent-soft);color:var(--accent-text);font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase}
.credit-activity .activity-balance:empty{display:none}
.credit-activity .activity-status{margin:12px 0 0;font-size:13px;color:var(--muted)}
.credit-activity .activity-status:empty{display:none}
.credit-activity button[hidden]{display:none}
.credit-activity>button{align-self:flex-start;width:auto}

@media(max-width:760px){
  .billing-grid{grid-template-columns:1fr}
  .billing-heading{align-items:flex-start;flex-direction:column}
  .billing-balance{justify-items:start;text-align:left;width:100%}
  .billing-footer{flex-direction:column}
  .billing-grid .purchase-panel{padding:24px}
  .billing-shell{padding-top:30px}
  .pack-choices{grid-template-columns:1fr}
  .pack-choice{flex-direction:row;align-items:center;justify-content:space-between;gap:10px;text-align:left;padding:16px 18px}
  .pack-choice span{margin:0}
  .plan-price{font-size:44px}
}