/* Billing (Phase 4) : page /billing (jauges d'usage), grille tarifaire /plans, gating des boutons
   comptés, bannières downgrade/archivé, verrou du tier flagship. Réutilise les tokens de base.css. */

/* --- bannières de blocage (onglets radar + /billing) --------------------- */
.notice-block, .notice-archived {
  border-left: 3px solid var(--warn);
  background: color-mix(in srgb, var(--warn) 8%, var(--surface));
}
.notice-archived { border-left-color: var(--faint); background: var(--surface-2); }

/* --- upsell de quota (bouton bloqué) ------------------------------------- */
.quota-block {
  margin: 8px 0 0; font-size: 13px; display: flex; flex-wrap: wrap;
  align-items: center; gap: 6px 12px;
}
.quota-reason { color: var(--muted); font-weight: 600; }
.quota-reset { color: var(--faint); }
.quota-upsell { font-weight: 700; color: var(--accent-ink); }
/* Compteur discret « reste N » à côté d'un bouton d'action autorisée. */
.quota-remaining {
  margin-left: 8px; font-size: 12px; font-weight: 700; color: var(--muted);
  font-variant-numeric: tabular-nums; white-space: nowrap;
}

/* --- verrou du tier « grand public » ------------------------------------- */
.tier-choice.is-locked { opacity: .72; }
.tier-choice.is-locked input { cursor: not-allowed; }
.tier-lock { display: block; margin-top: 4px; font-weight: 600; color: var(--accent-ink); }
.tier-lock a { font-weight: 700; }

/* --- sidebar : section « Archivés » repliée ------------------------------ */
.app-archived { margin: 2px 0 0; }
.app-archived > summary {
  cursor: pointer; padding: 6px 10px; font-size: 12px; font-weight: 700;
  color: var(--faint); text-transform: uppercase; letter-spacing: .04em;
  list-style: none; display: flex; align-items: center; gap: 6px;
}
.app-archived > summary::-webkit-details-marker { display: none; }
.app-archived .app-nav-item { opacity: .78; }

/* --- /billing : état + jauges de consommation ---------------------------- */
.billing-state { display: flex; flex-direction: column; gap: 6px; }
.billing-plan { display: flex; align-items: center; gap: 10px; }
.billing-plan-name { font-size: 20px; font-weight: 800; color: var(--ink); }
.badge-ok { background: color-mix(in srgb, var(--good) 16%, transparent); color: var(--good); }
.billing-cancel { color: var(--warn); font-weight: 600; }

.usage-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 18px; }
.usage-gauge { min-width: 0; }
.usage-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 6px; }
.usage-label { font-size: 13px; font-weight: 600; color: var(--muted); }
.usage-val { font-size: 13px; font-weight: 700; color: var(--ink); font-variant-numeric: tabular-nums; }
.usage-track { height: 8px; border-radius: 6px; background: var(--line); overflow: hidden; }
.usage-fill { height: 100%; border-radius: 6px; background: var(--accent); }
.usage-gauge.is-blocked .usage-fill { background: var(--warn); }
.usage-gauge.is-blocked .usage-val { color: var(--warn); }

/* --- bascule mensuel/annuel (/plans + /billing) -------------------------- */
.period-toggle {
  display: inline-flex; gap: 3px; padding: 3px; margin: 4px 0 20px;
  border: 1px solid var(--line); border-radius: 999px; background: var(--surface);
}
.period-toggle .pt-opt {
  border: 0; background: transparent; cursor: pointer; padding: 7px 16px; border-radius: 999px;
  font-size: 13px; font-weight: 700; color: var(--muted); font-family: inherit;
}
.period-toggle .pt-opt.is-on { background: var(--accent); color: #fff; }

/* Prix affiché selon la périodicité choisie (défaut mensuel, sans JS → mensuel). Le conteneur
   [data-period-target] porte data-period="monthly|yearly", posé par la bascule JS. */
.plan-price.pp-yearly { display: none; }
[data-period="yearly"] .plan-price.pp-monthly { display: none; }
[data-period="yearly"] .plan-price.pp-yearly { display: block; }
.plan-price-note { display: block; margin-top: 2px; font-size: 12px; color: var(--muted); font-weight: 400; }

/* Slot de changement de plan (Inc 4) : un slot par période (mensuel/annuel), seul celui de la
   période choisie par la bascule est visible (défaut mensuel, sans JS → mensuel) — même mécanique
   que les prix ci-dessus. Chaque slot porte son propre `.btn` (le `margin-top:auto` reste géré par
   `.plan-card .btn`). */
.change-slot { margin-top: auto; }
.change-slot .btn { margin-top: 0; width: 100%; }
[data-period-only="yearly"] { display: none; }
[data-period="yearly"] [data-period-only="monthly"] { display: none; }
[data-period="yearly"] [data-period-only="yearly"] { display: block; }

/* --- grille tarifaire (/plans + /billing) -------------------------------- */
.plans-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.plan-card {
  position: relative; border: 1px solid var(--line); border-radius: 14px;
  padding: 22px 20px; background: var(--surface); display: flex; flex-direction: column;
}
.plan-card.is-featured { border-color: var(--accent); box-shadow: 0 4px 20px rgba(0, 0, 0, .06); }
.plan-card.is-current { border-color: var(--good); }
.plan-card.is-selected { border-color: var(--accent); box-shadow: 0 4px 20px rgba(0, 0, 0, .06); }
.plan-flag {
  position: absolute; top: -10px; left: 20px; background: var(--accent); color: #fff;
  font-size: 11px; font-weight: 800; padding: 3px 9px; border-radius: 999px; letter-spacing: .03em;
}
.plan-name { margin: 0 0 6px; font-size: 18px; font-weight: 800; }
.plan-price { margin: 0; font-size: 15px; }
.plan-price strong { font-size: 26px; }
.plan-per { color: var(--muted); }
.plan-price-year { margin: 2px 0 12px; font-size: 12px; }
.plan-quotas { list-style: none; margin: 0 0 18px; padding: 0; display: flex; flex-direction: column; gap: 7px; }
.plan-quotas li { font-size: 13px; color: var(--muted); display: flex; align-items: baseline; gap: 8px; }
.plan-quotas .q-num {
  min-width: 28px; text-align: right; font-weight: 800; color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.plan-quotas .plan-incl { color: var(--faint); font-style: italic; }
.plan-card .btn { margin-top: auto; }

/* --- /plans : hiérarchie marketing -------------------------------------- */
.pricing-page {
  --pricing-accent: #b9651b;
  --pricing-accent-soft: #fbf1e6;
  --pricing-accent-ink: #9a5114;
  padding-top: 54px;
}
.pricing-page .period-toggle .pt-opt.is-on { background: var(--pricing-accent); }
.pricing-page .plan-flag { background: var(--pricing-accent); }
.pricing-hero { max-width: 780px; }
.pricing-hero h1 {
  max-width: 720px; margin: 8px 0 14px; font-size: clamp(30px, 4vw, 44px);
  line-height: 1.08; letter-spacing: -.035em;
}
.pricing-lede { max-width: 680px; font-size: 17px; line-height: 1.6; color: var(--muted); }
.pricing-trust {
  display: flex; flex-wrap: wrap; gap: 8px 24px; list-style: none; margin: 20px 0 0;
  color: var(--ink); font-size: 13px; font-weight: 650;
}
.pricing-trust li::before { content: "✓"; margin-right: 7px; color: var(--good); font-weight: 850; }
.pricing-scope { margin-top: 34px; }
.pricing-scope > .period-toggle { margin-bottom: 24px; }
.pricing-page .plan-card { padding: 26px 22px 22px; min-height: 620px; }
.pricing-page .plan-card.is-featured {
  border-color: var(--pricing-accent);
  background: color-mix(in srgb, var(--pricing-accent-soft) 48%, var(--surface));
  box-shadow: 0 10px 28px rgba(20, 25, 40, .09);
}
.plan-audience {
  margin-bottom: 5px; color: var(--accent-ink); font-size: 11px; font-weight: 800;
  letter-spacing: .065em; text-transform: uppercase;
}
.pricing-page .plan-audience { color: var(--pricing-accent-ink); }
.pricing-page .plan-name { font-size: 24px; letter-spacing: -.02em; }
.plan-summary { min-height: 48px; margin-bottom: 14px; color: var(--muted); font-size: 14px; line-height: 1.45; }
.pricing-page .plan-price { min-height: 68px; }
.pricing-page .plan-price strong { font-size: 34px; letter-spacing: -.025em; }
.pricing-page .plan-price-note { margin-top: 4px; }
.plan-core {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 18px 0;
  padding: 14px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.plan-core div { min-width: 0; }
.plan-core strong { display: block; font-size: 22px; line-height: 1.1; font-variant-numeric: tabular-nums; }
.plan-core span { display: block; margin-top: 4px; color: var(--muted); font-size: 11px; line-height: 1.3; }
.plan-capabilities { margin-bottom: 22px; }
.plan-capabilities h3 {
  margin: 14px 0 7px; color: var(--ink); font-size: 12px; letter-spacing: .04em; text-transform: uppercase;
}
.plan-capabilities ul { display: flex; flex-direction: column; gap: 6px; list-style: none; }
.plan-capabilities li { position: relative; padding-left: 18px; color: var(--muted); font-size: 12.5px; line-height: 1.4; }
.plan-capabilities li::before { content: "✓"; position: absolute; left: 0; color: var(--good); font-weight: 800; }
.plan-capabilities li.is-unavailable { color: var(--faint); }
.plan-capabilities li.is-unavailable::before { content: "—"; color: var(--faint); }
.plan-cta { width: 100%; justify-content: center; }
.pricing-after {
  display: flex; justify-content: space-between; gap: 20px; margin-top: 18px;
  color: var(--muted); font-size: 13px;
}
.pricing-after a { flex: none; color: var(--pricing-accent-ink); font-weight: 750; text-decoration: none; }

/* --- FAQ tarifaire (AEO) ------------------------------------------------- */
.pricing-faq { max-width: 760px; margin-top: 64px; }
.pricing-faq h2 { margin: 6px 0 18px; font-size: 26px; letter-spacing: -.02em; }
.faq-list { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  position: relative; padding: 17px 36px 17px 0; cursor: pointer; list-style: none;
  color: var(--ink); font-size: 15px; font-weight: 750;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; right: 4px; font-size: 20px; font-weight: 500; color: var(--faint); }
.faq-item[open] summary::after { content: "−"; }
.faq-item p { max-width: 66ch; padding: 0 36px 18px 0; color: var(--muted); font-size: 14px; line-height: 1.6; }

@media (max-width: 820px) {
  .plans-grid { grid-template-columns: 1fr; }
  .pricing-page .plans-grid { max-width: 560px; }
  .pricing-page .plan-card { min-height: 0; }
  .plan-summary { min-height: 0; }
  .pricing-after { max-width: 560px; flex-direction: column; gap: 6px; }
}

@media (max-width: 560px) {
  .pricing-page { padding-top: 34px; }
  .pricing-hero h1 { font-size: 32px; }
  .pricing-lede { font-size: 15.5px; }
  .pricing-trust { flex-direction: column; gap: 7px; }
  .pricing-scope { margin-top: 26px; }
  .pricing-page .plan-card { padding: 24px 20px 20px; }
  .plan-core { gap: 12px; }
  .pricing-faq { margin-top: 48px; }
}