/**
 * encarts-qr.css — Design system pour le module Encarts QR
 * Source : fusion Claude.ai + ChatGPT-4o UX brief (09/04/2026)
 * Police : system-ui (pas Inter, pour éviter le CDN)
 */

:root {
  /* ── Couleurs neutres ── */
  --qr-neutral-0: #ffffff;
  --qr-neutral-25: #f8fafc;
  --qr-neutral-50: #f1f5f9;
  --qr-neutral-100: #e2e8f0;
  --qr-neutral-300: #cbd5e1;
  --qr-neutral-500: #64748b;
  --qr-neutral-700: #334155;
  --qr-neutral-900: #0f172a;

  /* ── Couleurs primaires (violet) ── */
  --qr-primary-50: #f5f3ff;
  --qr-primary-100: #ede9fe;
  --qr-primary-500: #7c3aed;
  --qr-primary-600: #6d28d9;
  --qr-primary-700: #5b21b6;

  /* ── Couleurs secondaires (bleu) ── */
  --qr-secondary-50: #eff6ff;
  --qr-secondary-100: #dbeafe;
  --qr-secondary-500: #2563eb;
  --qr-secondary-600: #1d4ed8;

  /* ── Sémantiques ── */
  --qr-success-50: #ecfdf5;
  --qr-success-500: #16a34a;
  --qr-warning-50: #fffbeb;
  --qr-warning-500: #f59e0b;
  --qr-warning-700: #92400e;
  --qr-danger-50: #fef2f2;
  --qr-danger-500: #dc2626;
  --qr-danger-700: #b91c1c;

  /* ── Chaleur leads ── */
  --qr-hot-bg: #fef2f2;
  --qr-hot-fg: #b91c1c;
  --qr-warm-bg: #fffbeb;
  --qr-warm-fg: #92400e;
  --qr-cold-bg: #eff6ff;
  --qr-cold-fg: #1d4ed8;
  --qr-unread-bg: #faf5ff;
  --qr-unread-line: #7c3aed;

  /* ── Rayons ── */
  --qr-radius-xs: 10px;
  --qr-radius-sm: 12px;
  --qr-radius-md: 16px;
  --qr-radius-lg: 20px;
  --qr-radius-panel: 24px;
  --qr-radius-pill: 999px;

  /* ── Ombres ── */
  --qr-shadow-sm: 0 1px 2px rgba(15,23,42,.06);
  --qr-shadow-md: 0 8px 24px rgba(15,23,42,.10);
  --qr-shadow-lg: 0 20px 50px rgba(15,23,42,.14);

  /* ── Espacements ── */
  --qr-space-1: 4px;
  --qr-space-2: 8px;
  --qr-space-3: 12px;
  --qr-space-4: 16px;
  --qr-space-5: 20px;
  --qr-space-6: 24px;
  --qr-space-8: 32px;

  /* ── Transitions ── */
  --qr-fast: 180ms ease;
  --qr-base: 300ms ease;

  /* ── Font ── */
  --qr-font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* ═══════════════════════════════════════════
   SHELL — Backdrop + Panel
   ═══════════════════════════════════════════ */

.qr-backdrop {
  position: fixed; inset: 0;
  background: rgba(15,23,42,.18);
  opacity: 0; pointer-events: none;
  transition: opacity var(--qr-base);
  z-index: 39;
}
.qr-backdrop.is-open { opacity: 1; pointer-events: auto; }

.qr-panel {
  position: fixed; top: 0; right: 0;
  width: min(416px, calc(100vw - 24px));
  height: 100dvh;
  background: var(--qr-neutral-0);
  border-left: 1px solid var(--qr-neutral-100);
  border-radius: var(--qr-radius-panel) 0 0 var(--qr-radius-panel);
  box-shadow: var(--qr-shadow-lg);
  transform: translateX(100%); opacity: 0;
  transition: transform var(--qr-base), opacity var(--qr-base);
  z-index: 40;
  display: flex; flex-direction: column;
}
.qr-panel.is-open { transform: translateX(0); opacity: 1; }

/* Header */
.qr-panel__header {
  position: sticky; top: 0; z-index: 2;
  display: flex; align-items: center; justify-content: space-between;
  min-height: 64px; padding: 12px 16px;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid transparent;
  transition: border-color var(--qr-fast), box-shadow var(--qr-fast);
}
.qr-panel__header.is-scrolled {
  border-bottom-color: var(--qr-neutral-100);
  box-shadow: 0 4px 16px rgba(15,23,42,.06);
}

/* Body */
.qr-panel__body {
  flex: 1; overflow: auto;
  overscroll-behavior: contain;
  padding: 16px 16px 96px;
  scrollbar-gutter: stable;
}

/* Footer */
.qr-panel__footer {
  position: sticky; bottom: 0; z-index: 2;
  display: flex; gap: 12px; align-items: center; justify-content: space-between;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  background: rgba(255,255,255,.96);
  border-top: 1px solid var(--qr-neutral-100);
}

/* ═══════════════════════════════════════════
   TYPOGRAPHIE
   ═══════════════════════════════════════════ */

.qr-eyebrow { font: 600 12px/16px var(--qr-font); letter-spacing: .02em; color: var(--qr-neutral-500); }
.qr-title { font: 700 20px/28px var(--qr-font); color: var(--qr-neutral-900); }
.qr-subtitle { font: 500 13px/18px var(--qr-font); color: var(--qr-neutral-500); }
.qr-section-title { font: 700 18px/26px var(--qr-font); color: var(--qr-neutral-900); }
.qr-help { font: 500 14px/20px var(--qr-font); color: var(--qr-neutral-500); }
.qr-label { font: 600 13px/18px var(--qr-font); color: var(--qr-neutral-700); }
.qr-caption { font: 500 12px/16px var(--qr-font); color: var(--qr-neutral-500); }

/* ═══════════════════════════════════════════
   CARDS
   ═══════════════════════════════════════════ */

.qr-card {
  background: var(--qr-neutral-0);
  border: 1px solid var(--qr-neutral-100);
  border-radius: var(--qr-radius-md);
  box-shadow: var(--qr-shadow-sm);
}
.qr-card--soft { background: var(--qr-neutral-25); }
.qr-card--info {
  background: linear-gradient(135deg, #faf5ff 0%, #eff6ff 100%);
  border-color: #ddd6fe;
}

/* Option card (sélection) */
.qr-option-card {
  padding: 16px;
  border: 1px solid var(--qr-neutral-100);
  border-radius: var(--qr-radius-md);
  background: var(--qr-neutral-0);
  cursor: pointer;
  transition: transform var(--qr-fast), box-shadow var(--qr-fast),
              border-color var(--qr-fast), background-color var(--qr-fast);
}
.qr-option-card:hover { transform: translateY(-1px); box-shadow: var(--qr-shadow-md); }
.qr-option-card:active { transform: scale(.99); }
.qr-option-card.is-selected {
  background: var(--qr-primary-50);
  border-color: var(--qr-primary-500);
  box-shadow: 0 0 0 3px rgba(124,58,237,.12);
}

/* ═══════════════════════════════════════════
   BOUTONS
   ═══════════════════════════════════════════ */

.qr-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 0 14px; border-radius: 12px; border: none; cursor: pointer;
  font: 600 14px/20px var(--qr-font); white-space: nowrap;
  transition: transform 120ms ease, background-color var(--qr-fast),
              border-color var(--qr-fast), color var(--qr-fast);
}
.qr-btn:active { transform: scale(.99); }

.qr-btn--primary {
  min-height: 44px; background: var(--qr-primary-500); color: #fff;
  border: 1px solid var(--qr-primary-500);
}
.qr-btn--primary:hover { background: var(--qr-primary-600); border-color: var(--qr-primary-600); }
.qr-btn--primary:disabled { opacity: .45; cursor: not-allowed; }

.qr-btn--secondary {
  min-height: 40px; background: #fff; color: var(--qr-neutral-700);
  border: 1px solid var(--qr-neutral-300);
}
.qr-btn--secondary:hover { background: var(--qr-neutral-25); }

.qr-btn--ghost {
  min-height: 40px; background: transparent; color: var(--qr-neutral-700);
  border: 1px solid transparent;
}

.qr-btn--full { width: 100%; }

/* ═══════════════════════════════════════════
   PILLS + BADGES
   ═══════════════════════════════════════════ */

.qr-pill {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 32px; padding: 0 12px;
  border-radius: var(--qr-radius-pill);
  border: 1px solid var(--qr-neutral-100);
  background: var(--qr-neutral-25); color: var(--qr-neutral-700);
  font: 600 13px/32px var(--qr-font); cursor: pointer;
  transition: background-color var(--qr-fast), color var(--qr-fast), border-color var(--qr-fast);
}
.qr-pill.is-active { background: var(--qr-neutral-900); color: #fff; border-color: var(--qr-neutral-900); }

.qr-badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 24px; padding: 0 8px;
  border-radius: var(--qr-radius-pill);
  font: 700 12px/24px var(--qr-font);
  border: 1px solid transparent;
}
.qr-badge--hot { background: var(--qr-hot-bg); color: var(--qr-hot-fg); border-color: #fecaca; }
.qr-badge--warm { background: var(--qr-warm-bg); color: var(--qr-warm-fg); border-color: #fde68a; }
.qr-badge--cold { background: var(--qr-cold-bg); color: var(--qr-cold-fg); border-color: #bfdbfe; }
.qr-badge--count {
  min-height: 18px; min-width: 18px; padding: 0 6px;
  background: var(--qr-primary-500); color: #fff;
  font: 700 11px/18px var(--qr-font);
}
.qr-badge--recommended {
  background: var(--qr-success-50); color: var(--qr-success-500);
  font: 700 11px/20px var(--qr-font); padding: 0 8px;
}

/* ═══════════════════════════════════════════
   INPUTS
   ═══════════════════════════════════════════ */

.qr-input, .qr-textarea, .qr-hex-input {
  width: 100%; background: #fff;
  border: 1px solid var(--qr-neutral-300); border-radius: 12px;
  color: var(--qr-neutral-900); font: 500 14px/20px var(--qr-font);
  transition: border-color var(--qr-fast), box-shadow var(--qr-fast);
}
.qr-input, .qr-hex-input { min-height: 44px; padding: 0 12px; }
.qr-textarea { min-height: 96px; padding: 12px; resize: vertical; }
.qr-input:focus, .qr-textarea:focus, .qr-hex-input:focus {
  outline: none; border-color: var(--qr-primary-500);
  box-shadow: 0 0 0 3px rgba(124,58,237,.12);
}

/* Color swatch */
.qr-color-swatch {
  width: 40px; height: 40px; border-radius: 10px;
  border: 2px solid var(--qr-neutral-100); cursor: pointer;
  padding: 2px;
}

/* ═══════════════════════════════════════════
   STEPPER
   ═══════════════════════════════════════════ */

.qr-stepper {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 8px; align-items: start; margin-bottom: 20px;
}
.qr-stepper__item { text-align: center; cursor: default; }
.qr-stepper__item.is-done { cursor: pointer; }
.qr-stepper__node {
  width: 24px; height: 24px; margin: 0 auto 6px;
  border-radius: 999px; border: 1px solid var(--qr-neutral-300);
  background: #fff; color: var(--qr-neutral-500);
  font: 700 12px/24px var(--qr-font);
  display: flex; align-items: center; justify-content: center;
  transition: background-color var(--qr-fast), border-color var(--qr-fast), color var(--qr-fast);
}
.qr-stepper__item.is-active .qr-stepper__node {
  background: var(--qr-primary-500); border-color: var(--qr-primary-500); color: #fff;
}
.qr-stepper__item.is-done .qr-stepper__node {
  background: var(--qr-neutral-900); border-color: var(--qr-neutral-900); color: #fff;
}
.qr-stepper__label {
  font: 600 11px/14px var(--qr-font); color: var(--qr-neutral-500);
}
.qr-stepper__item.is-active .qr-stepper__label { color: var(--qr-neutral-900); }

/* ═══════════════════════════════════════════
   APERÇU TEMPS RÉEL
   ═══════════════════════════════════════════ */

.qr-preview-card {
  position: sticky; top: 16px;
  padding: 12px; border-radius: 20px;
  border: 1px solid var(--qr-neutral-100);
  background: var(--qr-neutral-25);
  margin-bottom: 20px;
}
.qr-print-preview {
  width: min(100%, 288px); aspect-ratio: 1/1;
  margin: 0 auto; border-radius: 18px; overflow: hidden;
  background: #fff; box-shadow: var(--qr-shadow-sm);
}
.qr-preview-caption {
  text-align: center; margin-top: 8px;
  font: 500 12px/16px var(--qr-font); color: var(--qr-neutral-500);
}

/* ═══════════════════════════════════════════
   LEAD CARDS (Demandes reçues)
   ═══════════════════════════════════════════ */

.qr-kpi-strip {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 12px; margin-bottom: 16px;
}
.qr-kpi-card {
  padding: 12px; border-radius: var(--qr-radius-md);
  text-align: center;
}
.qr-kpi-card__value { font: 700 20px/28px var(--qr-font); }
.qr-kpi-card__label { font: 600 12px/16px var(--qr-font); margin-top: 2px; }
.qr-kpi-card--hot { background: var(--qr-hot-bg); color: var(--qr-hot-fg); }
.qr-kpi-card--contacts { background: var(--qr-secondary-50); color: var(--qr-secondary-600); }
.qr-kpi-card--unread { background: var(--qr-primary-50); color: var(--qr-primary-700); }

.qr-lead-card {
  position: relative; padding: 14px;
  border: 1px solid var(--qr-neutral-100);
  border-radius: 16px; background: #fff;
  box-shadow: var(--qr-shadow-sm);
  margin-bottom: 10px;
  transition: transform var(--qr-fast), box-shadow var(--qr-fast), background-color var(--qr-fast);
}
.qr-lead-card:hover { transform: translateY(-1px); box-shadow: var(--qr-shadow-md); }
.qr-lead-card.is-unread { background: var(--qr-unread-bg); }
.qr-lead-card.is-unread::before {
  content: ""; position: absolute; top: 12px; bottom: 12px; left: 0;
  width: 4px; border-radius: 0 4px 4px 0; background: var(--qr-unread-line);
}
.qr-lead-card.is-treated { opacity: .78; }

.qr-lead-card__address { font: 600 15px/22px var(--qr-font); color: var(--qr-neutral-900); }
.qr-lead-card__meta { font: 500 12px/16px var(--qr-font); color: var(--qr-neutral-500); margin-top: 4px; }
.qr-lead-card__action-label { font: 600 14px/20px var(--qr-font); color: var(--qr-neutral-900); }
.qr-lead-card__action-desc { font: 500 12px/16px var(--qr-font); color: var(--qr-neutral-500); }

.qr-action-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 8px; margin-top: 10px;
}

/* ═══════════════════════════════════════════
   INFO CARD (bloc pédagogique)
   ═══════════════════════════════════════════ */

.qr-info-card {
  background: linear-gradient(135deg, #faf5ff 0%, #eff6ff 100%);
  border: 1px solid #ddd6fe; border-radius: var(--qr-radius-md);
  padding: 16px; margin-bottom: 20px;
}
.qr-info-card__toggle {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; background: none; border: none; cursor: pointer;
  font: 700 14px/20px var(--qr-font); color: var(--qr-neutral-900);
}
.qr-info-card__content {
  overflow: hidden; max-height: 0; opacity: 0;
  transition: max-height 240ms ease, opacity 180ms ease;
}
.qr-info-card.is-open .qr-info-card__content {
  max-height: 200px; opacity: 1; margin-top: 8px;
}
.qr-info-card__content p {
  font: 500 13px/19px var(--qr-font); color: var(--qr-neutral-700);
}

/* ═══════════════════════════════════════════
   SKELETON LOADING
   ═══════════════════════════════════════════ */

.qr-skeleton {
  border-radius: 12px;
  background: linear-gradient(90deg, #f8fafc 25%, #e2e8f0 37%, #f8fafc 63%);
  background-size: 400% 100%;
  animation: qr-shimmer 1.4s linear infinite;
}
@keyframes qr-shimmer {
  0% { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}

/* ═══════════════════════════════════════════
   TOAST
   ═══════════════════════════════════════════ */

.qr-toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--qr-neutral-900); color: #fff; padding: 10px 20px;
  border-radius: var(--qr-radius-sm); font: 600 14px/20px var(--qr-font);
  box-shadow: var(--qr-shadow-lg); z-index: 50;
  opacity: 0; transition: opacity var(--qr-fast);
}
.qr-toast.is-visible { opacity: 1; }
.qr-toast__undo {
  color: var(--qr-primary-100); text-decoration: underline; cursor: pointer;
  margin-left: 12px; background: none; border: none; font: inherit;
}

/* ═══════════════════════════════════════════
   SEGMENTED CONTROL
   ═══════════════════════════════════════════ */

.qr-segmented {
  display: inline-flex; border-radius: var(--qr-radius-pill);
  background: var(--qr-neutral-50); padding: 2px; gap: 2px;
}
.qr-segmented__btn {
  padding: 0 12px; min-height: 32px; border-radius: var(--qr-radius-pill);
  border: none; background: transparent; cursor: pointer;
  font: 600 13px/32px var(--qr-font); color: var(--qr-neutral-500);
  transition: background-color var(--qr-fast), color var(--qr-fast);
}
.qr-segmented__btn.is-active {
  background: #fff; color: var(--qr-neutral-900);
  box-shadow: var(--qr-shadow-sm);
}

/* ═══════════════════════════════════════════
   UTILITAIRES
   ═══════════════════════════════════════════ */

.u-stack-8 > * + * { margin-top: 8px; }
.u-stack-12 > * + * { margin-top: 12px; }
.u-stack-16 > * + * { margin-top: 16px; }
.u-stack-20 > * + * { margin-top: 20px; }
.u-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.u-clamp-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ═══════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════ */

@media (max-width: 767px) {
  .qr-panel { width: 100vw; border-radius: 0; }
  .qr-panel__header { min-height: 56px; }
  .qr-title { font-size: 18px; line-height: 26px; }
  .qr-panel__body { padding: 16px 16px 104px; }
  .qr-preview-card { position: relative; top: 0; }
  .qr-kpi-strip { grid-template-columns: 1fr; gap: 8px; overflow-x: auto; display: flex; }
  .qr-kpi-card { min-width: 120px; flex-shrink: 0; }
}

@media (max-width: 359px) {
  .u-grid-2, .qr-action-grid { grid-template-columns: 1fr; }
  .qr-stepper__label { font-size: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}