/* =========================================================================
   CERTIFICATS — Module SaaS premium (panneau admin)
   Identite visuelle propre (namespace --cert-*), inspiree du "Centre
   d'Examens" (.presential-dashboard / .online-exam-dashboard / .exam-hub-*)
   mais avec ses propres tokens pour ne jamais modifier styles.css.
   ========================================================================= */

.certificates-saas {
  --cert-bg: #060A14;
  --cert-surface: #0D1730;
  --cert-surface-soft: #121F3F;
  --cert-border: rgba(201, 166, 70, 0.34);
  --cert-gold: #C9A646;
  --cert-gold-light: #F4D35E;
  --cert-navy: #102A56;
  --cert-blue: #173A7A;
  --cert-text: #F8FAFC;
  --cert-muted: #AAB4C8;
  --cert-success: #22C55E;
  --cert-warning: #F59E0B;
  --cert-danger: #EF4444;

  position: relative;
  overflow: hidden;
  padding: 1.75rem;
  border-radius: 18px;
  color: var(--cert-text);
  background:
    radial-gradient(ellipse 65% 55% at 8% -10%, rgba(201, 166, 70, 0.14) 0%, transparent 60%),
    radial-gradient(ellipse 75% 65% at 105% 115%, rgba(23, 58, 122, 0.4) 0%, transparent 60%),
    linear-gradient(160deg, var(--cert-bg) 0%, #0A1226 45%, #0D1730 100%);
  border: 1px solid rgba(201, 166, 70, 0.16);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04), 0 30px 80px rgba(2, 6, 23, 0.55);
  min-height: calc(100vh - 140px);
}

.certificates-saas::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--cert-navy) 0%, var(--cert-gold) 25%, var(--cert-gold-light) 50%, var(--cert-gold) 75%, var(--cert-navy) 100%);
}

.certificates-saas * { box-sizing: border-box; }

/* ---------------------------------------------------------------------- */
/* En-tete                                                                 */
/* ---------------------------------------------------------------------- */

.certificates-header {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.certificates-header-main { display: flex; gap: 1rem; align-items: flex-start; max-width: 720px; }

.certificates-header-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  font-size: 1.4rem;
  background: linear-gradient(135deg, var(--cert-gold-light), var(--cert-gold));
  color: #10142b;
  box-shadow: 0 10px 26px rgba(201, 166, 70, 0.35);
}

.certificates-header-kicker {
  display: block;
  color: var(--cert-gold-light);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-shadow: 0 0 16px rgba(244, 211, 94, 0.3);
  margin-bottom: 0.25rem;
}

.certificates-header h2 { margin: 0 0 0.4rem; font-size: 1.85rem; line-height: 1.15; color: var(--cert-text); }
.certificates-header p { margin: 0; color: var(--cert-muted); line-height: 1.55; }

.certificates-header-meta { display: flex; align-items: center; gap: 0.6rem; margin-top: 0.6rem; flex-wrap: wrap; }

.certificates-count-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: rgba(201, 166, 70, 0.14);
  border: 1px solid var(--cert-border);
  color: var(--cert-gold-light);
  font-weight: 700;
  font-size: 0.78rem;
}

.certificates-header-actions { display: flex; gap: 0.6rem; flex-wrap: wrap; align-items: center; }

.certificate-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 10px;
  padding: 0.6rem 1rem;
  font-weight: 700;
  font-size: 0.88rem;
  border: 1px solid var(--cert-border);
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease, background 0.18s ease;
  background: linear-gradient(180deg, var(--cert-blue) 0%, var(--cert-navy) 100%);
  color: #dce7ff;
}

.certificate-btn:hover:not(:disabled) { transform: translateY(-1px); border-color: var(--cert-gold); color: var(--cert-gold-light); }
.certificate-btn:disabled { opacity: 0.55; cursor: not-allowed; }
.certificate-btn:focus-visible { outline: 3px solid var(--cert-gold-light); outline-offset: 2px; }

.certificate-btn.primary {
  background: linear-gradient(135deg, var(--cert-gold-light) 0%, var(--cert-gold) 55%, #a9791b 100%);
  color: #10142b;
  border-color: rgba(169, 121, 27, 0.5);
  box-shadow: 0 10px 26px rgba(201, 166, 70, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.5);
}
.certificate-btn.primary:hover:not(:disabled) { filter: brightness(1.08); color: #10142b; }

.certificate-btn.danger { background: linear-gradient(180deg, #3a1420 0%, #2a0e18 100%); color: #fca5a5; border-color: rgba(239, 68, 68, 0.4); }
.certificate-btn.danger:hover:not(:disabled) { background: linear-gradient(180deg, #4a1826 0%, #3a1420 100%); color: #fecaca; }

/* ---------------------------------------------------------------------- */
/* Onglets                                                                 */
/* ---------------------------------------------------------------------- */

.certificates-tabs {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid rgba(201, 166, 70, 0.16);
  padding-bottom: 1rem;
}

.certificates-tab {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 1.1rem;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: linear-gradient(160deg, rgba(16, 23, 48, 0.94) 0%, rgba(6, 10, 20, 0.94) 100%);
  color: var(--cert-muted);
  font-weight: 700;
  font-size: 0.92rem;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.25s ease, border-color 0.2s ease, color 0.2s ease;
}

.certificates-tab::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.12), transparent);
  transform: translateX(-130%);
  transition: transform 0.6s ease;
}

.certificates-tab:hover::before { transform: translateX(130%); }
.certificates-tab:hover { border-color: rgba(201, 166, 70, 0.45); transform: translateY(-2px); }
.certificates-tab:focus-visible { outline: 3px solid var(--cert-gold-light); outline-offset: 2px; }

.certificates-tab.active {
  border-color: var(--cert-gold);
  background:
    radial-gradient(ellipse 90% 120% at 0% 0%, rgba(201, 166, 70, 0.22), transparent 60%),
    linear-gradient(160deg, var(--cert-surface-soft) 0%, var(--cert-surface) 100%);
  color: var(--cert-gold-light);
  box-shadow: 0 12px 28px rgba(201, 166, 70, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.certificates-tab-panel { position: relative; z-index: 1; display: none; }
.certificates-tab-panel.active { display: block; animation: cert-fade-in 0.25s ease; }

@keyframes cert-fade-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------------------------------------------------------------------- */
/* Panneaux / cartes generiques                                           */
/* ---------------------------------------------------------------------- */

.certificate-panel {
  background: linear-gradient(165deg, var(--cert-surface) 0%, #0A1226 100%);
  border: 1px solid var(--cert-border);
  border-radius: 14px;
  padding: 1.5rem;
  box-shadow: 0 14px 34px rgba(2, 6, 23, 0.4);
  margin-bottom: 1.5rem;
}

.certificate-panel h3 { margin: 0 0 0.35rem; color: var(--cert-gold-light); font-size: 1.15rem; }
.certificate-panel > p.certificate-panel-desc { margin: 0 0 1.1rem; color: var(--cert-muted); line-height: 1.5; }

/* ---------------------------------------------------------------------- */
/* Statistiques (Vue generale)                                            */
/* ---------------------------------------------------------------------- */

.certificate-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.certificate-stat-card {
  position: relative;
  background: linear-gradient(160deg, var(--cert-surface-soft) 0%, var(--cert-surface) 100%);
  border: 1px solid var(--cert-border);
  border-top: 3px solid var(--cert-gold);
  border-radius: 14px;
  padding: 1.3rem 1.4rem;
  box-shadow: 0 12px 30px rgba(2, 6, 23, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.03);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.certificate-stat-card:hover { transform: translateY(-2px); box-shadow: 0 16px 40px rgba(23, 58, 122, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.05); }

.certificate-stat-card .stat-icon {
  width: 38px; height: 38px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 10px;
  background: rgba(201, 166, 70, 0.14);
  color: var(--cert-gold-light);
  margin-bottom: 0.7rem;
  font-size: 1.05rem;
}

.certificate-stat-card h4 { margin: 0 0 0.5rem; color: var(--cert-muted); font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em; }
.certificate-stat-card .stat-value { font-size: 2rem; font-weight: 800; margin: 0; color: var(--cert-gold-light); text-shadow: 0 0 18px rgba(244, 211, 94, 0.25); }
.certificate-stat-card .stat-value.danger { color: #fca5a5; text-shadow: none; }
.certificate-stat-card .stat-hint { margin: 0.35rem 0 0; font-size: 0.78rem; color: var(--cert-muted); }

.certificate-stat-card.skeleton .stat-value,
.certificate-stat-card.skeleton h4 {
  color: transparent;
  background: linear-gradient(90deg, rgba(255,255,255,0.06) 25%, rgba(255,255,255,0.14) 37%, rgba(255,255,255,0.06) 63%);
  background-size: 400% 100%;
  border-radius: 6px;
  animation: cert-skeleton 1.4s ease infinite;
}

@keyframes cert-skeleton {
  0% { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}

.certificate-system-status { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0.9rem; }

.certificate-system-item {
  display: flex; align-items: center; justify-content: space-between; gap: 0.6rem;
  padding: 0.7rem 0.9rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(201, 166, 70, 0.14);
}

.certificate-system-item span.label { color: var(--cert-muted); font-size: 0.85rem; }

/* ---------------------------------------------------------------------- */
/* Badges de statut                                                        */
/* ---------------------------------------------------------------------- */

.certificate-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border: 1px solid transparent;
}

.certificate-status-badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

.certificate-status-badge.active { background: rgba(34, 197, 94, 0.14); color: var(--cert-success); border-color: rgba(34, 197, 94, 0.35); }
.certificate-status-badge.revoked { background: rgba(239, 68, 68, 0.14); color: var(--cert-danger); border-color: rgba(239, 68, 68, 0.35); }
.certificate-status-badge.reissued { background: rgba(245, 158, 11, 0.14); color: var(--cert-warning); border-color: rgba(245, 158, 11, 0.35); }
.certificate-status-badge.ok,
.certificate-status-badge.configured,
.certificate-status-badge.complete { background: rgba(34, 197, 94, 0.14); color: var(--cert-success); border-color: rgba(34, 197, 94, 0.35); }
.certificate-status-badge.error,
.certificate-status-badge.not_configured,
.certificate-status-badge.incomplete { background: rgba(239, 68, 68, 0.14); color: var(--cert-danger); border-color: rgba(239, 68, 68, 0.35); }

/* ---------------------------------------------------------------------- */
/* Barre d'outils (recherche / filtres)                                    */
/* ---------------------------------------------------------------------- */

.certificate-table-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1.1rem;
}

.certificate-table-toolbar input[type="text"],
.certificate-table-toolbar input[type="date"],
.certificate-table-toolbar select {
  background: linear-gradient(180deg, var(--cert-navy) 0%, var(--cert-blue) 100%);
  color: var(--cert-text);
  border: 1px solid rgba(23, 58, 122, 0.55);
  border-radius: 10px;
  padding: 0.55rem 0.8rem;
  font-size: 0.88rem;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
}

.certificate-table-toolbar input:focus,
.certificate-table-toolbar select:focus {
  outline: none;
  border-color: var(--cert-gold);
  box-shadow: 0 0 0 3px rgba(201, 166, 70, 0.28);
}

.certificate-table-toolbar select option { background: #ffffff; color: #10142b; }

/* ---------------------------------------------------------------------- */
/* Tableau de donnees                                                      */
/* ---------------------------------------------------------------------- */

.certificate-data-table-wrap { overflow-x: auto; border-radius: 12px; border: 1px solid var(--cert-border); }

.certificate-data-table { width: 100%; border-collapse: collapse; min-width: 760px; }

.certificate-data-table th {
  background: linear-gradient(180deg, var(--cert-navy) 0%, var(--cert-surface-soft) 100%);
  color: var(--cert-gold-light);
  text-align: left;
  padding: 0.9rem 1rem;
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  border-bottom: 1px solid var(--cert-border);
  white-space: nowrap;
}

.certificate-data-table td {
  padding: 0.9rem 1rem;
  border-top: 1px solid rgba(201, 166, 70, 0.12);
  color: var(--cert-text);
  vertical-align: middle;
}

.certificate-data-table tbody tr:hover { background: rgba(23, 58, 122, 0.16); }
.certificate-data-table strong { color: #ffffff; }
.certificate-data-table small { color: var(--cert-muted); }

.certificate-data-table .row-actions { display: flex; gap: 0.4rem; flex-wrap: wrap; }

.certificate-empty-state,
.certificate-error-state {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--cert-muted);
}

.certificate-error-state { color: #fca5a5; }

/* ---------------------------------------------------------------------- */
/* Pagination                                                              */
/* ---------------------------------------------------------------------- */

.certificate-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.certificate-pagination-info { color: var(--cert-muted); font-size: 0.82rem; }

.certificate-pagination-controls { display: flex; gap: 0.4rem; }

.certificate-pagination-controls button {
  min-width: 36px;
  padding: 0.4rem 0.6rem;
  border-radius: 8px;
  border: 1px solid var(--cert-border);
  background: var(--cert-surface-soft);
  color: var(--cert-text);
  cursor: pointer;
  font-weight: 700;
}

.certificate-pagination-controls button:hover:not(:disabled) { border-color: var(--cert-gold); color: var(--cert-gold-light); }
.certificate-pagination-controls button:disabled { opacity: 0.4; cursor: not-allowed; }
.certificate-pagination-controls button.active { background: linear-gradient(135deg, var(--cert-gold-light), var(--cert-gold)); color: #10142b; }

/* ---------------------------------------------------------------------- */
/* Apercu PDF en direct                                                    */
/* ---------------------------------------------------------------------- */

.certificate-preview-shell {
  position: relative;
  border-radius: 14px;
  border: 1px solid var(--cert-border);
  background: #05070f;
  box-shadow: 0 0 0 1px rgba(201, 166, 70, 0.08), 0 20px 50px rgba(2, 6, 23, 0.55);
  overflow: hidden;
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.certificate-preview-shell iframe { width: 100%; height: 560px; border: 0; display: block; background: #ffffff; }

.certificate-preview-loading,
.certificate-preview-error {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  color: var(--cert-muted);
  background: rgba(6, 10, 20, 0.85);
}

.certificate-preview-error { color: #fca5a5; }

.certificate-preview-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 0.75rem; margin-bottom: 0.9rem; flex-wrap: wrap; }

/* ---------------------------------------------------------------------- */
/* Cartes d'upload (Identite visuelle)                                     */
/* ---------------------------------------------------------------------- */

.certificate-upload-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.25rem; }

.certificate-upload-card {
  position: relative;
  border: 2px dashed rgba(201, 166, 70, 0.35);
  border-radius: 14px;
  padding: 1.4rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.015);
  transition: border-color 0.2s ease, background 0.2s ease;
  cursor: pointer;
}

.certificate-upload-card:hover,
.certificate-upload-card.drag-over {
  border-color: var(--cert-gold);
  background: rgba(201, 166, 70, 0.06);
}

.certificate-upload-card:focus-visible { outline: 3px solid var(--cert-gold-light); outline-offset: 2px; }

.certificate-upload-card .upload-icon {
  width: 46px; height: 46px; margin: 0 auto 0.7rem;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 12px;
  background: rgba(201, 166, 70, 0.14);
  color: var(--cert-gold-light);
  font-size: 1.2rem;
}

.certificate-upload-card h4 { margin: 0 0 0.35rem; color: var(--cert-text); font-size: 0.95rem; }
.certificate-upload-card p { margin: 0 0 0.75rem; color: var(--cert-muted); font-size: 0.8rem; }

.certificate-upload-card img.upload-preview {
  max-width: 100%;
  max-height: 110px;
  border-radius: 8px;
  margin-bottom: 0.75rem;
  background: #fff;
  padding: 4px;
}

.certificate-upload-card .upload-actions { display: flex; gap: 0.5rem; justify-content: center; flex-wrap: wrap; }

.certificate-identity-name-missing {
  color: var(--cert-warning);
  font-style: italic;
  font-size: 0.82rem;
}

/* ---------------------------------------------------------------------- */
/* Securite / signature / audit                                            */
/* ---------------------------------------------------------------------- */

.certificate-security-card {
  background: linear-gradient(160deg, var(--cert-surface-soft) 0%, var(--cert-surface) 100%);
  border: 1px solid var(--cert-border);
  border-radius: 14px;
  padding: 1.3rem 1.4rem;
  margin-bottom: 1.25rem;
}

.certificate-security-card h4 { margin: 0 0 0.7rem; color: var(--cert-gold-light); font-size: 1rem; }

.certificate-security-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid rgba(201, 166, 70, 0.1);
  flex-wrap: wrap;
}

.certificate-security-row:last-child { border-bottom: none; }
.certificate-security-row span.label { color: var(--cert-muted); font-size: 0.85rem; }
.certificate-security-row span.value { color: var(--cert-text); font-weight: 700; font-size: 0.88rem; }

/* ---------------------------------------------------------------------- */
/* Modales (revocation / reemission)                                       */
/* ---------------------------------------------------------------------- */

.certificate-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(2, 6, 23, 0.72);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1200;
  padding: 1rem;
}

.certificate-modal {
  width: 100%;
  max-width: 480px;
  background: linear-gradient(165deg, var(--cert-surface-soft) 0%, var(--cert-surface) 100%);
  border: 1px solid var(--cert-border);
  border-radius: 16px;
  padding: 1.6rem;
  box-shadow: 0 30px 80px rgba(2, 6, 23, 0.6);
  color: var(--cert-text);
}

.certificate-modal h3 { margin: 0 0 0.6rem; color: var(--cert-gold-light); }
.certificate-modal p { margin: 0 0 1rem; color: var(--cert-muted); line-height: 1.5; }
.certificate-modal label { display: block; margin-bottom: 0.4rem; font-weight: 700; color: var(--cert-gold-light); font-size: 0.85rem; }

.certificate-modal textarea,
.certificate-modal input[type="text"] {
  width: 100%;
  background: linear-gradient(180deg, var(--cert-navy) 0%, var(--cert-blue) 100%);
  color: var(--cert-text);
  border: 1px solid rgba(23, 58, 122, 0.55);
  border-radius: 10px;
  padding: 0.6rem 0.8rem;
  margin-bottom: 1rem;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
}

.certificate-modal-actions { display: flex; justify-content: flex-end; gap: 0.6rem; }

/* ---------------------------------------------------------------------- */
/* Accordeon (champs institutionnels avances)                              */
/* ---------------------------------------------------------------------- */

.certificate-accordion { border: 1px solid var(--cert-border); border-radius: 12px; overflow: hidden; margin-top: 1rem; }

.certificate-accordion-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--cert-surface-soft);
  color: var(--cert-gold-light);
  border: none;
  padding: 0.85rem 1rem;
  font-weight: 700;
  cursor: pointer;
}

.certificate-accordion-trigger:focus-visible { outline: 3px solid var(--cert-gold-light); outline-offset: -3px; }
.certificate-accordion-body { padding: 1rem; display: none; }
.certificate-accordion.open .certificate-accordion-body { display: block; }
.certificate-accordion-trigger .chevron { transition: transform 0.2s ease; }
.certificate-accordion.open .certificate-accordion-trigger .chevron { transform: rotate(180deg); }

/* ---------------------------------------------------------------------- */
/* Champs de formulaire (partages avec les autres panneaux)                */
/* ---------------------------------------------------------------------- */

.certificate-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.1rem; }
.certificate-form-grid .full-width { grid-column: 1 / -1; }

.certificate-template-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 1.5rem;
  align-items: start;
}

.certificates-saas .certificate-panel label {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--cert-gold-light);
  font-weight: 700;
  font-size: 0.85rem;
}

.certificates-saas .certificate-panel input[type="text"],
.certificates-saas .certificate-panel input[type="number"],
.certificates-saas .certificate-panel textarea,
.certificates-saas .certificate-panel select {
  width: 100%;
  background: linear-gradient(180deg, var(--cert-navy) 0%, var(--cert-blue) 100%);
  color: var(--cert-text);
  border: 1px solid rgba(23, 58, 122, 0.55);
  border-radius: 10px;
  padding: 0.6rem 0.8rem;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.certificates-saas .certificate-panel input:focus,
.certificates-saas .certificate-panel textarea:focus,
.certificates-saas .certificate-panel select:focus {
  outline: none;
  border-color: var(--cert-gold);
  box-shadow: 0 0 0 3px rgba(201, 166, 70, 0.28);
}

/* ---------------------------------------------------------------------- */
/* Accessibilite                                                           */
/* ---------------------------------------------------------------------- */

.certificates-saas [aria-live] { min-height: 1px; }
.certificates-saas .sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

@media (prefers-reduced-motion: reduce) {
  .certificates-saas *,
  .certificates-saas *::before,
  .certificates-saas *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* ---------------------------------------------------------------------- */
/* Responsive                                                              */
/* ---------------------------------------------------------------------- */

@media (max-width: 1024px) {
  .certificate-form-grid { grid-template-columns: 1fr; }
  .certificate-template-layout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .certificates-saas { padding: 1.1rem; }
  .certificates-header { flex-direction: column; }
  .certificates-header-actions { width: 100%; }
  .certificate-btn { flex: 1 1 auto; }
  .certificates-tab { flex: 1 1 100%; justify-content: center; }
  .certificate-preview-shell iframe { height: 420px; }
}

@media (max-width: 430px) {
  .certificate-stats-grid { grid-template-columns: 1fr; }
  .certificate-upload-grid { grid-template-columns: 1fr; }
  .certificate-table-toolbar { flex-direction: column; align-items: stretch; }
  .certificate-table-toolbar input,
  .certificate-table-toolbar select { width: 100%; }
}