/* ============================================================
   CLOE — design system applicatif
   Shell : sidebar sombre + topbar + contenu.
   Prefixe c- pour eviter les collisions avec bootstrap.
   ============================================================ */

:root {
  --c-bg: #f4f6fa;
  --c-surface: #ffffff;
  --c-border: #e4e9f1;
  --c-border-strong: #cdd6e4;
  --c-text: #1e293b;
  --c-text-soft: #64748b;
  --c-text-faint: #94a3b8;
  --c-primary: #2563eb;
  --c-primary-soft: #e8effd;
  --c-primary-dark: #1d4ed8;
  --c-success: #16a34a;
  --c-success-soft: #e6f6ec;
  --c-warning: #d97706;
  --c-warning-soft: #fdf3e3;
  --c-danger: #dc2626;
  --c-danger-soft: #fdeaea;
  --c-info: #0e7490;
  --c-info-soft: #e3f5f9;
  --c-sidebar-bg: #0f172a;
  --c-sidebar-text: #94a3b8;
  --c-sidebar-active: #ffffff;
  --c-radius: 10px;
  --c-radius-sm: 7px;
  --c-shadow: 0 1px 2px rgba(15, 23, 42, .05), 0 4px 16px rgba(15, 23, 42, .06);
  --c-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

html, body.c-body {
  margin: 0;
  padding: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--c-font);
  font-size: 14.5px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body.c-body h1, body.c-body h2, body.c-body h3,
body.c-body h4, body.c-body h5 {
  font-family: var(--c-font);
  color: var(--c-text);
  font-weight: 650;
}

body.c-body a { color: var(--c-primary); }
body.c-body a:hover { color: var(--c-primary-dark); text-decoration: none; }

/* ---------- Layout shell ---------- */

.c-app {
  display: flex;
  min-height: 100vh;
}

.c-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.c-content {
  flex: 1;
  padding: 26px 34px 60px;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
}

.c-content--full { max-width: none; }

/* ---------- Sidebar ---------- */

.c-sidebar {
  width: 248px;
  flex-shrink: 0;
  background: var(--c-sidebar-bg);
  color: var(--c-sidebar-text);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.c-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 18px 14px;
  color: #fff !important;
  font-weight: 800;
  font-size: 17px;
  letter-spacing: .06em;
  text-decoration: none !important;
}

.c-logo-mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, #3b82f6, #6366f1);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 800;
}

.c-project-switch {
  margin: 4px 12px 10px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--c-radius-sm);
}

.c-project-switch small {
  display: block;
  text-transform: uppercase;
  letter-spacing: .1em;
  font-size: 10px;
  color: var(--c-text-faint);
}

.c-project-switch strong {
  display: block;
  color: #fff;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.c-project-switch a {
  font-size: 11.5px;
  color: #93c5fd !important;
}

.c-nav { padding: 4px 0 24px; }

.c-nav-section {
  margin: 16px 18px 4px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #475569;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.c-nav-section a {
  color: #64748b !important;
  font-size: 13px;
  line-height: 1;
}
.c-nav-section a:hover { color: #93c5fd !important; }

.c-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 18px;
  color: var(--c-sidebar-text) !important;
  font-size: 13.5px;
  text-decoration: none !important;
  border-left: 3px solid transparent;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.c-nav-item .fa {
  width: 16px;
  text-align: center;
  font-size: 13px;
  color: #475569;
}

.c-nav-item:hover {
  color: #e2e8f0 !important;
  background: rgba(255, 255, 255, .04);
}

.c-nav-item.is-active {
  color: var(--c-sidebar-active) !important;
  background: rgba(59, 130, 246, .14);
  border-left-color: var(--c-primary);
}

.c-nav-item.is-active .fa { color: #93c5fd; }

.c-nav-chip {
  font-size: 9.5px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 99px;
  background: rgba(255, 255, 255, .08);
  color: #94a3b8;
  flex-shrink: 0;
}

.c-sidebar-foot {
  margin-top: auto;
  padding: 14px 18px;
  font-size: 11px;
  color: #475569;
}

/* ---------- Topbar ---------- */

.c-topbar {
  height: 58px;
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 34px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.c-crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: var(--c-text-faint);
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
}

.c-crumbs a { color: var(--c-text-soft) !important; }
.c-crumbs a:hover { color: var(--c-primary) !important; }
.c-crumbs .sep { color: var(--c-border-strong); }
.c-crumbs .here { color: var(--c-text); font-weight: 600; overflow: hidden; text-overflow: ellipsis; }

.c-topbar-search {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0;
}

.c-topbar-search input {
  width: 240px;
  height: 34px;
  border: 1px solid var(--c-border);
  border-radius: 99px;
  background: var(--c-bg);
  padding: 0 38px 0 14px;
  font-size: 13px;
  font-family: var(--c-font);
  color: var(--c-text);
  outline: none;
  transition: border-color .15s, background .15s;
}

.c-topbar-search input:focus {
  border-color: var(--c-primary);
  background: #fff;
}

.c-topbar-search button {
  margin-left: -32px;
  border: 0;
  background: none;
  color: var(--c-text-faint);
  cursor: pointer;
  height: 34px;
}

/* ---------- Page header ---------- */

.c-page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.c-page-head h1 {
  font-size: 23px;
  margin: 0 0 4px;
}

.c-kicker {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-primary);
  margin: 0 0 2px;
}

.c-page-sub {
  color: var(--c-text-soft);
  font-size: 14px;
  margin: 0;
  max-width: 720px;
}

.c-page-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-shrink: 0;
  flex-wrap: wrap;
}

/* ---------- Cards & panels ---------- */

.c-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius);
  box-shadow: var(--c-shadow);
  padding: 20px 22px;
  margin-bottom: 20px;
}

.c-card--flush { padding: 0; overflow: hidden; }

.c-card-title {
  font-size: 15px;
  font-weight: 650;
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.c-card-title .fa { color: var(--c-text-faint); margin-right: 6px; }

/* ---------- KPI grid ---------- */

.c-kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.c-kpi {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius);
  box-shadow: var(--c-shadow);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.c-kpi-icon {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  flex-shrink: 0;
}

.c-kpi-icon.is-primary { background: var(--c-primary-soft); color: var(--c-primary); }
.c-kpi-icon.is-success { background: var(--c-success-soft); color: var(--c-success); }
.c-kpi-icon.is-warning { background: var(--c-warning-soft); color: var(--c-warning); }
.c-kpi-icon.is-danger  { background: var(--c-danger-soft);  color: var(--c-danger); }
.c-kpi-icon.is-info    { background: var(--c-info-soft);    color: var(--c-info); }

.c-kpi-value { font-size: 21px; font-weight: 700; line-height: 1.1; }
.c-kpi-label { font-size: 12px; color: var(--c-text-soft); }

/* ---------- Donut ---------- */

.c-donut-wrap {
  display: flex;
  align-items: center;
  gap: 18px;
}

.c-donut { transform: rotate(-90deg); }
.c-donut .bg { stroke: var(--c-border); }
.c-donut text { transform: rotate(90deg); transform-origin: center; }

.c-legend { font-size: 13px; color: var(--c-text-soft); }
.c-legend li { list-style: none; margin-bottom: 4px; }
.c-legend ul { margin: 0; padding: 0; }
.c-legend .dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 99px;
  margin-right: 7px;
}

/* ---------- Buttons ---------- */

.c-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 34px;
  padding: 0 15px;
  border-radius: 8px;
  border: 1px solid var(--c-border-strong);
  background: var(--c-surface);
  color: var(--c-text) !important;
  font-size: 13px;
  font-weight: 600;
  font-family: var(--c-font);
  cursor: pointer;
  text-decoration: none !important;
  transition: background .12s, border-color .12s, color .12s;
  white-space: nowrap;
}

.c-btn:hover { background: var(--c-bg); border-color: var(--c-text-faint); }

.c-btn--primary {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff !important;
}
.c-btn--primary:hover { background: var(--c-primary-dark); border-color: var(--c-primary-dark); }

.c-btn--danger {
  background: var(--c-surface);
  border-color: #f3b9b9;
  color: var(--c-danger) !important;
}
.c-btn--danger:hover { background: var(--c-danger-soft); border-color: var(--c-danger); }

.c-btn--ghost { border-color: transparent; background: transparent; color: var(--c-text-soft) !important; }
.c-btn--ghost:hover { background: var(--c-bg); color: var(--c-text) !important; }

.c-btn--sm { height: 28px; padding: 0 10px; font-size: 12px; border-radius: 7px; }

.c-icon-btn {
  width: 34px;
  height: 34px;
  padding: 0;
  justify-content: center;
}

/* ---------- Toolbar ---------- */

.c-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius);
  box-shadow: var(--c-shadow);
  padding: 10px 14px;
  margin-bottom: 18px;
}

.c-toolbar .spacer { flex: 1; }

.c-save-status {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--c-text-faint);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.c-save-status.is-saving { color: var(--c-warning); }
.c-save-status.is-saved { color: var(--c-success); }
.c-save-status.is-error { color: var(--c-danger); }
.c-save-status.is-dirty { color: var(--c-warning); }

/* ---------- Badges ---------- */

.c-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 9px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .02em;
  white-space: nowrap;
}

.c-badge--success { background: var(--c-success-soft); color: var(--c-success); }
.c-badge--danger  { background: var(--c-danger-soft);  color: var(--c-danger); }
.c-badge--warning { background: var(--c-warning-soft); color: var(--c-warning); }
.c-badge--info    { background: var(--c-info-soft);    color: var(--c-info); }
.c-badge--primary { background: var(--c-primary-soft); color: var(--c-primary); }
.c-badge--muted   { background: #eef1f6; color: var(--c-text-soft); }

/* ---------- Tables ---------- */

.c-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.c-table th {
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--c-text-faint);
  padding: 10px 14px;
  border-bottom: 1px solid var(--c-border);
  background: #f8fafc;
}

.c-table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--c-border);
  vertical-align: top;
}

.c-table tbody tr:hover { background: #f8fafc; }
.c-table tbody tr:last-child td { border-bottom: 0; }

/* ---------- Progress ---------- */

.c-progress {
  height: 7px;
  border-radius: 99px;
  background: #e9edf4;
  overflow: hidden;
}

.c-progress > span {
  display: block;
  height: 100%;
  border-radius: 99px;
  background: var(--c-primary);
  transition: width .3s;
}

.c-progress > span.is-success { background: var(--c-success); }
.c-progress > span.is-warning { background: var(--c-warning); }
.c-progress > span.is-danger { background: var(--c-danger); }

.c-progress-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--c-text-soft);
  margin-bottom: 5px;
}

/* ---------- Forms ---------- */

.c-field { margin-bottom: 16px; }

.c-label {
  display: block;
  font-size: 12.5px;
  font-weight: 650;
  margin-bottom: 5px;
  color: var(--c-text);
}

.c-hint { font-size: 12px; color: var(--c-text-faint); margin-top: 4px; }

.c-input, .c-select, .c-textarea {
  width: 100%;
  border: 1px solid var(--c-border-strong);
  border-radius: 8px;
  background: #fff;
  font-family: var(--c-font);
  font-size: 13.5px;
  color: var(--c-text);
  padding: 8px 12px;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
  box-sizing: border-box;
}

.c-input:focus, .c-select:focus, .c-textarea:focus {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, .12);
}

.c-textarea { min-height: 110px; resize: vertical; }

/* ---------- Module cards (dashboard) ---------- */

.c-mod-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 14px;
}

.c-mod-card {
  display: block;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius);
  padding: 14px 16px;
  text-decoration: none !important;
  color: var(--c-text) !important;
  box-shadow: var(--c-shadow);
  transition: border-color .12s, transform .12s;
}

.c-mod-card:hover { border-color: var(--c-primary); transform: translateY(-1px); }

.c-mod-card h4 {
  font-size: 14.5px;
  margin: 8px 0 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.c-mod-card p {
  font-size: 12.5px;
  color: var(--c-text-soft);
  margin: 0 0 10px;
  min-height: 18px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.c-mod-card--new {
  border-style: dashed;
  background: transparent;
  box-shadow: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--c-text-soft) !important;
  font-weight: 600;
  font-size: 13.5px;
  min-height: 96px;
}

.c-mod-card--new:hover { color: var(--c-primary) !important; }

/* ---------- Empty state ---------- */

.c-empty {
  text-align: center;
  padding: 44px 20px;
  color: var(--c-text-faint);
}

.c-empty .fa { font-size: 28px; margin-bottom: 10px; display: block; color: var(--c-border-strong); }
.c-empty strong { display: block; color: var(--c-text-soft); font-size: 15px; margin-bottom: 3px; }
.c-empty p { font-size: 13px; margin: 0 0 14px; }

/* ---------- Note / alert ---------- */

.c-note {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  background: var(--c-primary-soft);
  border: 1px solid #cdddfb;
  color: #1e3a8a;
  border-radius: var(--c-radius-sm);
  padding: 10px 14px;
  font-size: 13px;
  margin-bottom: 18px;
}

.c-note--danger { background: var(--c-danger-soft); border-color: #f3c4c4; color: #7f1d1d; }

/* ---------- Danger zone ---------- */

.c-danger-zone {
  border: 1px solid #f3c4c4;
  border-radius: var(--c-radius);
  background: var(--c-surface);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.c-danger-zone h4 { font-size: 14px; margin: 0 0 2px; color: var(--c-danger); }
.c-danger-zone p { font-size: 12.5px; color: var(--c-text-soft); margin: 0; }

/* ---------- Filter pills ---------- */

.c-pills { display: inline-flex; gap: 6px; flex-wrap: wrap; }

.c-pill {
  border: 1px solid var(--c-border-strong);
  background: var(--c-surface);
  border-radius: 99px;
  height: 28px;
  padding: 0 13px;
  font-size: 12.5px;
  font-weight: 600;
  font-family: var(--c-font);
  color: var(--c-text-soft);
  cursor: pointer;
}

.c-pill.is-active {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
}

/* ---------- Activity feed ---------- */

.c-feed { list-style: none; margin: 0; padding: 0; }

.c-feed li {
  display: flex;
  gap: 12px;
  padding: 10px 2px;
  border-bottom: 1px solid var(--c-border);
  font-size: 13.5px;
}

.c-feed li:last-child { border-bottom: 0; }

.c-feed .when {
  flex-shrink: 0;
  width: 150px;
  color: var(--c-text-faint);
  font-size: 12.5px;
}

/* ---------- Requirement summary tree (reqview) ---------- */

.c-outline {
  font-size: 12.5px;
  max-height: 70vh;
  overflow: auto;
}

.c-outline ol { padding-left: 16px; margin: 0; }
.c-outline li { margin: 2px 0; }
.c-outline a { color: var(--c-text-soft) !important; }
.c-outline a:hover { color: var(--c-primary) !important; }

/* ---------- Editor layout (req) ---------- */

.c-editor-layout {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.c-editor-side {
  width: 230px;
  flex-shrink: 0;
  position: sticky;
  top: 80px;
}

.c-editor-main { flex: 1; min-width: 0; }

@media (max-width: 1000px) {
  .c-editor-side { display: none; }
}

/* ---------- Tabulator restyle ---------- */

.c-card .tabulator {
  border: 0;
  background: transparent;
  font-family: var(--c-font);
  font-size: 13.5px;
}

.c-card .tabulator .tabulator-header {
  background: #f8fafc;
  border-bottom: 1px solid var(--c-border);
}

.c-card .tabulator .tabulator-header .tabulator-col {
  background: #f8fafc;
  border-right: 1px solid var(--c-border);
}

.c-card .tabulator .tabulator-header .tabulator-col-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--c-text-faint);
}

.c-card .tabulator .tabulator-row {
  border-bottom: 1px solid var(--c-border);
  background: #fff;
}

.c-card .tabulator .tabulator-row.tabulator-row-even { background: #fff; }
.c-card .tabulator .tabulator-row:hover { background: #f8fafc; }

.c-card .tabulator .tabulator-row.tabulator-selected {
  background: var(--c-primary-soft);
}

.c-card .tabulator .tabulator-cell {
  border-right: 1px solid var(--c-border);
  padding: 8px 10px;
}

/* ---------- Diagram canvas ---------- */

.c-canvas {
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius);
  background:
    linear-gradient(90deg, rgba(100, 116, 139, .07) 1px, transparent 1px),
    linear-gradient(rgba(100, 116, 139, .07) 1px, transparent 1px);
  background-size: 22px 22px;
  background-color: #fff;
  overflow: hidden;
}

.c-canvas .editor {
  width: 100%;
  height: 64vh;
  min-height: 420px;
  position: relative;
  overflow: auto;
  cursor: default;
}

/* ---------- Quill modal tweaks ---------- */

.c-modal .modal-content {
  border: 0;
  border-radius: var(--c-radius);
  box-shadow: 0 18px 50px rgba(15, 23, 42, .25);
  font-family: var(--c-font);
}

.c-modal .modal-header {
  border-bottom: 1px solid var(--c-border);
  padding: 14px 20px;
}

.c-modal .modal-title { font-size: 15px; font-weight: 650; }

/* ---------- Search results ---------- */

.c-result-group h4 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: var(--c-text-faint);
  margin: 0 0 8px;
}

.c-result {
  display: block;
  padding: 10px 12px;
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius-sm);
  margin-bottom: 8px;
  text-decoration: none !important;
  color: var(--c-text) !important;
  background: var(--c-surface);
}

.c-result:hover { border-color: var(--c-primary); }
.c-result small { color: var(--c-text-soft); display: block; }

/* ---------- Auth-less landing link / misc ---------- */

.c-muted { color: var(--c-text-soft); }
.c-faint { color: var(--c-text-faint); }
.c-mt0 { margin-top: 0; }
.c-mb0 { margin-bottom: 0; }
.c-flex { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.c-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media (max-width: 900px) { .c-grid-2 { grid-template-columns: 1fr; } }

/* ---------- Project list ---------- */

.c-project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 16px;
}

.c-project-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius);
  box-shadow: var(--c-shadow);
  padding: 18px 20px;
  display: block;
  text-decoration: none !important;
  color: var(--c-text) !important;
  transition: border-color .12s, transform .12s;
}

.c-project-card:hover { border-color: var(--c-primary); transform: translateY(-2px); }

.c-project-card .mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, #3b82f6, #6366f1);
  color: #fff;
  font-weight: 800;
  font-size: 17px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.c-project-card h3 { font-size: 16px; margin: 0 0 4px; }

.c-project-card p {
  font-size: 13px;
  color: var(--c-text-soft);
  margin: 0 0 12px;
  min-height: 38px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.c-project-card .meta {
  font-size: 12px;
  color: var(--c-text-faint);
  display: flex;
  gap: 12px;
}

/* ---------- Requirements document editor (Polarion/DOORS style) ---------- */

.doc {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--c-radius);
  box-shadow: var(--c-shadow);
  padding: 52px 64px 90px;
  max-width: 880px;
  min-height: 62vh;
}

.doc-editor {
  outline: none;
  font-size: 14.5px;
  color: var(--c-text);
  line-height: 1.65;
  caret-color: var(--c-primary);
  counter-reset: sec1;
}

.doc-editor:empty::before {
  content: 'Start writing your document, or insert a requirement\2026';
  color: var(--c-text-faint);
}

/* Numerotation hierarchique des sections, comme DOORS */
.doc-editor h1 { font-size: 24px; margin: 26px 0 10px; counter-increment: sec1; counter-reset: sec2; }
.doc-editor h2 { font-size: 19px; margin: 20px 0 8px; counter-increment: sec2; counter-reset: sec3; }
.doc-editor h3 { font-size: 16px; margin: 16px 0 6px; counter-increment: sec3; }
.doc-editor h1::before { content: counter(sec1) '. '; color: var(--c-text-faint); font-weight: 600; }
.doc-editor h2::before { content: counter(sec1) '.' counter(sec2) ' '; color: var(--c-text-faint); font-weight: 600; }
.doc-editor h3::before { content: counter(sec1) '.' counter(sec2) '.' counter(sec3) ' '; color: var(--c-text-faint); font-weight: 600; }
.doc-editor h1:first-child { margin-top: 0; }
.doc-editor h4, .doc-editor h5 { font-size: 15px; margin: 12px 0 6px; }
.doc-editor p { margin: 8px 0; }
.doc-editor ul, .doc-editor ol { margin: 8px 0; padding-left: 26px; }
.doc-editor li { margin: 3px 0; }

/* Bloc exigence insere dans le document */
.req-block {
  border: 1px solid var(--c-border);
  border-left: 3px solid var(--c-warning);
  border-radius: 8px;
  background: #f9fafc;
  margin: 14px 0;
  position: relative;
}

.req-block[data-status='Accepted'] { border-left-color: var(--c-success); }
.req-block[data-status='Obsolete'] { border-left-color: var(--c-border-strong); opacity: .72; }

.req-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 6px 10px 5px;
  border-bottom: 1px dashed var(--c-border);
}

.req-rid {
  font-weight: 800;
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--c-primary);
  background: var(--c-primary-soft);
  border: 0;
  border-radius: 6px;
  padding: 3px 9px;
  width: 88px;
  font-family: var(--c-font);
  outline: none;
}

.req-rid:focus { box-shadow: 0 0 0 2px rgba(37, 99, 235, .25); }

.req-status {
  margin-left: auto;
  border: 1px solid var(--c-border);
  background: #fff;
  border-radius: 6px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--c-text-soft);
  padding: 2px 6px;
  font-family: var(--c-font);
  outline: none;
  cursor: pointer;
}

.req-links {
  display: inline-flex;
  gap: 4px;
  flex-wrap: wrap;
  align-items: center;
  min-width: 0;
}

.req-delete {
  border: 0;
  background: none;
  color: var(--c-text-faint);
  cursor: pointer;
  width: 22px;
  height: 22px;
  border-radius: 5px;
  font-size: 11px;
}

.req-delete:hover { background: var(--c-danger-soft); color: var(--c-danger); }

.req-body {
  padding: 9px 14px 10px;
  outline: none;
  min-height: 22px;
  font-size: 14.5px;
}

.req-body h1, .req-body h2, .req-body h3, .req-body h4, .req-body h5 {
  font-size: 14.5px;
  font-weight: 650;
  margin: 0 0 4px;
  counter-increment: none;
}
.req-body h1::before, .req-body h2::before, .req-body h3::before { content: none; }
.req-body p { margin: 4px 0; }

/* Pastille de la palette MBSE */
.palette-swatch {
  display: inline-block;
  width: 14px;
  height: 11px;
  border: 1.5px solid;
  border-radius: 3px;
  flex-shrink: 0;
}

.palette-swatch.is-rounded { border-radius: 6px; }

/* Chip de lien de tracabilite (exigences, IVV, diagrammes) */
.req-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: 99px;
  background: #eef1f6;
  border: 1px solid transparent;
  color: var(--c-text-soft) !important;
  text-decoration: none !important;
  white-space: nowrap;
  max-width: 280px;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 1px 0;
}

.req-link:hover {
  border-color: var(--c-primary);
  background: var(--c-primary-soft);
  color: var(--c-primary) !important;
}

.req-link .fa { font-size: 10px; }

/* Mise en evidence d'un item cible par un lien de tracabilite */
@keyframes c-flash-kf {
  0%, 60% { box-shadow: 0 0 0 3px rgba(245, 158, 11, .6); }
  100% { box-shadow: 0 0 0 3px rgba(245, 158, 11, 0); }
}

.c-flash { animation: c-flash-kf 2s ease-out; border-radius: 8px; }

/* Panneau de tracabilite (vue diagramme) */
.link-panel { margin-top: 14px; padding: 14px 18px; }

.link-panel-head {
  font-size: 13.5px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.link-panel-head .fa { color: var(--c-text-faint); }

.link-panel-list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
}

.link-panel-list li { padding: 3px 0; }

/* Separateur vertical de toolbar */
.c-toolbar .sep {
  width: 1px;
  height: 22px;
  background: var(--c-border);
  margin: 0 4px;
}

@media (max-width: 1100px) {
  .doc { padding: 30px 28px 60px; }
}

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

@media (max-width: 860px) {
  .c-sidebar { display: none; }
  .c-content { padding: 18px 16px 50px; }
  .c-topbar { padding: 0 16px; }
  .c-topbar-search input { width: 150px; }
}