/* =========================================================
   DeskFlow — feuille de style
   Repris du style maison (sidebar sombre, accent teal, fond
   crème, cartes blanches arrondies, badges en pilule).
   ========================================================= */

:root {
  --color-bg: #f4f1ea;
  --color-surface: #ffffff;
  --color-sidebar-bg: #1a1a1a;
  --color-sidebar-bg-hover: rgba(255, 255, 255, 0.06);
  --color-sidebar-text: #c9d1cd;
  --color-sidebar-text-muted: #8b938f;

  --color-accent: #1f6f5c;
  --color-accent-dark: #17594a;
  --color-accent-soft: #e3f3ef;

  --color-text: #1c1c1c;
  --color-text-muted: #6b7280;
  --color-border: #e7e2d6;
  --color-border-soft: #ececec;

  --color-input-bg: #eef1fb;
  --color-danger: #b91c1c;
  --color-danger-soft: #fde2e2;

  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 8px;
  --radius-pill: 999px;

  --shadow-card: 0 1px 2px rgba(20, 20, 20, 0.04), 0 8px 24px rgba(20, 20, 20, 0.06);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { font-weight: 700; letter-spacing: -0.01em; margin: 0 0 0.5em; }
h1 { font-size: 1.6rem; }
h2 { font-size: 1.15rem; }

/* ---------- Layout général ---------- */

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

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

.top-row {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  padding: 0.9rem 1.75rem;
  background: transparent;
}

.content {
  flex: 1;
  padding: 0 1.75rem 2.5rem;
  max-width: 1200px;
  width: 100%;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.page-subtitle { color: var(--color-text-muted); margin-top: -0.35rem; }

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

.nav-sidebar {
  width: 250px;
  flex-shrink: 0;
  background: var(--color-sidebar-bg);
  color: var(--color-sidebar-text);
  display: flex;
  flex-direction: column;
  padding: 1.1rem 0.9rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.4rem 0.5rem 1.1rem;
  margin-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-brand a {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: #fff;
  text-decoration: none;
}

.nav-logo-badge {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
  overflow: hidden;
}

.nav-logo-badge img { width: 100%; height: 100%; object-fit: cover; }

.nav-brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.nav-brand-name { font-weight: 700; font-size: 1rem; color: #fff; }
.nav-brand-sub { font-size: 0.72rem; color: var(--color-sidebar-text-muted); text-transform: uppercase; letter-spacing: 0.04em; }

.nav-section-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-sidebar-text-muted);
  padding: 0.9rem 0.6rem 0.3rem;
}

.nav-links { display: flex; flex-direction: column; gap: 2px; }

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.65rem;
  border-radius: var(--radius-sm);
  color: var(--color-sidebar-text);
  font-size: 0.92rem;
  font-weight: 500;
}

.nav-link:hover { background: var(--color-sidebar-bg-hover); text-decoration: none; color: #fff; }

.nav-link.active {
  background: rgba(31, 111, 92, 0.35);
  color: #fff;
}

.nav-spacer { flex: 1; }

.nav-user-box {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 0.85rem;
  margin-top: 0.6rem;
}

.nav-user-name { font-weight: 600; color: #fff; font-size: 0.88rem; }
.nav-user-role { font-size: 0.75rem; color: var(--color-sidebar-text-muted); margin-bottom: 0.6rem; }

.btn-logout {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: #2a2a2a;
  color: #f3c9a1;
  border: none;
  border-radius: var(--radius-md);
  padding: 0.55rem 0.75rem;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
}

.btn-logout:hover { background: #333; }

/* ---------- Cartes ---------- */

.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 1.25rem 1.4rem;
  margin-bottom: 1.1rem;
}

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

/* ---------- Boutons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: none;
  border-radius: var(--radius-md);
  padding: 0.55rem 1.1rem;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.btn-primary { background: var(--color-accent); color: #fff; }
.btn-primary:hover { background: var(--color-accent-dark); color: #fff; text-decoration: none; }
.btn-primary:disabled { opacity: 0.55; cursor: not-allowed; }

.btn-outline { background: transparent; color: var(--color-accent); border: 1px solid var(--color-accent); }
.btn-outline:hover { background: var(--color-accent-soft); text-decoration: none; }

.btn-secondary { background: #eef0ee; color: var(--color-text); }
.btn-secondary:hover { background: #e3e5e2; text-decoration: none; }

.btn-danger { background: var(--color-danger-soft); color: var(--color-danger); }
.btn-danger:hover { background: #fbd0d0; text-decoration: none; }

.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.8rem; }
.btn-link { background: none; border: none; color: var(--color-accent); cursor: pointer; padding: 0.4rem 0.2rem; }
.w-100 { width: 100%; }

/* ---------- Formulaires ---------- */

label, .form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 0.3rem;
}

.form-control, .form-select, textarea.form-control,
input[type="text"], input[type="email"], input[type="password"], input[type="number"], select {
  width: 100%;
  background: var(--color-input-bg);
  border: 1.5px solid transparent;
  border-radius: var(--radius-md);
  padding: 0.6rem 0.85rem;
  font-size: 0.92rem;
  color: var(--color-text);
  font-family: inherit;
}

.form-control:focus, .form-select:focus, input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(31, 111, 92, 0.15);
}

.mb-1 { margin-bottom: 0.35rem; } .mb-2 { margin-bottom: 0.7rem; }
.mb-3 { margin-bottom: 1.1rem; } .mb-4 { margin-bottom: 1.6rem; }
.mt-2 { margin-top: 0.7rem; } .mt-3 { margin-top: 1.1rem; } .mt-4 { margin-top: 1.6rem; }
.me-2 { margin-right: 0.6rem; } .me-3 { margin-right: 1rem; }

.form-check { display: flex; align-items: center; gap: 0.5rem; }
.form-check-input { width: 16px; height: 16px; }
.form-check-label { margin: 0; font-weight: 500; color: var(--color-text); }

.validation-message { color: var(--color-danger); font-size: 0.8rem; display: block; margin-top: 0.2rem; }

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

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.28rem 0.75rem;
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.badge-status-open    { background: #e7f0ff; color: #2857a8; }
.badge-status-charge  { background: var(--color-accent-soft); color: var(--color-accent); }
.badge-status-pending { background: #fdece1; color: #b5651d; }
.badge-status-closed  { background: #ececec; color: #6b6b6b; }

.badge-priority-low    { background: #eef2fb; color: #4a5578; }
.badge-priority-medium { background: #fff6e0; color: #92730b; }
.badge-priority-high   { background: #ffe9e0; color: #b8410f; }
.badge-priority-urgent { background: var(--color-danger-soft); color: var(--color-danger); }

/* ---------- Tableaux ---------- */

table.table { width: 100%; border-collapse: collapse; }

table.table th {
  text-align: left;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  font-weight: 700;
  padding: 0.6rem 0.9rem;
  border-bottom: 1px solid var(--color-border-soft);
}

table.table td {
  padding: 0.75rem 0.9rem;
  border-bottom: 1px solid var(--color-border-soft);
  font-size: 0.9rem;
  vertical-align: middle;
}

table.table tbody tr:hover { background: #fafaf8; }
table.table tbody tr:last-child td { border-bottom: none; }

/* ---------- Stat cards (tableau de bord) ---------- */

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.stat-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 1.1rem 1.25rem;
}

.stat-card .stat-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.stat-card .stat-value { font-size: 1.9rem; font-weight: 700; color: var(--color-text); }
.stat-card .stat-accent { color: var(--color-accent); }

.bar-row { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.55rem; }
.bar-row .bar-label { width: 130px; flex-shrink: 0; font-size: 0.85rem; color: var(--color-text-muted); }
.bar-track { flex: 1; background: #eee; border-radius: var(--radius-pill); height: 10px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--color-accent); border-radius: var(--radius-pill); }
.bar-row .bar-value { width: 32px; text-align: right; font-weight: 700; font-size: 0.85rem; }

/* ---------- Page d'authentification ---------- */

.auth-page {
  min-height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  padding: 1.5rem;
}

.auth-card {
  background: var(--color-surface);
  border-radius: 20px;
  box-shadow: var(--shadow-card);
  padding: 2.2rem 2.1rem;
  width: 100%;
  max-width: 400px;
}

.auth-eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.4rem;
}

.auth-card h1 { margin-bottom: 1.3rem; }

/* ---------- Divers ---------- */

.alert { padding: 0.75rem 1rem; border-radius: var(--radius-md); margin-bottom: 1rem; font-size: 0.88rem; }
.alert-danger { background: var(--color-danger-soft); color: var(--color-danger); }
.alert-success { background: var(--color-accent-soft); color: var(--color-accent-dark); }
.alert-info { background: #eef1fb; color: #364163; }
.alert-warning { background: #fdece1; color: #8a4a12; }

.text-muted { color: var(--color-text-muted); }
.text-danger { color: var(--color-danger); }
.text-center { text-align: center; }
.d-flex { display: flex; }
.gap-2 { gap: 0.6rem; }
.flex-wrap { flex-wrap: wrap; }
.align-items-center { align-items: center; }
.justify-content-between { justify-content: space-between; }

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

.comment {
  border-radius: var(--radius-md);
  padding: 0.8rem 1rem;
  margin-bottom: 0.75rem;
  background: #faf9f6;
  border: 1px solid var(--color-border-soft);
}

.comment.internal { background: #fff8e8; border-color: #f0e2b8; }
.comment.system { background: var(--color-accent-soft); border-color: transparent; font-style: italic; }

.comment-meta { font-size: 0.78rem; color: var(--color-text-muted); margin-bottom: 0.3rem; display: flex; justify-content: space-between; gap: 0.5rem; }

.attachment-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--color-input-bg);
  border-radius: var(--radius-md);
  padding: 0.4rem 0.75rem;
  font-size: 0.85rem;
  margin: 0.2rem 0.4rem 0.2rem 0;
}

/* ---------- Base de connaissances : arborescence de dossiers ---------- */

.kb-layout {
  display: flex;
  gap: 1.1rem;
  align-items: flex-start;
}

.kb-tree-panel {
  width: 280px;
  flex-shrink: 0;
}

.kb-content-panel {
  flex: 1;
  min-width: 0;
}

.kb-tree, .kb-tree ul {
  list-style: none;
  margin: 0;
  padding-left: 0;
}

.kb-tree ul { padding-left: 1.1rem; }

.kb-tree-item {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 0.4rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.88rem;
}

.kb-tree-item:hover { background: var(--color-accent-soft); }
.kb-tree-item.active { background: var(--color-accent-soft); color: var(--color-accent-dark); font-weight: 600; }

.kb-tree-toggle {
  width: 16px;
  flex-shrink: 0;
  text-align: center;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 0.75rem;
}

.kb-tree-toggle-empty { visibility: hidden; }

.kb-tree-label { flex: 1; }
.kb-tree-count { color: var(--color-text-muted); font-weight: 400; font-size: 0.78rem; }

.kb-tree-actions { display: flex; gap: 0.15rem; opacity: 0.55; }
.kb-tree-actions:hover { opacity: 1; }
.kb-tree-actions button { font-size: 0.72rem; padding: 0.1rem 0.25rem; line-height: 1; }

.kb-root-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem 0.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.88rem;
  margin-bottom: 0.2rem;
}

.kb-root-item:hover { background: var(--color-accent-soft); }
.kb-root-item.active { background: var(--color-accent-soft); color: var(--color-accent-dark); }

.kb-inline-form {
  display: flex;
  gap: 0.4rem;
  margin: 0.4rem 0;
}

.kb-inline-form input { flex: 1; padding: 0.35rem 0.6rem; }

@media (max-width: 820px) {
  .app-shell { flex-direction: column; }
  .nav-sidebar { width: 100%; flex-direction: row; align-items: center; overflow-x: auto; }
  .nav-brand { border-bottom: none; margin-bottom: 0; padding-bottom: 0.4rem; }
  .nav-links { flex-direction: row; }
  .nav-user-box { display: none; }
  .content { padding: 0 1rem 2rem; }
  .top-row { padding: 0.75rem 1rem; }
}