:root {
    --steel: #2b3a4a;
    --steel-dark: #1c2733;
    --paper: #f4f5f7;
    --card: #ffffff;
    --line: #dde1e6;
    --text: #1c2733;
    --text-muted: #5b6776;
    --accent: #2b6cb0;
    --warn: #c2562a;
    --ok: #2f7a4f;
    --radius: 6px;
  }

  * { box-sizing: border-box; }

  body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    background: var(--paper);
    color: var(--text);
  }

  /* ───────── LOGIN VIEW ───────── */

  #login-view {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .login-box {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 40px 36px;
    width: 100%;
    max-width: 360px;
  }

  .login-box h1 {
    font-size: 1.3rem;
    margin: 0 0 4px;
    letter-spacing: 0.02em;
  }

  .login-box .subtitle {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin: 0 0 28px;
  }

  label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-muted);
  }

  input {
    width: 100%;
    padding: 10px 12px;
    margin-bottom: 18px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    font-size: 0.95rem;
    background: var(--paper);
  }

  input:focus {
    outline: 2px solid var(--accent);
    outline-offset: 1px;
  }

  button {
    width: 100%;
    padding: 11px;
    border: none;
    border-radius: var(--radius);
    background: var(--steel);
    color: white;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
  }

  button:hover { background: var(--steel-dark); }
  button:disabled { opacity: 0.6; cursor: default; }

  #login-error {
    color: var(--warn);
    font-size: 0.85rem;
    margin-top: 14px;
    display: none;
  }

  /* ───────── DASHBOARD VIEW ───────── */

  #dashboard-view { display: none; }

  header.topbar {
    background: var(--steel);
    color: white;
    padding: 16px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  header.topbar .brand {
    font-weight: 700;
    letter-spacing: 0.03em;
  }

  header.topbar .who {
    font-size: 0.85rem;
    opacity: 0.85;
    display: flex;
    align-items: center;
    gap: 14px;
  }

  .role-badge {
    background: rgba(255,255,255,0.15);
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
  }

  #logout-btn {
    width: auto;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.4);
    padding: 6px 14px;
    font-weight: 500;
    font-size: 0.8rem;
  }

  #logout-btn:hover { background: rgba(255,255,255,0.1); }

  .main-nav {
    background: var(--card);
    border-bottom: 1px solid var(--line);
    padding: 0 28px;
    display: flex;
    gap: 4px;
    overflow-x: auto;
  }

  .nav-link {
    width: auto;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    border-radius: 0;
    padding: 13px 14px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
  }

  .nav-link:hover {
    color: var(--text);
    background: var(--paper);
  }

  .nav-link.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    font-weight: 600;
  }

  main {
    max-width: 980px;
    margin: 0 auto;
    padding: 28px;
  }

  .stat-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
  }

  .stat-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 18px 20px;
  }

  .stat-card-clickable {
    cursor: pointer;
    transition: border-color 0.15s, box-shadow 0.15s;
  }

  .stat-card-clickable:hover {
    border-color: var(--accent);
    box-shadow: 0 1px 4px rgba(43, 108, 176, 0.12);
  }

  .stat-card .num {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
  }

  .stat-card .label {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: 6px;
  }

  section.block {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    margin-bottom: 24px;
    overflow: hidden;
  }

  section.block h2 {
    font-size: 0.95rem;
    margin: 0;
    padding: 16px 20px;
    border-bottom: 1px solid var(--line);
  }

  h2.clickable-title {
    cursor: pointer;
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    transition: background 0.15s;
  }

  h2.clickable-title:hover {
    background: #fafbfc;
  }

  h2.clickable-title .chevron {
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 500;
    white-space: nowrap;
  }

  .back-link {
    background: none;
    border: none;
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 600;
    width: auto;
    padding: 0;
    margin-bottom: 16px;
    cursor: pointer;
  }

  .back-link:hover {
    text-decoration: underline;
    background: none;
  }

  .empty {
    padding: 24px 20px;
    color: var(--text-muted);
    font-size: 0.9rem;
  }

  table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
  }

  th, td {
    text-align: left;
    padding: 12px 20px;
    border-bottom: 1px solid var(--line);
  }

  th {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
  }

  tr:last-child td { border-bottom: none; }

  .row-clickable { cursor: pointer; }
  .row-clickable:hover { background: #fafbfc; }

  .priority {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.78rem;
    font-weight: 600;
  }

  .priority-high { background: #fbe6dd; color: var(--warn); }
  .priority-normal { background: #e5edf6; color: var(--accent); }

  .block-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--line);
  }

  .block-header h2 {
    margin: 0;
    padding: 0;
    border: none;
    font-size: 0.95rem;
  }

  .btn-primary {
    width: auto;
    padding: 8px 16px;
    font-size: 0.85rem;
    background: var(--accent);
  }

  .btn-primary:hover { background: #235a93; }

  /* ───────── BARRE DE RECHERCHE ───────── */

  .search-panel {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 36px 20px;
    text-align: center;
  }

  .search-panel .search-icon {
    font-size: 1.8rem;
    margin-bottom: 10px;
    opacity: 0.4;
  }

  .search-panel p {
    color: var(--text-muted);
    font-size: 0.88rem;
    margin: 0 0 18px;
  }

  .search-input-wrap {
    max-width: 420px;
    margin: 0 auto;
    position: relative;
  }

  .search-input-wrap input {
    margin-bottom: 0;
    padding-right: 36px;
  }

  .search-clear {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: auto;
    background: none;
    border: none;
    border-radius: 999px;
    padding: 4px 8px;
    color: var(--text-muted);
    font-size: 0.9rem;
    cursor: pointer;
    display: none;
  }

  .search-clear:hover { color: var(--text); background: var(--paper); }

  .search-bar-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    border-bottom: 1px solid var(--line);
  }

  .search-bar-row .search-input-wrap {
    max-width: none;
    flex: 1;
    margin: 0;
  }

  .search-results-count {
    color: var(--text-muted);
    font-size: 0.8rem;
    white-space: nowrap;
  }

  /* ───────── MODAL ───────── */

  .modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(28, 39, 51, 0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: 100;
  }

  .modal-box {
    background: var(--card);
    border-radius: var(--radius);
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
  }

  .modal-box h3 {
    margin: 0;
    padding: 18px 24px;
    border-bottom: 1px solid var(--line);
    font-size: 1.05rem;
  }

  .modal-body {
    padding: 20px 24px;
  }

  .modal-body label {
    margin-top: 2px;
  }

  select {
    width: 100%;
    padding: 10px 12px;
    margin-bottom: 18px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    font-size: 0.95rem;
    background: var(--paper);
    color: var(--text);
  }

  textarea {
    width: 100%;
    padding: 10px 12px;
    margin-bottom: 18px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    font-size: 0.95rem;
    background: var(--paper);
    font-family: inherit;
    resize: vertical;
    min-height: 70px;
  }

  .modal-actions {
    display: flex;
    gap: 10px;
    margin-top: 4px;
  }

  .modal-actions button { width: auto; flex: 1; }

  .btn-secondary {
    background: transparent;
    border: 1px solid var(--line);
    color: var(--text-muted);
  }

  .btn-secondary:hover { background: var(--paper); }

  .form-error {
    color: var(--warn);
    font-size: 0.85rem;
    margin: -8px 0 16px;
    display: none;
  }

  #dashboard-error {
    color: var(--warn);
    padding: 20px;
    text-align: center;
  }