/* ===== Base ===== */
:root {
  --bg: #f5f6f8; --card: #fff; --border: #e2e5ea;
  --text: #1c2733; --muted: #7a8694;
  --primary: #2563eb; --primary-dark: #1e4fc4; --danger: #dc2626;
  --radius: 10px;
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--bg); color: var(--text); }
.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 13px; }
button { font: inherit; cursor: pointer; }
input, select, textarea { font: inherit; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; background: #fff; width: 100%; }
label { display: block; margin-bottom: 12px; font-size: 13px; color: var(--muted); }
label input, label select { margin-top: 4px; color: var(--text); }

.btn { padding: 8px 14px; border: 1px solid var(--border); border-radius: 8px; background: #fff; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-dark); }
.btn.ghost { background: transparent; border-color: transparent; color: var(--muted); }
.btn.ghost:hover { color: var(--text); background: #eef1f5; }
.btn.danger { color: var(--danger); border-color: #f3c1c1; }
.btn.small { padding: 4px 9px; font-size: 13px; }

/* ===== Auth ===== */
.auth-view { min-height: 100vh; display: grid; place-items: center; }
.auth-card { width: min(360px, 92vw); background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 32px; box-shadow: 0 8px 30px rgba(20,40,80,.08); }
.auth-card h1 { font-size: 22px; margin: 0 0 4px; }
.auth-card .muted { margin: 0 0 20px; }
.form-error { background: #fdecec; color: #a11; border: 1px solid #f3c1c1; border-radius: 8px; padding: 8px 12px; font-size: 13px; margin-bottom: 12px; }

/* ===== Layout ===== */
.topbar { display: flex; align-items: center; gap: 14px; padding: 10px 18px; background: var(--card); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 5; }
.brand { font-weight: 700; color: var(--primary); }
.topbar input { max-width: 320px; }
.topbar-actions { margin-left: auto; display: flex; gap: 8px; }
.layout { display: grid; grid-template-columns: 210px minmax(0,1fr); min-height: calc(100vh - 53px); }
body.with-detail .layout { grid-template-columns: 210px minmax(0,1fr) minmax(360px, 44%); }

/* ===== Sidebar ===== */
.sidebar { background: var(--card); border-right: 1px solid var(--border); padding: 16px 10px; }
.sidebar h3 { font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin: 18px 8px 6px; }
.nav-item { display: flex; align-items: center; gap: 8px; width: 100%; text-align: left; padding: 7px 10px; border: 0; background: none; border-radius: 8px; color: var(--text); }
.nav-item:hover { background: #eef1f5; }
.nav-item.active { background: #e8effd; color: var(--primary); font-weight: 600; }
.nav-item .dot { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.nav-item .count { margin-left: auto; color: var(--muted); font-size: 12px; }

/* ===== Liste ===== */
.main { padding: 16px 20px 60px; overflow-y: auto; }
#list-toolbar { display: flex; align-items: baseline; gap: 10px; margin-bottom: 12px; }
#list-title { font-size: 17px; font-weight: 700; }
.task-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; max-width: 780px; }
.task-item { display: flex; gap: 12px; align-items: flex-start; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; cursor: pointer; }
.task-item:hover { border-color: #b9c6f2; }
.task-item.active { border-color: var(--primary); box-shadow: 0 0 0 2px #dbe6fd; }
.task-check { width: 20px; height: 20px; border: 2px solid #9aa6b5; border-radius: 50%; flex: none; margin-top: 2px; background: none; }
.task-check:hover { border-color: var(--primary); }
.task-item.done .task-check { background: #22a06b; border-color: #22a06b; }
.task-item.done .task-title { text-decoration: line-through; color: var(--muted); }
.task-title { font-weight: 600; }
.task-meta { display: flex; flex-wrap: wrap; gap: 6px 12px; margin-top: 4px; font-size: 12.5px; color: var(--muted); align-items: center; }
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 1px 8px; border-radius: 99px; background: #eef1f5; font-size: 12px; }
.badge .dot { width: 8px; height: 8px; border-radius: 50%; }
.avatar { width: 22px; height: 22px; border-radius: 50%; background: var(--primary); color: #fff; font-size: 11px; display: inline-flex; align-items: center; justify-content: center; margin-right: -6px; border: 2px solid #fff; }
.avatars { display: inline-flex; padding-left: 6px; }
.due-late { color: var(--danger); font-weight: 600; }
.empty { color: var(--muted); text-align: center; padding: 60px 0; }

/* ===== Detail ===== */
.detail { background: var(--card); border-left: 1px solid var(--border); padding: 18px 22px 80px; overflow-y: auto; }
.detail h2 { margin: 4px 0 14px; font-size: 19px; }
.detail-head { display: flex; justify-content: space-between; align-items: center; }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 16px; margin: 14px 0; }
.field-grid .full { grid-column: 1 / -1; }
.detail label { margin: 0; }
.section-title { font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin: 22px 0 8px; }

/* editor wysiwyg */
.editor-toolbar { display: flex; flex-wrap: wrap; gap: 4px; border: 1px solid var(--border); border-bottom: 0; border-radius: 8px 8px 0 0; padding: 6px; background: #f8f9fb; }
.editor-toolbar button { border: 0; background: none; border-radius: 6px; padding: 4px 9px; min-width: 30px; }
.editor-toolbar button:hover { background: #e6e9ee; }
.editor { min-height: 160px; border: 1px solid var(--border); border-radius: 0 0 8px 8px; padding: 12px; background: #fff; outline: none; }
.editor:focus { border-color: #9db6f5; }
.editor:empty:before { content: attr(data-placeholder); color: var(--muted); }
.editor p { margin: 0 0 8px; }
.editor ul, .editor ol { margin: 0 0 8px; padding-left: 22px; }

/* sous-taches */
.subtasks { list-style: none; padding: 0; margin: 8px 0; }
.subtask { display: flex; align-items: center; gap: 8px; padding: 6px 4px; border-radius: 8px; }
.subtask.dragging { opacity: .4; }
.subtask.drag-over { outline: 2px dashed var(--primary); outline-offset: -2px; }
.subtask input[type=checkbox] { width: auto; }
.subtask .st-title { flex: 1; }
.subtask .st-title.done { text-decoration: line-through; color: var(--muted); }
.subtask input.st-edit { padding: 3px 6px; }
.subtask .st-due { width: 120px; font-size: 12px; }
.subtask .st-assignee { width: 130px; font-size: 12px; }
.drag-handle { cursor: grab; color: var(--muted); user-select: none; }

/* commentaires */
.comment { display: flex; gap: 10px; padding: 10px 0; border-top: 1px solid var(--border); }
.comment .c-body p { margin: 0 0 4px; }
.comment .c-meta { font-size: 12px; color: var(--muted); margin-bottom: 3px; }
.comment .c-actions { font-size: 12px; }
.comment .c-actions button { border: 0; background: none; color: var(--muted); padding: 0 6px 0 0; }
.comment .c-actions button:hover { color: var(--danger); }
.comment-new textarea { min-height: 64px; resize: vertical; }

/* pieces jointes */
.attach-list { display: flex; flex-direction: column; gap: 6px; }
.attach-item { display: flex; align-items: center; gap: 8px; font-size: 13.5px; padding: 6px 8px; border: 1px solid var(--border); border-radius: 8px; }
.attach-item a { color: var(--primary); text-decoration: none; }
.attach-item .size { color: var(--muted); margin-left: auto; font-size: 12px; }

/* ===== Modales / toast ===== */
.modal-backdrop { position: fixed; inset: 0; background: rgba(15,25,40,.45); display: grid; place-items: center; z-index: 50; }
.modal { width: min(520px, 94vw); max-height: 88vh; overflow-y: auto; background: var(--card); border-radius: 14px; padding: 22px; box-shadow: 0 12px 40px rgba(10,25,60,.25); }
.modal h2 { margin: 0 0 16px; font-size: 18px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }
.chipbox { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 2px 10px; border-radius: 99px; background: #eef1f5; font-size: 12.5px; }
.chip .x { cursor: pointer; color: var(--muted); font-weight: 700; }
.chip .x:hover { color: var(--danger); }
#toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: #1c2733; color: #fff; padding: 10px 18px; border-radius: 10px; font-size: 14px; z-index: 99; }
#toast.error { background: var(--danger); }

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  body.with-detail .layout { grid-template-columns: 1fr; }
  .detail { position: fixed; inset: 0; z-index: 20; }
}

#d-save-html.dirty { background: var(--warning, #b45309); color: #fff; }
#d-save-html.dirty::after { content: " •"; }

/* ==== WYSIWYG etape 5b ==== */
.editor-toolbar button.dirty, button.dirty { }
#d-save-html.dirty { background: #b45309; color: #fff; }
#d-save-html.dirty::after { content: " •"; }
.editor:focus { outline: 2px solid var(--accent, #4f83d1); outline-offset: -1px; }
.editor blockquote { border-left: 3px solid var(--muted); margin: 6px 0; padding-left: 10px; opacity: .9; }
.editor code, .editor pre { background: rgba(255,255,255,.08); border-radius: 4px; padding: 1px 5px; font-family: monospace; }

.auth-link { display: block; margin-top: 14px; text-align: center; font-size: 13px; color: var(--accent, #3b82f6); text-decoration: none; }
.auth-link:hover { text-decoration: underline; }
.form-ok { color: #16a34a; }