:root {
  --primary: #2d6aa0;
  --primary-dark: #1a3a5c;
  --accent: #dfc53f;
  --success: #28a745;
  --warning: #e8a84c;
  --danger: #e04362;
  --bg: #f5f6fa;
  --card: #ffffff;
  --border: #e5e7eb;
  --text: #1f2937;
  --text-muted: #6b7280;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; color: var(--text); background: var(--bg); }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Layout */
.app { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar { background: #1a1a2e; color: #e0e0f0; padding: 24px 16px; display: flex; flex-direction: column; gap: 4px; }
.sidebar .logo { font-size: 18px; font-weight: 700; color: var(--accent); margin-bottom: 24px; }
.sidebar .nav-item { display: block; padding: 10px 12px; border-radius: 6px; color: #c0c0d0; cursor: pointer; font-size: 14px; }
.sidebar .nav-item:hover { background: #2a2a4a; color: #fff; text-decoration: none; }
.sidebar .nav-item.active { background: var(--primary); color: #fff; }
.sidebar .spacer { flex: 1; }
.sidebar .user-box { font-size: 12px; color: #888; padding: 8px 12px; border-top: 1px solid #2a2a4a; margin-top: 12px; }
.sidebar .user-box .name { color: #fff; font-weight: 600; margin-bottom: 2px; }
.sidebar .logout { margin-top: 8px; display: inline-block; font-size: 12px; color: var(--accent); cursor: pointer; }

.main { padding: 32px; overflow-y: auto; }
.page-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 24px; }
.page-header h1 { margin: 0; font-size: 24px; }
.page-header .subtitle { color: var(--text-muted); margin-top: 4px; font-size: 14px; }

/* Cards */
.card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 20px; }
.grid { display: grid; gap: 16px; }
.grid.cols-2 { grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }

.project-card { cursor: pointer; transition: transform .1s, box-shadow .1s; }
.project-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.08); }
.project-card .emoji { font-size: 32px; margin-bottom: 8px; }
.project-card .name { font-size: 18px; font-weight: 600; margin-bottom: 4px; }
.project-card .desc { color: var(--text-muted); font-size: 13px; margin-bottom: 12px; min-height: 36px; }
.project-card .meta { display: flex; gap: 12px; font-size: 12px; color: var(--text-muted); }
.project-card .meta .badge { background: var(--bg); padding: 2px 8px; border-radius: 10px; }

/* Buttons */
.btn { display: inline-block; padding: 8px 16px; border-radius: 6px; border: 1px solid transparent; cursor: pointer; font-size: 14px; font-weight: 500; font-family: inherit; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: var(--bg); color: var(--text); border-color: var(--border); }
.btn-secondary:hover { background: #e5e7eb; }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-danger { background: transparent; color: var(--danger); }
.btn-ghost { background: transparent; color: var(--text-muted); }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; margin-bottom: 6px; font-size: 13px; font-weight: 500; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 6px; font-size: 14px; font-family: inherit;
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); }

/* Login */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #1a1a2e, #2d3561); padding: 20px; }
.login-card { background: #fff; border-radius: 12px; padding: 40px; width: 100%; max-width: 420px; box-shadow: 0 20px 60px rgba(0,0,0,0.3); }
.login-card h1 { margin: 0 0 8px; font-size: 24px; }
.login-card .hint { color: var(--text-muted); font-size: 13px; margin-bottom: 24px; }
.login-card .shortcuts { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--border); font-size: 12px; color: var(--text-muted); }
.login-card .shortcuts .shortcut { cursor: pointer; padding: 4px 8px; display: block; border-radius: 4px; margin: 2px 0; }
.login-card .shortcuts .shortcut:hover { background: var(--bg); color: var(--primary); }

/* Tabs */
.tabs { display: flex; border-bottom: 1px solid var(--border); margin-bottom: 24px; gap: 4px; }
.tab { padding: 10px 16px; cursor: pointer; border-bottom: 2px solid transparent; font-size: 14px; color: var(--text-muted); }
.tab.active { border-bottom-color: var(--primary); color: var(--primary); font-weight: 600; }

/* Document viewer layout */
.doc-viewer { display: grid; grid-template-columns: 1fr 360px; gap: 16px; height: calc(100vh - 180px); }
.doc-frame-wrap { background: #fff; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; position: relative; }
.doc-frame-wrap iframe { width: 100%; height: 100%; border: 0; display: block; }
.doc-sidebar { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 16px; overflow-y: auto; display: flex; flex-direction: column; }
.doc-sidebar h3 { margin: 0 0 12px; font-size: 14px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); }

.thread { margin-bottom: 14px; border-left: 2px solid transparent; padding-left: 0; }
.thread.archived { opacity: 0.55; }
.thread-replies { margin-left: 16px; margin-top: 4px; }
.thread-replies .comment { background: #f0f3f7; }

.comment { padding: 10px 12px; border-radius: 8px; margin-bottom: 6px; background: var(--bg); cursor: pointer; transition: background .1s; position: relative; }
.comment:hover { background: #eef1f5; }
.comment.is-archived { background: #f5f5f5; opacity: 0.75; }
.comment.is-reply { margin-top: 4px; }
.comment .author { font-size: 12px; font-weight: 600; color: var(--primary); margin-bottom: 2px; display: flex; justify-content: space-between; align-items: center; gap: 6px; }
.comment .author .role-badge { font-size: 9px; background: var(--primary); color: #fff; padding: 1px 6px; border-radius: 8px; text-transform: uppercase; letter-spacing: 0.3px; flex-shrink: 0; }
.comment .anchor-ref { font-size: 11px; color: var(--text-muted); margin-bottom: 4px; font-style: italic; }
.comment .anchor-ref.anchor-doc { font-style: normal; color: var(--primary); font-weight: 500; }
.comment .text { font-size: 13px; line-height: 1.4; margin: 4px 0; }
.comment .comment-actions { display: flex; align-items: center; gap: 10px; margin-top: 6px; font-size: 11px; color: var(--text-muted); flex-wrap: wrap; }
.comment .comment-actions .date { color: var(--text-muted); }
.comment .comment-actions .archived-badge { background: #ddd; padding: 1px 6px; border-radius: 8px; color: #555; font-size: 10px; }
.comment .link-btn { background: transparent; border: 0; color: var(--primary); cursor: pointer; font-size: 11px; padding: 0; }
.comment .link-btn:hover { text-decoration: underline; }

.inline-reply { margin: 6px 0 10px; background: #fff; border: 1px solid var(--border); border-radius: 6px; padding: 8px; }
.inline-reply textarea { width: 100%; min-height: 60px; border: 1px solid var(--border); border-radius: 4px; padding: 6px 8px; font-family: inherit; font-size: 12px; resize: vertical; }
.inline-reply-actions { display: flex; justify-content: flex-end; gap: 6px; margin-top: 6px; }

.comment-composer { border-top: 1px solid var(--border); padding-top: 12px; margin-top: auto; }
.comment-composer .anchor-chip { background: #fff9d6; border: 1px solid #e8d68c; padding: 6px 10px; border-radius: 6px; font-size: 12px; margin-bottom: 8px; display: flex; justify-content: space-between; align-items: center; }
.comment-composer textarea { width: 100%; min-height: 80px; padding: 10px; border: 1px solid var(--border); border-radius: 6px; font-family: inherit; font-size: 13px; resize: vertical; }
.comment-composer .actions { display: flex; gap: 8px; margin-top: 8px; justify-content: flex-end; }

/* Kanban */
.kanban-toolbar { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.kanban-hint { color: var(--text-muted); font-size: 12px; flex: 1; min-width: 200px; }
.kanban-hint b { color: var(--text); }

/* Filtro tipo task/bug */
.type-filter { display: inline-flex; gap: 2px; background: var(--bg); padding: 3px; border-radius: 18px; border: 1px solid var(--border); }
.type-pill {
  background: transparent; border: none; cursor: pointer;
  padding: 4px 12px; border-radius: 14px;
  font-size: 12px; font-weight: 500; color: var(--text-muted);
  display: inline-flex; align-items: center; gap: 6px;
}
.type-pill:hover { color: var(--text); }
.type-pill.active { background: #fff; color: var(--primary); box-shadow: 0 1px 3px rgba(0,0,0,0.08); }
.type-pill span {
  background: var(--border); color: var(--text-muted);
  padding: 1px 7px; border-radius: 10px; font-size: 10px; min-width: 18px; text-align: center; font-weight: 600;
}
.type-pill.active span { background: var(--primary); color: #fff; }

/* Badge tipo/risoluzione sul titolo della card */
.bug-badge {
  display: inline-block; font-size: 9px; font-weight: 700;
  padding: 2px 6px; border-radius: 10px;
  letter-spacing: 0.5px; text-transform: uppercase;
  vertical-align: middle; margin-right: 6px;
  white-space: nowrap;
}
.bug-open      { background: #fee4e2; color: #b42318; border: 1px solid #fda29b; }
.bug-solved    { background: #d1fadf; color: #027a48; border: 1px solid #a6f4c5; }
.bug-notrepro  { background: #f2f4f7; color: #475467; border: 1px solid #d0d5dd; }
.bug-asdesign  { background: #e0f2fe; color: #026aa2; border: 1px solid #b9e6fe; }
.bug-converted { background: #f4ebff; color: #6941c6; border: 1px solid #d6bbfb; }

.todo-card.is-bug { border-left: 3px solid var(--danger); }
.todo-card.is-bug:has(.bug-solved),
.todo-card.is-bug:has(.bug-notrepro),
.todo-card.is-bug:has(.bug-asdesign),
.todo-card.is-bug:has(.bug-converted) { border-left-color: var(--border); opacity: 0.85; }

.kanban { display: grid; gap: 12px; }
.kanban.kanban-4 { grid-template-columns: 1.1fr 1.1fr 1fr 1fr; }
@media (max-width: 1280px) { .kanban.kanban-4 { grid-template-columns: 1fr 1fr; } }

.kanban-col { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 14px; min-height: 300px; display: flex; flex-direction: column; }
.kanban-col h3 { margin: 0 0 4px; font-size: 13px; text-transform: uppercase; letter-spacing: 0.5px; display: flex; justify-content: space-between; align-items: center; }
.kanban-col .col-hint { font-size: 10px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 10px; }
.kanban-col.backlog    { background: #f7f8fa; border-style: dashed; }
.kanban-col.stand_by   { background: #fff8ed; border-style: dashed; border-color: #f5d29a; }
.kanban-col.todo h3    { color: #6b7280; }
.kanban-col.in_progress h3 { color: var(--warning); }
.kanban-col.done h3    { color: var(--success); }
.kanban-col .count { background: var(--bg); padding: 2px 8px; border-radius: 8px; font-size: 11px; color: var(--text-muted); }
.kanban-col.no-drop { opacity: 1; }
.kanban-col.no-drop .drop-zone { position: relative; }

.drop-zone { flex: 1; min-height: 100px; border-radius: 6px; padding: 2px; transition: background .15s; }
.drop-zone.droppable { background: rgba(45,106,160,0.04); }
.drop-zone.not-droppable { background: rgba(224,67,98,0.05); }
.drop-zone.drag-over { background: rgba(45,106,160,0.15); outline: 2px dashed var(--primary); outline-offset: -4px; }

.empty-col { text-align: center; color: #c0c4cc; font-size: 12px; padding: 20px 0; }

/* Stand By come sotto-sezione collapsible dentro "Da fare" */
.stand-by-nested { margin-top: 10px; border-top: 1px dashed var(--border); padding-top: 6px; }
.stand-by-nested summary {
  cursor: pointer;
  padding: 6px 4px;
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  list-style: none;
  user-select: none;
}
.stand-by-nested summary::-webkit-details-marker { display: none; }
.stand-by-nested summary::before {
  content: "▸"; color: var(--text-muted);
  margin-right: 4px; font-size: 10px;
  transition: transform .15s;
}
.stand-by-nested[open] summary::before { content: "▾"; }
.stand-by-nested summary:hover { background: rgba(255,200,0,0.08); border-radius: 4px; }
.stand-by-nested .sby-label {
  flex: 1;
  font-size: 11px; font-weight: 600;
  color: var(--warning);
  text-transform: uppercase; letter-spacing: 0.5px;
}
.stand-by-nested .sby-badge {
  background: #fff8ed; color: var(--warning);
  border: 1px solid #f5d29a;
  padding: 1px 9px; border-radius: 10px;
  font-size: 10px; font-weight: 700; min-width: 22px; text-align: center;
}
.stand-by-nested[open] { background: #fffaf0; border-radius: 6px; padding: 6px 8px 8px; margin-left: -6px; margin-right: -6px; }
.stand-by-nested .col-hint { margin-top: 0; margin-bottom: 4px; }
.drop-zone.no-drop-static { opacity: 0.6; }

.todo-card { background: var(--card); padding: 10px 12px; border-radius: 8px; margin-bottom: 8px; font-size: 13px; box-shadow: 0 1px 2px rgba(0,0,0,0.05); border: 1px solid var(--border); transition: transform .1s, box-shadow .1s, opacity .1s; }
.todo-card.draggable { cursor: grab; }
.todo-card.draggable:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.08); transform: translateY(-1px); }
.todo-card.dragging { opacity: 0.4; cursor: grabbing; }
.todo-card.locked { background: var(--bg); cursor: default; }
.todo-card .card-head { display: flex; align-items: start; gap: 6px; }
.todo-card .card-head .title { font-weight: 600; flex: 1; line-height: 1.3; }
.todo-card .icon-btn { background: transparent; border: none; cursor: pointer; color: var(--text-muted); font-size: 13px; padding: 2px 4px; border-radius: 4px; }
.todo-card .icon-btn:hover { background: var(--bg); color: var(--text); }
.todo-card .icon-btn.danger:hover { color: var(--danger); }
.todo-card .desc { color: var(--text-muted); font-size: 12px; margin-top: 4px; }
.todo-card .card-foot { display: flex; justify-content: space-between; font-size: 11px; color: var(--text-muted); margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--border); }
.todo-card .est { font-weight: 600; color: var(--primary); }

/* Modal */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.4); display: flex; align-items: center; justify-content: center; z-index: 9000; animation: fadeIn .15s; }
.modal { background: #fff; border-radius: 10px; padding: 24px; width: 100%; max-width: 560px; box-shadow: 0 20px 60px rgba(0,0,0,0.25); }
.modal h2 { margin: 0 0 16px; font-size: 18px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
.form-row { display: flex; gap: 10px; }
.form-row .form-group { margin-bottom: 16px; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* Admin: link a documento/sezione commentata */
.admin-comment .anchor-ref-row {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  margin: 4px 0 6px; font-size: 12px;
}
.admin-comment .anchor-link {
  display: inline-flex; align-items: center; gap: 4px;
  background: #eef5fb; color: var(--primary); border: 1px solid #cbdaeb;
  padding: 3px 10px; border-radius: 12px; font-weight: 600;
  text-decoration: none; font-size: 11px;
}
.admin-comment .anchor-link:hover { background: var(--primary); color: #fff; border-color: var(--primary); text-decoration: none; }
.admin-comment .anchor-link .anchor-hash { opacity: 0.75; font-weight: 500; }
.admin-comment .anchor-text { color: var(--text-muted); font-style: italic; font-size: 11px; }

/* Preventivo badge su card */
.prev-badge {
  display: inline-flex; align-items: center; gap: 4px;
  background: #eef5fb; color: var(--primary); border: 1px solid #cbdaeb;
  padding: 3px 8px; border-radius: 12px; font-size: 11px; font-weight: 600;
  text-decoration: none; margin-top: 6px;
}
.prev-badge:hover { background: var(--primary); color: #fff; border-color: var(--primary); text-decoration: none; }

/* Table */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); }
th { font-weight: 600; color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.3px; }

/* Empty state */
.empty { text-align: center; color: var(--text-muted); padding: 40px; }

/* Toast */
.toast { position: fixed; bottom: 20px; right: 20px; background: var(--text); color: #fff; padding: 12px 18px; border-radius: 8px; font-size: 13px; z-index: 10000; animation: slideIn .2s; }
.toast.error { background: var(--danger); }
@keyframes slideIn { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }