:root {
  --green: #18a058;
  --green-hover: #14914e;
  --green-soft: rgba(24, 160, 88, 0.1);
  --green-softer: rgba(24, 160, 88, 0.06);
  --ink: #1f2329;
  --ink-2: #4e5969;
  --muted: #86909c;
  --line: #e5e6eb;
  --bg: #f7f8fa;
  --panel: #ffffff;
  --danger: #d03050;
  --warn: #f0a020;
  --sidebar-w: 248px;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
  --font: "DM Sans", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

button, select, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }

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

/* Sidebar — AdvanGuard-like */
.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--panel);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  transition: width 0.2s ease;
}
.app.sidebar-collapsed .sidebar { width: 72px; }
.app.sidebar-collapsed .logo-text,
.app.sidebar-collapsed .workspace-chip,
.app.sidebar-collapsed .nav-label,
.app.sidebar-collapsed .nav-sub,
.app.sidebar-collapsed .nav-chevron,
.app.sidebar-collapsed .foot-user .foot-name,
.app.sidebar-collapsed .foot-user .foot-role { display: none; }
.app.sidebar-collapsed .nav-item { justify-content: center; padding-inline: 0; }
.app.sidebar-collapsed .sidebar-brand { justify-content: center; padding-inline: 0; }
.app.sidebar-collapsed #toggleSidebar { transform: rotate(180deg); }

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 16px 10px;
  cursor: pointer;
  user-select: none;
}
.logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: var(--green);
  background: var(--green-soft);
}
.logo-text {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.workspace-chip {
  margin: 0 12px 12px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 12px;
  color: var(--ink-2);
  background: var(--bg);
}

.nav { padding: 4px 10px; flex: 1; overflow: auto; }
.nav-group { margin-bottom: 4px; }
.nav-item {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--ink-2);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  text-align: left;
}
.nav-item:hover { background: var(--bg); }
.nav-item.active {
  background: var(--green-soft);
  color: var(--green);
  font-weight: 600;
}
.nav-ico { width: 20px; text-align: center; flex-shrink: 0; opacity: 0.9; }
.nav-chevron { margin-left: auto; font-size: 12px; color: var(--muted); transition: transform .15s; }
.nav-group.open .nav-chevron { transform: rotate(90deg); }
.nav-sub { display: none; padding: 2px 0 6px 34px; flex-direction: column; gap: 2px; }
.nav-group.open .nav-sub { display: flex; }
.nav-sub button {
  border: 0;
  background: transparent;
  text-align: left;
  padding: 7px 10px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 13px;
}
.nav-sub button:hover { background: var(--bg); color: var(--ink); }
.nav-sub button.active {
  background: var(--green-softer);
  color: var(--green);
  font-weight: 600;
}

.sidebar-foot {
  border-top: 1px solid var(--line);
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.foot-user { display: flex; align-items: center; gap: 8px; min-width: 0; }
.foot-name { font-size: 13px; font-weight: 600; }
.foot-role { font-size: 11px; color: var(--muted); }

.avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--green-soft);
  color: var(--green);
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}
.avatar.lg { width: 34px; height: 34px; font-size: 13px; }

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

.topbar {
  height: 64px;
  padding: 0 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 20;
}
.topbar-left { display: flex; align-items: center; gap: 20px; min-width: 0; flex-wrap: wrap; }
.page-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.product-switcher { display: flex; align-items: center; gap: 8px; }
.product-switcher select {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 8px;
  padding: 7px 10px;
  min-width: 220px;
  max-width: 360px;
}
.topbar-actions { display: flex; align-items: center; gap: 8px; }

.main { padding: 20px 24px 40px; }

.crumb {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 14px;
}
.crumb strong { color: var(--ink-2); font-weight: 600; }

.page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}
.page-head h2 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
}
.page-head p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
  max-width: 640px;
  line-height: 1.5;
}
.actions { display: flex; flex-wrap: wrap; gap: 8px; }

.btn, .ghost-btn, .btn-text, .icon-btn {
  border-radius: 8px;
  border: 1px solid transparent;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
}
.btn {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}
.btn:hover { background: var(--green-hover); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn.secondary {
  background: var(--panel);
  color: var(--ink);
  border-color: var(--line);
}
.btn.secondary:hover { border-color: #c9cdd4; }
.btn.danger {
  background: #fff;
  color: var(--danger);
  border-color: #f3b0bd;
}
.ghost-btn {
  background: var(--panel);
  border-color: var(--line);
  color: var(--ink-2);
}
.btn-text {
  background: transparent;
  border: 0;
  color: var(--green);
  padding: 6px 8px;
}
.icon-btn {
  width: 32px;
  height: 32px;
  padding: 0;
  display: grid;
  place-items: center;
  background: transparent;
  border-color: var(--line);
  color: var(--ink-2);
}

.badge {
  display: inline-grid;
  place-items: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: var(--green);
  color: #fff;
  font-size: 11px;
  margin-left: 4px;
}
.badge[data-count="0"] { display: none; }

.panel, .card, .list-item, .stat {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.panel { padding: 16px; }
.panel h3 { margin: 0 0 12px; font-size: 14px; font-weight: 650; }

.grid { display: grid; gap: 12px; }
.grid.two { grid-template-columns: 1.2fr 1fr; }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 1100px) {
  .grid.two, .grid.three, .grid.cards { grid-template-columns: 1fr; }
}

.card {
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s;
}
.card:hover {
  border-color: rgba(24, 160, 88, 0.45);
  box-shadow: 0 4px 14px rgba(24, 160, 88, 0.08);
}
.card-ico {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--green-soft);
  color: var(--green);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  font-weight: 700;
}
.card-body { flex: 1; min-width: 0; }
.card-title { font-weight: 650; font-size: 14px; }
.card-desc { margin-top: 4px; font-size: 12px; color: var(--muted); line-height: 1.45; }
.card-arrow { color: var(--muted); }

.empty {
  padding: 48px 24px;
  text-align: center;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}
.empty h3 { margin: 0 0 8px; font-size: 1rem; }
.empty p { margin: 0 0 16px; color: var(--muted); font-size: 13px; line-height: 1.55; }

.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th, .table td {
  text-align: left;
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}
.table th { color: var(--muted); font-weight: 500; font-size: 12px; }
.table tr.clickable { cursor: pointer; }
.table tr.clickable:hover { background: var(--green-softer); }

.pill {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  background: var(--bg);
  color: var(--ink-2);
}
.pill.ok { background: var(--green-soft); color: var(--green); }
.pill.warn { background: rgba(240, 160, 32, 0.14); color: #b76e00; }
.pill.danger { background: rgba(208, 48, 80, 0.1); color: var(--danger); }
.pill.country { background: var(--green-softer); color: var(--green); font-weight: 600; }

.progress {
  height: 6px;
  background: #eef0f3;
  border-radius: 999px;
  overflow: hidden;
}
.progress > span {
  display: block;
  height: 100%;
  background: var(--green);
}

.list { display: flex; flex-direction: column; gap: 8px; }
.list-item {
  padding: 12px 14px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}
.list-item.clickable { cursor: pointer; }
.list-item.clickable:hover { border-color: rgba(24, 160, 88, 0.4); }
.list-item .title { font-weight: 600; font-size: 14px; }
.list-item .meta { font-size: 12px; color: var(--muted); margin-top: 4px; }

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 12px;
  font-size: 13px;
  color: var(--muted);
}
.filter-row select, .filter-row input, .field input, .field select, .field textarea {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 8px;
  padding: 8px 10px;
}
.field { margin-bottom: 12px; }
.field label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
}
.field textarea { width: 100%; min-height: 88px; resize: vertical; }
.field input, .field select { width: 100%; }

.check-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}
@media (max-width: 900px) { .check-grid { grid-template-columns: 1fr 1fr; } }
.check-grid label {
  display: flex;
  gap: 8px;
  align-items: center;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  cursor: pointer;
  font-size: 13px;
}
.check-grid label:hover { border-color: rgba(24, 160, 88, 0.4); }

.step-bar { display: flex; gap: 8px; margin-bottom: 12px; }
.step-bar span {
  flex: 1;
  text-align: center;
  padding: 8px;
  border-radius: 8px;
  background: var(--bg);
  font-size: 12px;
  color: var(--muted);
}
.step-bar span.on {
  background: var(--green-soft);
  color: var(--green);
  font-weight: 600;
}

.editor {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 12px;
}
@media (max-width: 1000px) { .editor { grid-template-columns: 1fr; } }
.editor-body {
  min-height: 320px;
  padding: 16px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--panel);
  line-height: 1.65;
}
.source-pane {
  padding: 14px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--panel);
}
.source-pane h4 { margin: 0 0 8px; font-size: 13px; }
.source-pane p { font-size: 13px; color: var(--ink-2); line-height: 1.5; }
.cite {
  color: var(--green);
  border-bottom: 1px dashed rgba(24, 160, 88, 0.5);
  cursor: pointer;
}

.hint {
  margin-top: 10px;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}
.split-note {
  margin-top: 12px;
  padding: 10px 12px;
  border-left: 3px solid var(--green);
  background: var(--green-softer);
  border-radius: 0 8px 8px 0;
  font-size: 12px;
  color: var(--ink-2);
}

.chat-shell {
  display: flex;
  flex-direction: column;
  min-height: min(620px, calc(100vh - 180px));
  padding: 0 !important;
  overflow: hidden;
}
.chat-suggest {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}
.chip {
  border: 1px solid var(--line);
  background: var(--green-softer);
  color: var(--ink-2);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 12px;
}
.chip:hover { border-color: var(--green); color: var(--green); }
.chat-thread {
  flex: 1;
  overflow: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--bg);
}
.msg { max-width: 90%; }
.msg.user { align-self: flex-end; }
.msg.bot { align-self: flex-start; }
.msg-label { font-size: 11px; color: var(--muted); margin-bottom: 4px; }
.msg.user .msg-label { text-align: right; }
.msg-bubble {
  padding: 11px 13px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel);
  line-height: 1.55;
  font-size: 13px;
}
.msg.user .msg-bubble {
  background: var(--green-soft);
  border-color: rgba(24, 160, 88, 0.2);
}
.msg-bubble p { margin: 0 0 8px; }
.msg-bubble p:last-child { margin-bottom: 0; }
.source-cards { display: grid; gap: 8px; margin: 10px 0; }
.source-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  background: #fff;
}
.sc-title { font-weight: 600; font-size: 13px; }
.sc-meta { font-size: 12px; color: var(--muted); margin: 4px 0 8px; }
.sc-actions { display: flex; flex-wrap: wrap; gap: 6px; }
.chat-input {
  display: flex;
  gap: 8px;
  padding: 12px;
  border-top: 1px solid var(--line);
  background: var(--panel);
}
.chat-input input {
  flex: 1;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
}

.drawer-mask, .modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 32, 0.35);
  z-index: 40;
}
.drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(380px, 92vw);
  height: 100%;
  background: var(--panel);
  border-left: 1px solid var(--line);
  z-index: 50;
  transform: translateX(100%);
  transition: transform .2s ease;
  display: flex;
  flex-direction: column;
}
.drawer.open { transform: translateX(0); }
.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
}
.drawer-head h2 { margin: 0; font-size: 1.05rem; }
.task-list {
  list-style: none;
  margin: 0;
  padding: 12px;
  overflow: auto;
  flex: 1;
}
.task-list li {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 8px;
}
.task-list .t-title { font-weight: 600; font-size: 13px; }
.task-list .t-meta { font-size: 12px; color: var(--muted); margin-top: 4px; }

.modal {
  width: min(480px, 92vw);
  margin: 10vh auto 0;
  background: var(--panel);
  border-radius: 12px;
  border: 1px solid var(--line);
  padding: 20px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
}
.modal h3 { margin: 0 0 8px; font-size: 1.1rem; }
.modal > p { color: var(--ink-2); font-size: 13px; line-height: 1.5; }
.modal .actions { margin-top: 16px; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  background: var(--ink);
  color: #fff;
  padding: 10px 16px;
  border-radius: 999px;
  z-index: 60;
  font-size: 13px;
}

.video-mock {
  aspect-ratio: 16 / 9;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--green-soft), #f3f4f6);
  display: grid;
  place-items: center;
  color: var(--ink-2);
  font-weight: 600;
}