/* HOAI — strak SaaS-dashboard. Licht thema standaard, dark mode via [data-theme="dark"]. */
:root {
  --bg: #f6f7f8;
  --surface: #ffffff;
  --surface-2: #fafbfc;
  --text: #111417;
  --text-2: #5a6472;
  --border: #e3e6ea;
  --border-strong: #cdd3da;
  --accent: #111417;
  --green: #16a34a;
  --green-soft: #e7f6ec;
  --red: #dc2626;
  --red-soft: #fdecec;
  --amber: #d97706;
  --amber-soft: #fdf3e3;
  --blue: #2563eb;
  --blue-soft: #e9f0fd;
  --gray-soft: #eef0f3;
  --radius: 8px;
  --font: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --fs: 16px;
  --sidebar-w: 248px;
}
[data-theme="dark"] {
  --bg: #14161a;
  --surface: #1c1f24;
  --surface-2: #22262c;
  --text: #eceef1;
  --text-2: #9aa4b0;
  --border: #2d323a;
  --border-strong: #3d434d;
  --accent: #eceef1;
  --green-soft: #12331e;
  --red-soft: #3a1717;
  --amber-soft: #3a2c10;
  --blue-soft: #16233f;
  --gray-soft: #262b32;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  font-size: var(--fs);
  color: var(--text);
  background: var(--bg);
  line-height: 1.45;
}
.boot { padding: 40px; color: var(--text-2); }

/* ---------- Layout ---------- */
#app { display: flex; min-height: 100vh; }
.sidebar {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.content { padding: 20px 24px 60px; max-width: 1280px; width: 100%; }

/* ---------- Sidebar ---------- */
.logo {
  font-weight: 700; font-size: 19px; letter-spacing: 0.5px;
  padding: 16px 18px 12px; border-bottom: 1px solid var(--border);
}
.logo small { display: block; font-weight: 400; font-size: 11.5px; color: var(--text-2); letter-spacing: 0; }
.nav { padding: 8px 0 24px; }
.nav-module { margin-bottom: 2px; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 18px; cursor: pointer; color: var(--text);
  font-size: 14.5px; user-select: none; border-left: 3px solid transparent;
}
.nav-item:hover { background: var(--surface-2); }
.nav-item.active { background: var(--gray-soft); border-left-color: var(--accent); font-weight: 600; }
.nav-item .icon { width: 18px; text-align: center; flex-shrink: 0; opacity: 0.85; }
.nav-item .label { flex: 1; position: relative; padding-bottom: 2px; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nav-item .caret { font-size: 10px; color: var(--text-2); transition: transform 0.15s; }
.nav-module.open > .nav-item .caret { transform: rotate(90deg); }
/* Groene onderlijn voor werkende onderdelen */
.nav-item.working .label::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 26px; height: 2px; background: var(--green); border-radius: 1px;
}
.nav-sub { display: none; }
.nav-module.open .nav-sub { display: block; }
.nav-sub .nav-item { padding: 6px 18px 6px 46px; font-size: 13.5px; color: var(--text-2); }
.nav-sub .nav-item.active { color: var(--text); }

/* ---------- Topbar ---------- */
.topbar {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 24px; background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 40; flex-wrap: wrap;
}
.topbar select {
  padding: 7px 10px; border: 1px solid var(--border-strong);
  border-radius: var(--radius); background: var(--surface); color: var(--text);
  font-size: 14px; max-width: 240px;
}
.topbar .spacer { flex: 1; }
.hamburger { display: none; }

/* ---------- Knoppen ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px; border: 1px solid var(--border-strong);
  border-radius: var(--radius); background: var(--surface); color: var(--text);
  font-size: 14px; cursor: pointer; font-family: inherit; text-decoration: none;
  white-space: nowrap;
}
.btn:hover { background: var(--surface-2); }
.btn.primary { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.btn.primary:hover { opacity: 0.88; }
.btn.danger { color: var(--red); border-color: var(--red); }
.btn.small { padding: 4px 10px; font-size: 13px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn.loading::before {
  content: ""; width: 12px; height: 12px; border: 2px solid currentColor;
  border-top-color: transparent; border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Cards / grids ---------- */
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 18px; margin-bottom: 16px;
}
.card h3 { margin: 0 0 10px; font-size: 15.5px; }
.card .sub { color: var(--text-2); font-size: 13.5px; margin-top: -6px; margin-bottom: 10px; }
.grid { display: grid; gap: 14px; margin-bottom: 16px; }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid .card { margin-bottom: 0; }

.metric { padding: 14px 16px; }
.metric .value { font-size: 26px; font-weight: 700; line-height: 1.2; }
.metric .label { font-size: 13px; color: var(--text-2); }
.metric .delta { font-size: 12.5px; margin-top: 2px; }
.delta.up { color: var(--green); }
.delta.down { color: var(--red); }

.page-title { font-size: 21px; font-weight: 700; margin: 4px 0 4px; }
.page-desc { color: var(--text-2); font-size: 14px; margin: 0 0 18px; }

/* ---------- Tabellen ---------- */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th {
  text-align: left; font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.4px; color: var(--text-2); font-weight: 600;
  padding: 8px 10px; border-bottom: 1px solid var(--border);
}
td { padding: 9px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--surface-2); }
.table-wrap { overflow-x: auto; }

/* ---------- Badges & status ---------- */
.badge {
  display: inline-block; padding: 2px 9px; border-radius: 20px;
  font-size: 12px; font-weight: 600; white-space: nowrap;
}
.badge.green { background: var(--green-soft); color: var(--green); }
.badge.red { background: var(--red-soft); color: var(--red); }
.badge.amber { background: var(--amber-soft); color: var(--amber); }
.badge.blue { background: var(--blue-soft); color: var(--blue); }
.badge.gray { background: var(--gray-soft); color: var(--text-2); }

.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; }
.dot.green { background: var(--green); }
.dot.red { background: var(--red); }
.dot.amber { background: var(--amber); }
.dot.gray { background: var(--border-strong); }

/* ---------- Formulieren ---------- */
label.field { display: block; margin-bottom: 12px; font-size: 13.5px; color: var(--text-2); }
label.field span { display: block; margin-bottom: 4px; font-weight: 600; }
input[type=text], input[type=email], input[type=password], input[type=number],
input[type=date], input[type=time], input[type=url], textarea, select {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border-strong);
  border-radius: var(--radius); background: var(--surface); color: var(--text);
  font-size: 14px; font-family: inherit;
}
textarea { min-height: 90px; resize: vertical; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--blue); outline-offset: -1px; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }

/* ---------- Toggle ---------- */
.toggle { position: relative; width: 38px; height: 21px; display: inline-block; flex-shrink: 0; cursor: pointer; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle .track {
  position: absolute; inset: 0; background: var(--border-strong);
  border-radius: 20px; transition: 0.15s;
}
.toggle .track::after {
  content: ""; position: absolute; top: 2px; left: 2px;
  width: 17px; height: 17px; background: #fff; border-radius: 50%; transition: 0.15s;
}
.toggle input:checked + .track { background: var(--green); }
.toggle input:checked + .track::after { transform: translateX(17px); }

.toggle-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--border);
}
.toggle-row:last-child { border-bottom: none; }
.toggle-row .info { min-width: 0; }
.toggle-row .info b { display: block; font-size: 14px; font-weight: 600; }
.toggle-row .info small { color: var(--text-2); font-size: 12.5px; }

/* ---------- Meldingen ---------- */
.notice {
  padding: 10px 14px; border-radius: var(--radius); font-size: 13.5px;
  margin-bottom: 14px; border: 1px solid var(--border);
}
.notice.warn { background: var(--amber-soft); color: var(--amber); border-color: transparent; }
.notice.error { background: var(--red-soft); color: var(--red); border-color: transparent; }
.notice.ok { background: var(--green-soft); color: var(--green); border-color: transparent; }
.notice.info { background: var(--blue-soft); color: var(--blue); border-color: transparent; }

.empty {
  text-align: center; padding: 32px 16px; color: var(--text-2); font-size: 14px;
  border: 1px dashed var(--border-strong); border-radius: var(--radius);
}

/* ---------- Toast ---------- */
#toasts { position: fixed; bottom: 18px; right: 18px; z-index: 200; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--surface); border: 1px solid var(--border-strong);
  border-radius: var(--radius); padding: 10px 16px; font-size: 14px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12); max-width: 380px;
}
.toast.error { border-color: var(--red); color: var(--red); }
.toast.ok { border-color: var(--green); }

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,0.4);
  z-index: 100; display: flex; align-items: flex-start; justify-content: center;
  padding: 6vh 16px;
}
.modal {
  background: var(--surface); border-radius: var(--radius);
  border: 1px solid var(--border); width: 100%; max-width: 560px;
  max-height: 85vh; overflow-y: auto; padding: 20px;
}
.modal h3 { margin-top: 0; }
.modal .actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }

/* ---------- Kalender ---------- */
.calendar { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.calendar .dayname { font-size: 11.5px; color: var(--text-2); text-align: center; padding: 4px 0; text-transform: uppercase; font-weight: 600; }
.calendar .day {
  min-height: 78px; border: 1px solid var(--border); border-radius: 6px;
  padding: 4px 6px; font-size: 12.5px; cursor: pointer; background: var(--surface);
  overflow: hidden;
}
.calendar .day:hover { border-color: var(--blue); }
.calendar .day.other { opacity: 0.4; }
.calendar .day.today { border-color: var(--accent); border-width: 2px; }
.calendar .day .num { font-weight: 600; font-size: 12px; }
.calendar .day .evt {
  font-size: 11px; padding: 1px 5px; border-radius: 4px; margin-top: 2px;
  background: var(--blue-soft); color: var(--blue);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.calendar .day .evt.social { background: var(--green-soft); color: var(--green); }

/* ---------- Grafiek ---------- */
.chart { width: 100%; height: 160px; }
.chart-legend { display: flex; gap: 16px; font-size: 12.5px; color: var(--text-2); margin-top: 6px; flex-wrap: wrap; }

/* ---------- Chat ---------- */
.chat-box { display: flex; flex-direction: column; height: 420px; }
.chat-msgs { flex: 1; overflow-y: auto; padding: 8px 0; display: flex; flex-direction: column; gap: 8px; }
.chat-msg { max-width: 82%; padding: 8px 12px; border-radius: var(--radius); font-size: 14px; white-space: pre-wrap; }
.chat-msg.user { align-self: flex-end; background: var(--accent); color: var(--bg); }
.chat-msg.ai { align-self: flex-start; background: var(--gray-soft); }
.chat-input { display: flex; gap: 8px; margin-top: 8px; }
.chat-input input { flex: 1; }

/* ---------- Tabs ---------- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 16px; flex-wrap: wrap; }
.tab {
  padding: 8px 14px; font-size: 14px; cursor: pointer; color: var(--text-2);
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tab.active { color: var(--text); border-bottom-color: var(--accent); font-weight: 600; }

/* ---------- Diversen ---------- */
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.muted { color: var(--text-2); font-size: 13px; }
.mono { font-family: Consolas, monospace; font-size: 13px; }
code.inline { background: var(--gray-soft); padding: 2px 6px; border-radius: 4px; font-size: 13px; }
pre.codeblock {
  background: var(--gray-soft); padding: 12px; border-radius: var(--radius);
  font-size: 12.5px; overflow-x: auto; white-space: pre-wrap; word-break: break-all;
}
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 4px 12px; font-size: 13.5px; }
.kv dt { color: var(--text-2); }
.kv dd { margin: 0; }
hr.sep { border: none; border-top: 1px solid var(--border); margin: 14px 0; }

/* ---------- Markdown-weergave (gegenereerde artikelen) ---------- */
.md-view { font-size: 15px; line-height: 1.6; max-height: 480px; overflow-y: auto; padding-right: 6px; }
.md-view h1 { font-size: 24px; margin: 14px 0 8px; line-height: 1.25; }
.md-view h2 { font-size: 19px; margin: 16px 0 6px; line-height: 1.3; }
.md-view h3 { font-size: 16.5px; margin: 12px 0 4px; }
.md-view h4 { font-size: 15px; margin: 10px 0 4px; }
.md-view h1, .md-view h2 { border-bottom: 1px solid var(--border); padding-bottom: 4px; }
.md-view p { margin: 6px 0; }
.md-view ul, .md-view ol { margin: 6px 0; padding-left: 22px; }
.md-view li { margin: 2px 0; }

/* ---------- Research-geschiedenis ---------- */
.history-row {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  padding: 8px 10px; border-bottom: 1px solid var(--border); cursor: pointer;
  border-radius: 6px; font-size: 14px;
}
.history-row:hover { background: var(--surface-2); }
.history-row:last-child { border-bottom: none; }
.history-row .history-q {
  font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0;
}

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
  .grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .grid.cols-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .sidebar {
    position: fixed; z-index: 60; transform: translateX(-100%);
    transition: transform 0.2s; box-shadow: 4px 0 20px rgba(0,0,0,0.15);
  }
  .sidebar.open { transform: translateX(0); }
  .hamburger { display: inline-flex; }
  .content { padding: 14px 14px 60px; }
  .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; }
  .kv { grid-template-columns: 1fr; }
  .topbar select { max-width: 150px; }
}