:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --ink: #1f2733;
  --muted: #6b7785;
  --line: #e2e5ea;
  --accent: #2f6fce;
  --accent-dark: #255aa8;
  --green: #2e9e5b;
  --red: #cf4040;
  --amber: #c8861a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- Topbar ---- */
.topbar {
  display: flex; align-items: center; gap: 28px;
  background: #fff; border-bottom: 1px solid var(--line);
  padding: 0 22px; height: 56px;
}
.brand { font-weight: 700; font-size: 16px; }
.topbar nav { display: flex; gap: 6px; flex: 1; }
.topbar nav a {
  padding: 7px 14px; border-radius: 7px; color: var(--ink);
}
.topbar nav a:hover { background: var(--bg); text-decoration: none; }
.topbar nav a.on { background: var(--accent); color: #fff; }
.userbox { color: var(--muted); font-size: 14px; }
.userbox .logout { margin-left: 10px; }
main { padding: 22px; max-width: 1240px; margin: 0 auto; }

/* ---- Login ---- */
.login-body {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; background: var(--bg);
}
.login-card {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 32px; width: 340px; box-shadow: 0 8px 30px rgba(0,0,0,.07);
}
.login-brand { font-weight: 700; font-size: 18px; }
.login-sub { color: var(--muted); margin: 4px 0 20px; }
.login-card label { display: block; margin: 14px 0 4px; font-weight: 600; }
.login-card input { width: 100%; }
.login-error {
  background: #fdecec; color: var(--red); border: 1px solid #f3c4c4;
  padding: 9px 12px; border-radius: 7px; font-size: 14px;
}

/* ---- Formulare ---- */
input, select, textarea {
  font: inherit; padding: 8px 10px; border: 1px solid var(--line);
  border-radius: 7px; background: #fff; color: var(--ink); width: 100%;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--accent); outline-offset: -1px;
}
label { font-size: 13px; color: var(--muted); font-weight: 600; }

/* ---- Buttons ---- */
.btn {
  display: inline-block; padding: 8px 14px; border-radius: 7px;
  border: 1px solid var(--line); background: #fff; color: var(--ink);
  cursor: pointer; font: inherit; font-weight: 600;
}
.btn:hover { background: var(--bg); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-dark); }
.btn.danger { background: #fff; border-color: #e3b6b6; color: var(--red); }
.btn.danger:hover { background: #fdecec; }
.btn.wide { width: 100%; margin-top: 18px; }
.btn.small { padding: 5px 10px; font-size: 13px; }

/* ---- Allgemein ---- */
h1 { font-size: 22px; margin: 0 0 4px; }
h2 { font-size: 17px; margin: 0 0 12px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.pagehead { display: flex; align-items: flex-end; justify-content: space-between;
  gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.notice {
  background: #e8f3ec; border: 1px solid #bfe0ca; color: var(--green);
  padding: 9px 12px; border-radius: 8px; margin-bottom: 16px;
}
.notice.err {
  background: #fdecec; border-color: #f3c4c4; color: var(--red);
}
code {
  background: var(--bg); border: 1px solid var(--line); border-radius: 4px;
  padding: 1px 5px; font-size: 13px;
}
.empty { text-align: center; color: var(--muted); padding: 60px 20px; }

/* ---- Karten-Raster ---- */
.grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 10px; overflow: hidden; display: flex; flex-direction: column;
}
.thumb {
  background: #eef0f3; aspect-ratio: 1 / 1; display: flex;
  align-items: center; justify-content: center;
}
.thumb img { width: 100%; height: 100%; object-fit: contain; }
.thumb img.noimg { display: none; }
.thumb.placeholder::after { content: "keine Vorschau"; color: var(--muted);
  font-size: 13px; }
.card .body { padding: 12px; display: flex; flex-direction: column; gap: 8px; }
.fname { font-weight: 600; word-break: break-word; }
.card .body label { margin-top: 2px; }

/* ---- KI-Vorschlag ---- */
.ai {
  background: #f0f5fc; border: 1px solid #d3e1f4; border-radius: 8px;
  padding: 8px 10px; font-size: 13px;
}
.ai-tag {
  display: inline-block; background: var(--accent); color: #fff;
  font-size: 11px; font-weight: 700; padding: 1px 7px; border-radius: 5px;
  margin-bottom: 4px;
}
.actions { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 4px; }
.actions .btn { flex: 1; text-align: center; }

/* ---- Chips / Badges ---- */
.chip {
  display: inline-block; background: var(--bg); border: 1px solid var(--line);
  border-radius: 20px; padding: 2px 10px; font-size: 12px; margin: 2px 2px 0 0;
}
.badge { font-size: 12px; font-weight: 700; padding: 2px 8px; border-radius: 5px; }
.badge.ok { background: #e8f3ec; color: var(--green); }
.badge.warn { background: #fcf1dc; color: var(--amber); }
.badge.err { background: #fdecec; color: var(--red); }

/* ---- Layout mit Seitenleiste ---- */
.with-side { display: grid; grid-template-columns: 220px 1fr; gap: 22px; }
.side { background: #fff; border: 1px solid var(--line); border-radius: 10px;
  padding: 14px; align-self: start; }
.side a { display: flex; justify-content: space-between; padding: 6px 8px;
  border-radius: 6px; color: var(--ink); }
.side a:hover { background: var(--bg); text-decoration: none; }
.side a.on { background: var(--accent); color: #fff; }
.side a .cnt { color: var(--muted); }
.side a.on .cnt { color: #dce8f8; }

/* ---- Tabellen ---- */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); }
th { font-size: 13px; color: var(--muted); }

/* ---- Panels (Admin) ---- */
.panel {
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  padding: 18px; margin-bottom: 18px;
}
.panel .row { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; }
.panel .row > div { flex: 1; min-width: 160px; }
.statgrid { display: grid; gap: 10px;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }
.stat { background: var(--bg); border-radius: 8px; padding: 10px 12px; }
.stat .n { font-size: 22px; font-weight: 700; }
.stat .l { font-size: 12px; color: var(--muted); }

/* ---- Modell-Detail ---- */
.detail { display: grid; grid-template-columns: 1.4fr 1fr; gap: 22px; }
#viewer { width: 100%; height: 460px; background: #eceef1;
  border: 1px solid var(--line); border-radius: 10px; }
.kv { display: grid; grid-template-columns: 130px 1fr; gap: 6px 12px;
  font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-word; }
.dropzone {
  border: 2px dashed var(--line); border-radius: 10px; padding: 22px;
  text-align: center; color: var(--muted); background: #fff; cursor: pointer;
}
.dropzone.hover { border-color: var(--accent); background: #f0f5fc; }
@media (max-width: 800px) {
  .with-side, .detail { grid-template-columns: 1fr; }
}