:root {
  --bg: #f4f5f7; --surface: #fff; --text: #1d2330; --muted: #667085; --border: #e2e5ea;
  --primary: #1f4fd6; --primary-hover: #1a43b8; --on-primary: #fff; --danger: #c62828;
  --ok-bg: #e6f5eb; --ok-fg: #1b6b3a; --err-bg: #fdecec; --err-fg: #a12020; --info-bg: #e8effd; --info-fg: #1f4fd6;
  --warn-bg: #fff3d6; --warn-fg: #8a5a00;
  --radius: 10px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b; --surface: #1b1f27; --text: #e7e9ee; --muted: #9aa3b2; --border: #2c323d;
    --primary: #5b84f0; --primary-hover: #7096f3; --on-primary: #0d1220; --danger: #ef6b6b;
    --ok-bg: #173323; --ok-fg: #7fd6a0; --err-bg: #3a1b1b; --err-fg: #f2a3a3; --info-bg: #1b2643; --info-fg: #9db6f6;
    --warn-bg: #3a2e14; --warn-fg: #f0c674;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--primary); }
h1, h2, h3 { line-height: 1.25; margin: 0 0 .5rem; }
h1 { font-size: 1.6rem; } h2 { font-size: 1.2rem; } h3 { font-size: 1.05rem; }
.muted { color: var(--muted); } .small { font-size: .875rem; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
main.wrap { padding-top: 28px; padding-bottom: 48px; }
.center { min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 16px; gap: 12px; }

.topbar { background: var(--surface); border-bottom: 1px solid var(--border); }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; min-height: 56px; gap: 16px; flex-wrap: wrap; }
.brand { font-weight: 700; color: var(--text); text-decoration: none; }
.nav { display: flex; align-items: center; gap: 18px; }
.nav a { color: var(--text); text-decoration: none; }
.nav a:hover, .linklike:hover { color: var(--primary); }
.nav form { margin: 0; }
.linklike { background: none; border: 0; padding: 0; font: inherit; color: var(--muted); cursor: pointer; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 20px; }
.login { width: 100%; max-width: 380px; padding: 28px; }
.narrow { max-width: 480px; }
.empty { text-align: center; padding: 40px 20px; }
.page-head { margin-bottom: 20px; }

.stack { display: flex; flex-direction: column; gap: 14px; }
label { display: flex; flex-direction: column; gap: 4px; font-size: .9rem; font-weight: 500; flex: 1; }
input, select, textarea {
  font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--border);
  border-radius: 8px; padding: 9px 11px; width: 100%;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: -1px; }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row-end { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.check { flex-direction: row; align-items: center; gap: 8px; font-weight: 400; }
.check input { width: auto; }

.btn {
  display: inline-block; font: inherit; font-weight: 600; padding: 9px 16px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text); cursor: pointer; text-decoration: none;
}
.btn:hover { border-color: var(--primary); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: var(--on-primary); }
.btn-primary:hover { background: var(--primary-hover); }
.btn-danger { color: var(--danger); }
.btn-danger:hover { border-color: var(--danger); }
.danger-zone { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border); }

.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; width: 100%; max-width: 1120px; overflow-wrap: anywhere; }
.center > .flash { max-width: 380px; }
.flash-success { background: var(--ok-bg); color: var(--ok-fg); }
.flash-error { background: var(--err-bg); color: var(--err-fg); }
.flash-info { background: var(--info-bg); color: var(--info-fg); }

.badge { display: inline-block; font-size: .78rem; font-weight: 600; padding: 2px 9px; border-radius: 999px; white-space: nowrap; }
.badge-in_arbeit { background: var(--warn-bg); color: var(--warn-fg); }
.badge-abnahme { background: var(--info-bg); color: var(--info-fg); }
.badge-online { background: var(--ok-bg); color: var(--ok-fg); }

/* Kundenansicht */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; margin-bottom: 16px; }
.site { padding: 0; overflow: hidden; margin: 0; display: flex; flex-direction: column; }
.site-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.site-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.site-head h2 { margin: 0; }
.url { margin: 0; color: var(--muted); font-size: .9rem; overflow-wrap: anywhere; }
.note { margin: 4px 0 0; }
.site-foot { margin-top: auto; padding-top: 10px; display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }

/* Live-Vorschau: Seite in 4-facher Breite laden und auf 25 % verkleinern */
.preview { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--bg); border-bottom: 1px solid var(--border); }
.preview iframe { position: absolute; top: 0; left: 0; width: 400%; height: 400%; border: 0;
  transform: scale(.25); transform-origin: 0 0; pointer-events: none; background: #fff; }
.preview-link { position: absolute; inset: 0; }

/* Verwaltung */
.site-admin { display: grid; grid-template-columns: 280px 1fr; gap: 20px; }
.site-admin .preview { border: 1px solid var(--border); border-radius: 8px; align-self: start; }
.columns { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.columns-wide { grid-template-columns: 2fr 1fr; align-items: start; }
.columns .card { margin-bottom: 0; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); }
th { font-size: .82rem; color: var(--muted); font-weight: 600; }
tr:last-child td { border-bottom: 0; }

@media (max-width: 760px) {
  .site-admin, .columns, .columns-wide { grid-template-columns: 1fr; }
  .columns { gap: 0; } .columns .card { margin-bottom: 20px; }
}