:root {
  --bg: #f1f5f9;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --border: #e2e8f0;
  --text: #0f172a;
  --text-muted: #64748b;
  --primary: #0284c7;
  --primary-hover: #0369a1;
  --primary-soft: #e0f2fe;
  --danger: #dc2626;
  --danger-soft: #fee2e2;
  --success: #16a34a;
  --success-soft: #dcfce7;
  --warn: #d97706;
  --warn-soft: #fef3c7;
  --dark: #1e293b;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(15, 23, 42, .08), 0 1px 2px rgba(15, 23, 42, .05);
  --shadow-lg: 0 10px 30px rgba(15, 23, 42, .18);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.45;
}

.hidden { display: none !important; }

/* ---------- Topbar ---------- */
#topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  background: var(--dark); color: #fff;
  padding: 0 16px; height: 54px;
  padding-top: env(safe-area-inset-top);
}
.brand { color: #fff; text-decoration: none; font-weight: 700; font-size: 16px; display: flex; align-items: center; gap: 8px; }
.brand-icon { font-size: 20px; }
#topbar nav { display: flex; align-items: center; gap: 4px; }
#topbar nav a {
  color: #cbd5e1; text-decoration: none; padding: 8px 12px; border-radius: 8px; font-weight: 500;
}
#topbar nav a:hover { background: rgba(255,255,255,.08); color: #fff; }
#topbar nav a.active { background: rgba(56,189,248,.15); color: #38bdf8; }
.btn-ghost {
  background: none; border: none; color: #cbd5e1; font-size: 18px; cursor: pointer;
  padding: 8px 10px; border-radius: 8px;
}
.btn-ghost:hover { background: rgba(255,255,255,.08); color: #fff; }

/* ---------- Layout ---------- */
#main { max-width: 1200px; margin: 0 auto; padding: 16px; padding-bottom: 60px; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 8px 0 16px; flex-wrap: wrap; }
.page-head h1 { font-size: 22px; margin: 0; }
.page-head .sub { color: var(--text-muted); font-size: 13px; margin-top: 2px; }

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 18px; margin-bottom: 16px;
}
.card h2 { margin: 0 0 12px; font-size: 16px; }
.card h3 { margin: 16px 0 8px; font-size: 14px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .03em; }

/* ---------- Tabs ---------- */
.tabs {
  display: flex; gap: 4px; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 4px; margin-bottom: 16px; overflow-x: auto;
  position: sticky; top: 54px; z-index: 40; box-shadow: var(--shadow);
}
.tabs a {
  flex: 1; text-align: center; padding: 9px 14px; border-radius: 8px; text-decoration: none;
  color: var(--text-muted); font-weight: 600; font-size: 14px; white-space: nowrap;
}
.tabs a.active { background: var(--primary); color: #fff; }
.tabs a:not(.active):hover { background: var(--surface-2); color: var(--text); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  background: var(--primary); color: #fff; border: none; border-radius: 10px;
  padding: 10px 16px; font-size: 14px; font-weight: 600; cursor: pointer;
  transition: background .15s; text-decoration: none;
}
.btn:hover { background: var(--primary-hover); }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn.secondary { background: var(--surface); color: var(--text); border: 1px solid var(--border); }
.btn.secondary:hover { background: var(--surface-2); }
.btn.danger { background: var(--danger); }
.btn.danger:hover { background: #b91c1c; }
.btn.danger-outline { background: var(--surface); color: var(--danger); border: 1px solid var(--danger); }
.btn.danger-outline:hover { background: var(--danger-soft); }
.btn.big { width: 100%; padding: 14px; font-size: 16px; }
.btn.small { padding: 6px 10px; font-size: 13px; border-radius: 8px; }
.btn-icon {
  background: none; border: none; cursor: pointer; font-size: 16px; padding: 6px;
  border-radius: 8px; color: var(--text-muted); line-height: 1;
}
.btn-icon:hover { background: var(--surface-2); color: var(--text); }
.btn-icon.danger:hover { background: var(--danger-soft); color: var(--danger); }

/* ---------- Forms ---------- */
label.field { display: block; margin-bottom: 12px; }
label.field > span { display: block; font-size: 13px; font-weight: 600; color: var(--text-muted); margin-bottom: 5px; }
label.field .req { color: var(--danger); }
input[type=text], input[type=password], input[type=number], select, textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 10px;
  font-size: 15px; font-family: inherit; background: var(--surface); color: var(--text);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: -1px; border-color: var(--primary); }
textarea { resize: vertical; min-height: 70px; }
.check { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--primary); }
.check .hint-text { display: block; font-size: 12px; color: var(--text-muted); font-weight: 400; }
.form-row { display: flex; gap: 10px; }
.form-row > * { flex: 1; }
.input-with-btn { display: flex; gap: 8px; }
.input-with-btn > :first-child { flex: 1; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { background: var(--surface-2); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--text-muted); position: sticky; top: 0; }
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--primary); }
tbody tr:last-child td { border-bottom: none; }
tbody tr.clickable { cursor: pointer; }
tbody tr.clickable:hover { background: var(--primary-soft); }
td.muted, .muted { color: var(--text-muted); }

/* ---------- Kundenliste ---------- */
.customer-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.customer-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; cursor: pointer; box-shadow: var(--shadow); transition: transform .1s, box-shadow .15s;
  display: flex; flex-direction: column; gap: 6px;
}
.customer-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.customer-card .name { font-weight: 700; font-size: 16px; display: flex; align-items: center; gap: 8px; justify-content: space-between; }
.customer-card .addr { color: var(--text-muted); font-size: 13px; white-space: pre-line; }
.customer-card .meta { display: flex; gap: 8px; margin-top: 6px; flex-wrap: wrap; }

/* ---------- Badges ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 4px; padding: 3px 9px; border-radius: 999px;
  font-size: 12px; font-weight: 600; background: var(--surface-2); color: var(--text-muted);
  border: 1px solid var(--border);
}
.badge.blue { background: var(--primary-soft); color: var(--primary-hover); border-color: transparent; }
.badge.green { background: var(--success-soft); color: var(--success); border-color: transparent; }
.badge.amber { background: var(--warn-soft); color: var(--warn); border-color: transparent; }
.badge.red { background: var(--danger-soft); color: var(--danger); border-color: transparent; }
.src-badge { font-size: 11px; padding: 1px 6px; border-radius: 6px; margin-left: 6px; vertical-align: middle; }

/* ---------- Erfassen (Capture) ---------- */
.capture-wrap { max-width: 560px; margin: 0 auto; }
.photo-zone {
  border: 2px dashed var(--border); border-radius: var(--radius); padding: 20px;
  text-align: center; background: var(--surface-2); margin-bottom: 12px; cursor: pointer;
  transition: border-color .15s;
}
.photo-zone:hover { border-color: var(--primary); }
.photo-zone .icon { font-size: 40px; }
.photo-zone p { margin: 6px 0 0; color: var(--text-muted); font-size: 13px; }
.photo-thumbs { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; }
.photo-thumb { position: relative; width: 92px; height: 92px; border-radius: 10px; overflow: hidden; border: 1px solid var(--border); }
.photo-thumb img { width: 100%; height: 100%; object-fit: cover; }
.photo-thumb .rm {
  position: absolute; top: 4px; right: 4px; background: rgba(15,23,42,.75); color: #fff;
  border: none; border-radius: 6px; width: 24px; height: 24px; cursor: pointer; font-size: 13px; line-height: 1;
}
.photo-thumb.large { width: 140px; height: 140px; cursor: zoom-in; }

.review-field { margin-bottom: 10px; }
.review-field > span { display: flex; align-items: center; font-size: 13px; font-weight: 600; color: var(--text-muted); margin-bottom: 4px; }

.spinner {
  display: inline-block; width: 18px; height: 18px; border: 3px solid rgba(255,255,255,.35);
  border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite; vertical-align: middle;
}
.spinner.dark { border-color: rgba(2,132,199,.25); border-top-color: var(--primary); }
@keyframes spin { to { transform: rotate(360deg); } }

.analyze-status {
  display: flex; align-items: center; gap: 12px; padding: 14px; border-radius: var(--radius);
  background: var(--primary-soft); color: var(--primary-hover); font-weight: 600; margin-bottom: 12px;
}

/* ---------- Login ---------- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-box { width: 100%; max-width: 380px; }
.login-box .logo { text-align: center; margin-bottom: 20px; }
.login-box .logo .icon { font-size: 52px; }
.login-box .logo h1 { margin: 8px 0 0; font-size: 22px; }
.login-box .logo p { color: var(--text-muted); margin: 4px 0 0; font-size: 14px; }

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(15,23,42,.55); z-index: 100;
  display: flex; align-items: flex-start; justify-content: center; padding: 20px; overflow-y: auto;
}
.modal {
  background: var(--surface); border-radius: 16px; box-shadow: var(--shadow-lg);
  width: 100%; max-width: 640px; margin: auto 0; animation: modal-in .15s ease-out;
}
@keyframes modal-in { from { opacity: 0; transform: translateY(10px); } }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.modal-head h2 { margin: 0; font-size: 17px; }
.modal-body { padding: 20px; }
.modal-foot { display: flex; justify-content: space-between; gap: 10px; padding: 14px 20px; border-top: 1px solid var(--border); flex-wrap: wrap; }
.modal-foot .right { display: flex; gap: 10px; margin-left: auto; }

.lightbox { position: fixed; inset: 0; background: rgba(15,23,42,.92); z-index: 200; display: flex; align-items: center; justify-content: center; cursor: zoom-out; }
.lightbox img { max-width: 96vw; max-height: 92vh; border-radius: 8px; }

/* ---------- Toast ---------- */
#toast-root { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 300; display: flex; flex-direction: column; gap: 8px; width: min(420px, calc(100vw - 32px)); }
.toast {
  padding: 12px 16px; border-radius: 10px; color: #fff; font-weight: 600; font-size: 14px;
  box-shadow: var(--shadow-lg); animation: toast-in .2s ease-out; text-align: center;
}
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } }
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }
.toast.info { background: var(--dark); }

/* ---------- Listen-Editor (Felder/Standorte/Kategorien) ---------- */
.item-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }
.item-row {
  display: flex; align-items: center; gap: 8px; background: var(--surface-2);
  border: 1px solid var(--border); border-radius: 10px; padding: 8px 10px;
}
.item-row input { border: none; background: transparent; padding: 4px 6px; }
.item-row input:focus { outline: 1px solid var(--primary); border-radius: 6px; background: var(--surface); }
.item-row .grip { color: var(--text-muted); cursor: default; font-size: 13px; }

/* ---------- Stat-Karten ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 16px; box-shadow: var(--shadow);
}
.stat .val { font-size: 24px; font-weight: 800; }
.stat .lbl { font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .04em; }

/* ---------- Filterleiste ---------- */
.filter-bar { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; align-items: center; }
.filter-bar select, .filter-bar input { width: auto; flex: 1; min-width: 130px; }
.filter-bar .spacer { flex: 100; }

.empty-state { text-align: center; padding: 40px 20px; color: var(--text-muted); }
.empty-state .icon { font-size: 44px; margin-bottom: 8px; }

@media (max-width: 640px) {
  #main { padding: 12px; }
  .page-head h1 { font-size: 19px; }
  th, td { padding: 8px 10px; }
  .modal-backdrop { padding: 10px; }
  .form-row { flex-direction: column; gap: 0; }
}