:root {
  --bg: #f4f5f7;
  --panel: #ffffff;
  --border: #dfe3e8;
  --text: #1f2733;
  --muted: #6b7280;
  --accent: #2f6f6b;
  --accent-dark: #245854;
  --accent-soft: #f1f7f6;
  --field-bg: #fcfcfd;
  --danger: #b42318;
  --danger-soft: #fef3f2;
  --ok: #2f6f6b;
  --warn: #b45309;
  --shadow: 0 1px 3px rgba(16, 24, 40, 0.06), 0 1px 2px rgba(16, 24, 40, 0.04);
  --shadow-lg: 0 10px 30px rgba(16, 24, 40, 0.18);
  --radius: 10px;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  font-size: 14px;
  line-height: 1.5;
}
a { color: var(--accent-dark); }

/* ---------- Buttons ---------- */
.btn {
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
  font-weight: 600;
}
.btn:hover { background: #f6f7f9; }
.btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn.primary:hover { background: var(--accent-dark); }
.btn.danger { color: var(--danger); border-color: #fecdca; }
.btn.danger:hover { background: var(--danger-soft); }
.btn.small { padding: 5px 10px; font-size: 12.5px; }
.btn:disabled { opacity: 0.5; cursor: default; }
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- Form fields ---------- */
input[type="text"], input[type="number"], input[type="date"],
input[type="datetime-local"], input[type="email"], input[type="tel"],
input[type="search"], input:not([type]), select, textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--field-bg);
  font-size: 14px;
  font-family: inherit;
  color: var(--text);
}
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(47, 111, 107, 0.12);
}
label.fld { display: block; font-size: 12px; font-weight: 600; color: var(--muted); margin: 10px 0 4px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
@media (max-width: 640px) { .grid2, .grid3 { grid-template-columns: 1fr; } }

/* ---------- App shell ---------- */
.topbar {
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 10px 20px;
  position: sticky;
  top: 0;
  z-index: 20;
}
.topbar .brand { font-weight: 700; color: var(--accent-dark); cursor: pointer; }
.topbar nav { display: flex; gap: 6px; margin-left: auto; }
.topbar nav button {
  border: none; background: none; color: var(--muted); font-weight: 600;
  padding: 7px 12px; border-radius: 8px; cursor: pointer; font-size: 14px;
}
.topbar nav button.active, .topbar nav button:hover { background: var(--accent-soft); color: var(--accent-dark); }

main.content { max-width: 1100px; margin: 0 auto; padding: 22px 20px 60px; }
h1.page { font-size: 22px; margin: 0 0 16px; }
h2.sec { font-size: 16px; margin: 26px 0 10px; color: var(--accent-dark); }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
  margin-bottom: 16px;
}
.muted { color: var(--muted); }
.spread { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.toolbar .grow { flex: 1; min-width: 160px; }

/* ---------- Tables ---------- */
table.list { width: 100%; border-collapse: collapse; }
table.list th, table.list td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
table.list th { font-size: 12px; text-transform: uppercase; letter-spacing: 0.03em; color: var(--muted); }
table.list tbody tr { cursor: pointer; }
table.list tbody tr:hover { background: #f9fafb; }
table.list tr.norow td { text-align: center; color: var(--muted); cursor: default; }
table.list tr.norow:hover { background: none; }

/* ---------- Badges / chips ---------- */
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge.geplant { background: #eaf3f2; color: var(--accent-dark); }
.badge.abgeschlossen { background: #eef2ff; color: #3730a3; }
.badge.abgesagt { background: var(--danger-soft); color: var(--danger); }
.badge.offen { background: #fff7ed; color: var(--warn); }
.badge.bezahlt { background: #ecfdf5; color: #047857; }
.badge.gray { background: #f1f2f4; color: var(--muted); }
.pill-toggle { display: inline-flex; border: 1px solid var(--border); border-radius: 999px; overflow: hidden; background: #fff; }
.pill-toggle button { border: none; background: none; padding: 7px 16px; cursor: pointer; font-weight: 600; color: var(--muted); }
.pill-toggle button.active { background: var(--accent); color: #fff; }

/* ---------- Modal ---------- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(15, 23, 35, 0.45);
  display: flex; align-items: flex-start; justify-content: center; padding: 32px 16px; z-index: 50; overflow-y: auto;
}
.modal {
  background: var(--panel); border-radius: 12px; box-shadow: var(--shadow-lg);
  width: 100%; max-width: 540px; max-height: calc(100vh - 64px); display: flex; flex-direction: column; overflow: hidden;
}
.modal.wide { max-width: 1000px; }
.modal header { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--border); }
.modal header h3 { margin: 0; font-size: 16px; }
.modal header .x { border: none; background: none; font-size: 22px; cursor: pointer; color: var(--muted); line-height: 1; }
.modal .body { padding: 18px; overflow-y: auto; }
.modal .foot { padding: 12px 18px; border-top: 1px solid var(--border); display: flex; gap: 8px; justify-content: flex-end; }

/* ---------- Invoice dialog split ---------- */
.invoice-split { display: grid; grid-template-columns: 360px 1fr; gap: 0; min-height: 60vh; }
.invoice-split .controls { padding: 18px; overflow-y: auto; max-height: 76vh; }
.invoice-split .preview { background: #525659; display: flex; flex-direction: column; }
.invoice-split .preview iframe { flex: 1; border: none; width: 100%; min-height: 60vh; }
@media (max-width: 820px) { .invoice-split { grid-template-columns: 1fr; } }
.appt-pick { display: flex; gap: 8px; align-items: center; padding: 5px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.appt-pick input.amount { width: 90px; }

/* ---------- Login ---------- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.login-card { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow-lg); padding: 28px; width: 100%; max-width: 400px; text-align: center; }
.login-card h1 { font-size: 20px; margin: 0 0 4px; }
.login-card .qr { margin: 16px auto; max-width: 240px; }
.login-card .qr img { width: 100%; border-radius: 8px; }
.login-card code.secret { display: block; word-break: break-all; background: var(--field-bg); border: 1px solid var(--border); border-radius: 8px; padding: 8px; font-size: 12px; margin: 8px 0; }
input.code-input { width: 100%; letter-spacing: 6px; text-align: center; font-size: 22px; }
.err { color: var(--danger); font-size: 13px; margin-top: 8px; min-height: 18px; }
.hint { font-size: 12px; color: var(--muted); margin: 8px 2px; }

/* ---------- Document list ---------- */
.doc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; }
.doc-tile { border: 1px solid var(--border); border-radius: 10px; padding: 12px; background: #fff; cursor: pointer; }
.doc-tile:hover { border-color: var(--accent); }
.doc-tile .ic { font-size: 26px; }
.doc-tile .nm { font-weight: 600; margin-top: 6px; word-break: break-word; font-size: 13px; }
.doc-tile .meta { font-size: 11px; color: var(--muted); margin-top: 2px; }
.preview-frame { width: 100%; height: 70vh; border: 1px solid var(--border); border-radius: 8px; }
.preview-img { max-width: 100%; border-radius: 8px; }
.txt-editor { width: 100%; min-height: 50vh; font-family: ui-monospace, Consolas, monospace; font-size: 13px; }

/* ---------- Calendar ---------- */
#calendar { background: #fff; border-radius: 10px; padding: 8px; }
.fc .fc-button-primary { background: var(--accent); border-color: var(--accent); }
.fc .fc-button-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.fc .fc-button-primary:not(:disabled).fc-button-active { background: var(--accent-dark); border-color: var(--accent-dark); }

/* ---------- Public landing ---------- */
.landing { max-width: 960px; margin: 0 auto; padding: 0 20px 60px; }
.landing .top { display: flex; justify-content: space-between; align-items: center; padding: 18px 0; }
.landing .top .login-link { font-size: 13px; color: var(--muted); text-decoration: none; border: 1px solid var(--border); padding: 6px 12px; border-radius: 8px; }
.landing .top .login-link:hover { background: var(--accent-soft); color: var(--accent-dark); }
.hero { display: grid; grid-template-columns: 240px 1fr; gap: 32px; align-items: center; margin: 24px 0 8px; }
.hero .photo { width: 240px; height: 290px; border-radius: 14px; object-fit: cover; box-shadow: var(--shadow); background: var(--accent-soft); }
.hero .photo-ph { width: 240px; height: 290px; border-radius: 14px; background: linear-gradient(160deg, #e7f1f0, #cfe3e1); display: flex; align-items: center; justify-content: center; color: var(--accent-dark); font-size: 64px; font-weight: 700; box-shadow: var(--shadow); }
.hero h1 { font-size: 30px; margin: 0 0 4px; }
.hero .role { color: var(--accent-dark); font-weight: 600; margin: 0 0 14px; }
.hero p { margin: 0 0 12px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }
.chips span { background: var(--accent-soft); color: var(--accent-dark); padding: 5px 12px; border-radius: 999px; font-size: 13px; font-weight: 600; }
.info-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 26px; }
.info-cards .card h3 { margin: 0 0 8px; font-size: 15px; color: var(--accent-dark); }
.landing footer { margin-top: 36px; color: var(--muted); font-size: 12px; border-top: 1px solid var(--border); padding-top: 16px; }
@media (max-width: 720px) { .hero { grid-template-columns: 1fr; justify-items: center; text-align: center; } .info-cards { grid-template-columns: 1fr; } }

.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: #1f2733; color: #fff; padding: 10px 18px; border-radius: 8px; font-size: 13px; box-shadow: var(--shadow-lg); z-index: 100; opacity: 0; transition: opacity 0.2s; }
.toast.show { opacity: 1; }
.spinner { color: var(--muted); padding: 30px; text-align: center; }
.save-status { font-size: 12px; color: var(--muted); }