/* ==========================================================================
   Sportphysio Rechnungen – Oberfläche
   ========================================================================== */

:root {
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-alt: #f8f8f7;
  --border: #e7e6e3;
  --border-strong: #d6d5d1;
  --text: #1c1b2e;
  --text-soft: #55566a;
  --text-muted: #8e8f9f;
  --primary: #5b4fd8;
  --primary-hover: #4a3fc4;
  --primary-soft: #efedfc;
  --ink: #1e1c3a;
  --ink-hover: #2f2c55;
  --sidebar-bg: #f7f6f4;
  --sidebar-hover: #edecea;
  --brand: #f9b200;
  --success: #16a34a;
  --success-soft: #e8f8ee;
  --danger: #dc2626;
  --danger-soft: #fdecec;
  --warning: #d97706;
  --warning-soft: #fff4e0;
  --info: #2563eb;
  --info-soft: #e8f0fe;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 4px 16px rgba(16, 24, 40, .04);
  --sidebar-w: 236px;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-hover); }
h1, h2, h3, h4 { margin: 0 0 .5em; line-height: 1.25; font-weight: 700; }
h2 { font-size: 18px; }
h3 { font-size: 15px; }
p { margin: 0 0 1em; }
.material-icons { font-size: 20px; vertical-align: middle; line-height: 1; }
.muted { color: var(--text-soft); }
.small { font-size: 12px; }
.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.nowrap { white-space: nowrap; }
.hidden { display: none !important; }

/* ---------- Layout ---------- */
.app { display: flex; min-height: 100vh; }
.sidebar {
  width: var(--sidebar-w); flex: 0 0 var(--sidebar-w);
  background: var(--sidebar-bg); color: var(--text-soft);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
  padding: 18px 12px;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 20px; color: var(--text); font-weight: 700; font-size: 15px; }
.brand img { width: 34px; height: 34px; object-fit: contain; background: #fff; border-radius: 50%; padding: 2px; box-shadow: 0 0 0 1px var(--border); }
.brand:hover { color: var(--text); }
.sidebar nav { display: flex; flex-direction: column; gap: 2px; }
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 12px; border-radius: var(--radius-sm);
  color: var(--text-soft); font-size: 14px; font-weight: 500;
  transition: background .12s, color .12s;
}
.nav-item .material-icons { font-size: 20px; color: var(--text-muted); }
.nav-item:hover { background: var(--sidebar-hover); color: var(--text); }
.nav-item:hover .material-icons { color: var(--text-soft); }
.nav-item.active { background: var(--surface); color: var(--text); font-weight: 600; box-shadow: 0 1px 2px rgba(28, 27, 46, .06), 0 0 0 1px var(--border); }
.nav-item.active .material-icons { color: var(--primary); }
.nav-label { flex: 1; }
.nav-badge { background: var(--danger); color: #fff; border-radius: 999px; font-size: 11px; padding: 1px 7px; font-weight: 700; }
.nav-section { margin: 20px 12px 6px; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--text-muted); }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 32px; background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 20;
}
.page-title { font-size: 24px; font-weight: 500; letter-spacing: -.01em; margin: 0; flex: 1; }
.topbar-actions { display: flex; align-items: center; gap: 10px; }
.sidebar-toggle { display: none; }
.content { padding: 28px 32px 48px; max-width: 1400px; width: 100%; }

.user-menu { position: relative; }
.user-menu summary { list-style: none; display: flex; align-items: center; gap: 8px; cursor: pointer; padding: 4px 8px; border-radius: var(--radius-sm); }
.user-menu summary::-webkit-details-marker { display: none; }
.user-menu summary:hover { background: var(--surface-alt); }
.avatar { width: 30px; height: 30px; border-radius: 50%; background: var(--primary-soft); color: var(--primary); display: inline-flex; align-items: center; justify-content: center; font-weight: 700; }
.user-menu-panel {
  position: absolute; right: 0; top: calc(100% + 6px); min-width: 200px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: 0 12px 32px rgba(16,24,40,.12); padding: 8px; z-index: 30;
}
.user-menu-panel .muted { padding: 4px 10px 8px; }
.user-menu-panel a, .user-menu-panel button {
  display: flex; align-items: center; gap: 8px; width: 100%;
  padding: 8px 10px; border: 0; background: none; color: var(--text); border-radius: var(--radius-sm);
  font: inherit; cursor: pointer; text-align: left;
}
.user-menu-panel a:hover, .user-menu-panel button:hover { background: var(--surface-alt); }
.user-menu-panel form { margin: 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px 16px; border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong); background: var(--surface); color: var(--text);
  font: inherit; font-weight: 500; cursor: pointer; white-space: nowrap;
  transition: background .15s, border-color .15s, box-shadow .15s;
}
.btn:hover { background: var(--surface-alt); color: var(--text); }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn .material-icons { font-size: 18px; }
.btn-primary { background: var(--ink); border-color: var(--ink); color: #fff; }
.btn-primary:hover { background: var(--ink-hover); border-color: var(--ink-hover); color: #fff; }
.btn-accent { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-accent:hover { background: var(--primary-hover); border-color: var(--primary-hover); color: #fff; }
.btn-success { background: var(--success); border-color: var(--success); color: #fff; }
.btn-success:hover { background: #128a3e; color: #fff; }
.btn-danger { background: var(--surface); border-color: #f3b4b4; color: var(--danger); }
.btn-danger:hover { background: var(--danger-soft); color: var(--danger); }
.btn-ghost { border-color: transparent; background: transparent; }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-block { width: 100%; }
.icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: var(--radius-sm);
  border: 1px solid transparent; background: transparent; color: var(--text-soft); cursor: pointer;
}
.icon-btn:hover { background: var(--surface-alt); color: var(--primary); }
.icon-btn.danger:hover { color: var(--danger); background: var(--danger-soft); }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }

/* ---------- Formulare ---------- */
input[type=text], input[type=email], input[type=password], input[type=number], input[type=date], input[type=search], select, textarea {
  width: 100%; padding: 9px 12px;
  border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
  background: var(--surface); color: var(--text); font: inherit;
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
input:disabled, select:disabled, textarea:disabled, input[readonly] { background: var(--surface-alt); color: var(--text-soft); }
textarea { min-height: 96px; resize: vertical; }
.field { display: block; margin-bottom: 14px; }
.field > span { display: block; font-size: 13px; font-weight: 500; color: var(--text); margin-bottom: 6px; }
.field .hint { display: block; font-size: 12px; color: var(--text-muted); margin-top: 4px; }
.check { display: flex; align-items: center; gap: 8px; margin-bottom: 14px; cursor: pointer; }
.check input { width: 16px; height: 16px; }
.grid { display: grid; gap: 16px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0 16px; }
.span-2 { grid-column: span 2; }
.form-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 8px; }

/* ---------- Karten ---------- */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 20px; }
.card-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--border); }
.card-header h2, .card-header h3 { margin: 0; font-weight: 600; }
.card-body { padding: 18px; }
.card-body.flush { padding: 0; }
.cols { display: grid; grid-template-columns: minmax(0, 2fr) minmax(300px, 1fr); gap: 20px; align-items: start; }
.side-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 0 20px; align-items: start; }
.cols-even { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; align-items: start; }

/* ---------- Kennzahlen ---------- */
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-bottom: 20px; }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow); display: block; color: var(--text); }
a.kpi:hover { border-color: var(--primary); color: var(--text); }
.kpi-label { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-soft); font-weight: 500; }
.kpi-value { font-size: 24px; font-weight: 700; margin-top: 6px; font-variant-numeric: tabular-nums; }
.kpi-sub { font-size: 12px; color: var(--text-muted); }
.kpi.danger .kpi-value { color: var(--danger); }
.kpi.success .kpi-value { color: var(--success); }
.kpi.warning .kpi-value { color: var(--warning); }

.bars { display: flex; align-items: flex-end; gap: 8px; height: 140px; padding-top: 10px; }
.bar { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 6px; height: 100%; justify-content: flex-end; }
.bar-fill { width: 100%; max-width: 38px; background: var(--primary); border-radius: 4px 4px 0 0; min-height: 2px; }
.bar-label { font-size: 11px; color: var(--text-muted); }

/* ---------- Tabellen ---------- */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; }
.table th { text-align: left; font-size: 13px; font-weight: 500; color: var(--text-soft); padding: 10px 14px; border-bottom: 1px solid var(--border); background: var(--surface-alt); white-space: nowrap; }
.table td { padding: 11px 14px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table tbody tr:hover td { background: #faf9fe; }
.table tr:last-child td { border-bottom: 0; }
.table .actions { text-align: right; white-space: nowrap; }
.table th.sortable { cursor: pointer; user-select: none; }
.table th.sortable a { color: inherit; display: inline-flex; align-items: center; gap: 2px; }
.table th.sortable:hover, .table th.sortable:hover a { color: var(--primary); }
.table th.sorted, .table th.sorted a, .table th[aria-sort] { color: var(--text); }
.table th .sort-icon { font-size: 15px; vertical-align: middle; margin-left: 2px; opacity: .45; }
.table th.sorted .sort-icon, .table th[aria-sort] .sort-icon { opacity: 1; color: var(--primary); }
.icon-btn { position: relative; }
.invoice-table .actions { text-align: left; }
.icon-btn.disabled, .icon-btn.disabled:hover { color: var(--text-muted); opacity: .4; background: transparent; cursor: default; }
.icon-badge { position: absolute; top: 1px; right: 0; min-width: 15px; height: 15px; padding: 0 4px; border-radius: 999px; background: var(--primary); color: #fff; font-size: 10px; line-height: 15px; font-weight: 700; }
.table a.row-link { color: var(--text); font-weight: 600; }
.table a.row-link:hover { color: var(--primary); }
.table .sub { display: block; font-size: 12px; color: var(--text-muted); }
.table input, .table select { padding: 6px 8px; }

/* ---------- Badges / Status ---------- */
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap; background: var(--surface-alt); color: var(--text-soft); }
.badge.draft { background: #eef0f5; color: #5f6578; }
.badge.open { background: var(--info-soft); color: var(--info); }
.badge.overdue { background: var(--danger-soft); color: var(--danger); }
.badge.paid { background: var(--success-soft); color: var(--success); }
.badge.cancelled, .badge.cancellation { background: #f3f0ea; color: #8a6d3b; }
.badge.role { background: var(--primary-soft); color: var(--primary); }
.badge.off { background: var(--danger-soft); color: var(--danger); }

/* ---------- Filter / Toolbar ---------- */
.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; justify-content: space-between; margin-bottom: 14px; }
.toolbar form { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin: 0; }
.toolbar input[type=search] { width: 260px; }
.toolbar input[type=date] { width: 160px; }
.toolbar .btn { flex: 0 0 auto; }
.pills { display: flex; flex-wrap: wrap; gap: 2px; background: #f1f0ee; border: 1px solid var(--border); border-radius: 10px; padding: 3px; }
.pills a { padding: 6px 14px; border-radius: 7px; color: var(--text-soft); font-weight: 500; font-size: 13px; }
.pills a:hover { color: var(--text); }
.pills a.active { background: var(--surface); color: var(--text); font-weight: 600; box-shadow: 0 1px 2px rgba(28, 27, 46, .1), 0 0 0 1px var(--border); }
.pills .count { font-weight: 400; opacity: .8; margin-left: 4px; }
.pagination { display: flex; gap: 4px; justify-content: flex-end; align-items: center; padding: 12px 14px; border-top: 1px solid var(--border); }
.pagination a, .pagination span { padding: 5px 11px; border-radius: var(--radius-sm); border: 1px solid var(--border); color: var(--text-soft); }
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination .current { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ---------- Meldungen ---------- */
.alert { padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 16px; border: 1px solid transparent; }
.alert-success { background: var(--success-soft); color: #166534; border-color: #bfe8cd; }
.alert-error { background: var(--danger-soft); color: #991b1b; border-color: #f5c2c2; }
.alert-warning { background: var(--warning-soft); color: #92400e; border-color: #f8d9a8; }
.alert-info { background: var(--info-soft); color: #1e40af; border-color: #c4d6fb; }
.alert ul { margin: 6px 0 0 18px; padding: 0; }
.toasts { position: fixed; right: 20px; bottom: 20px; display: flex; flex-direction: column; gap: 8px; z-index: 100; }
.toast { background: var(--ink); color: #fff; padding: 12px 16px; border-radius: var(--radius-sm); box-shadow: 0 12px 32px rgba(0,0,0,.2); max-width: 380px; animation: toast-in .2s ease-out; }
.toast.error { background: var(--danger); }
.toast.success { background: var(--success); }
@keyframes toast-in { from { transform: translateY(10px); opacity: 0; } to { transform: none; opacity: 1; } }
.empty-state { text-align: center; padding: 48px 20px; color: var(--text-soft); }
.empty-state .material-icons { font-size: 44px; color: var(--text-muted); }

/* ---------- Dialoge ---------- */
dialog { border: 0; border-radius: var(--radius); padding: 0; width: min(560px, calc(100vw - 32px)); box-shadow: 0 24px 64px rgba(16,24,40,.25); }
dialog::backdrop { background: rgba(16, 24, 40, .45); }
dialog .card-header { border-bottom: 1px solid var(--border); }
dialog .card-body { max-height: 70vh; overflow: auto; }
dialog .dialog-actions { display: flex; justify-content: flex-end; gap: 8px; padding: 12px 18px; border-top: 1px solid var(--border); background: var(--surface-alt); }

/* ---------- Autovervollständigung ---------- */
.ac { position: relative; }
.ac-list { position: fixed; z-index: 1000; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); box-shadow: 0 12px 32px rgba(16,24,40,.12); max-height: 320px; overflow-y: auto; margin: 0; padding: 4px; list-style: none; }
.ac-list li { padding: 8px 10px; border-radius: 6px; cursor: pointer; }
.ac-list li:hover, .ac-list li.active { background: var(--primary-soft); }
.ac-list .sub { display: block; font-size: 12px; color: var(--text-muted); }

/* ---------- Rechnungs-Editor ---------- */
.doc-header { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.doc-title { display: flex; align-items: center; gap: 12px; }
.doc-title h2 { margin: 0; font-size: 26px; font-weight: 500; letter-spacing: -.01em; }
.stepper { display: flex; align-items: center; gap: 0; margin-bottom: 20px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.step { flex: 1; display: flex; align-items: center; gap: 8px; padding: 12px 16px; color: var(--text-muted); font-weight: 600; font-size: 13px; border-right: 1px solid var(--border); }
.step:last-child { border-right: 0; }
.step .material-icons { font-size: 18px; }
.step.done { color: var(--success); }
.step.current { color: var(--primary); background: var(--primary-soft); }
.customer-box { background: var(--surface-alt); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px 14px; margin-top: 8px; min-height: 78px; line-height: 1.6; }
.positions td { padding: 8px 10px; }
.positions .new-row td { background: var(--surface-alt); }
.positions input { min-width: 60px; }
.totals { width: 100%; max-width: 380px; margin-left: auto; border-collapse: collapse; }
.totals td { padding: 6px 0; }
.totals .grand td { border-top: 2px solid var(--text); font-weight: 700; font-size: 16px; padding-top: 10px; }
.text-insert { display: flex; gap: 8px; margin-bottom: 6px; }
.text-insert select { flex: 1; }
.placeholder-list code { background: var(--surface-alt); border: 1px solid var(--border); border-radius: 4px; padding: 1px 5px; font-size: 12px; margin: 2px; display: inline-block; cursor: pointer; }
.timeline { list-style: none; margin: 0; padding: 0; }
.timeline li { display: flex; gap: 10px; padding: 8px 0; border-bottom: 1px dashed var(--border); }
.timeline li:last-child { border-bottom: 0; }
.timeline .material-icons { color: var(--text-muted); font-size: 18px; }

.dropzone { border: 2px dashed var(--border-strong); border-radius: var(--radius); padding: 22px; text-align: center; color: var(--text-soft); background: var(--surface-alt); transition: border-color .15s, background .15s; }
.dropzone.is-hover { border-color: var(--primary); background: var(--primary-soft); }
.file-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--border); }
.file-row:last-child { border-bottom: 0; }
.attachment-list { margin-bottom: 12px; }
.attachment-row { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--border); }
.attachment-row:last-child { border-bottom: 0; }
.attachment-icon { width: 36px; height: 36px; flex: 0 0 36px; display: inline-flex; align-items: center; justify-content: center; border-radius: var(--radius-sm); background: var(--primary-soft); color: var(--primary); font-size: 20px; }
.attachment-meta { flex: 1; min-width: 0; }
.attachment-meta a { display: block; font-weight: 600; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.attachment-meta a:hover { color: var(--primary); }
.attachment-meta .sub { display: block; font-size: 12px; color: var(--text-muted); }
.dropzone-sm { padding: 12px; }
.is-disabled { opacity: .45; }
.check-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 8px 16px; margin: 6px 0 12px; }
.check-grid .check { align-items: flex-start; margin-bottom: 0; }
.check-grid .check input { margin-top: 2px; }
.check-grid .sub { display: block; }
.dropzone-sm .material-icons { vertical-align: middle; font-size: 20px; }
.icon-btn.attach-has-files { color: var(--primary); }

/* ---------- Login ---------- */
.login-shell { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; background: linear-gradient(160deg, #f7f6f4 0%, #efedfc 100%); }
.login-card { width: min(400px, 100%); background: var(--surface); border-radius: 16px; padding: 32px; border: 1px solid var(--border); box-shadow: 0 24px 64px rgba(28, 27, 46, .1); }
.login-card h1 { font-size: 24px; font-weight: 500; margin-bottom: 18px; text-align: center; }
.login-logo { display: block; width: 72px; height: 72px; object-fit: contain; margin: 0 auto 12px; }

/* ---------- Responsiv ---------- */
@media (max-width: 1100px) {
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cols, .cols-even { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .sidebar { position: fixed; left: 0; top: 0; z-index: 50; transform: translateX(-100%); transition: transform .2s; }
  body.sidebar-open .sidebar { transform: none; box-shadow: 0 0 0 100vmax rgba(0,0,0,.4); }
  .sidebar-toggle { display: inline-flex; }
  .topbar { padding: 10px 16px; }
  .content { padding: 16px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .span-2 { grid-column: auto; }
  .hide-sm { display: none; }
  .toolbar input[type=search] { width: 100%; }
  .stepper { flex-direction: column; }
  .step { border-right: 0; border-bottom: 1px solid var(--border); width: 100%; }
}
@media (max-width: 520px) {
  .kpis { grid-template-columns: 1fr; }
}