/* Trainer-Portal — mastaller.com-Design: Gelb #cdf201, Blau #162540, Oswald + Open Sans */
:root {
  --gelb: #cdf201;
  --gelb-dkl: #b4d400;
  --blau: #162540;
  --blau-dkl: #0a0d1f;
  --blau-kontrast: #144485;
  --grau-hll: #ecedef;
  --grau: #d7d9de;
  --grau-dkl: #6f7380;
  --weiss: #ffffff;
  --rot: #c62f2f;
  --rot-hll: #fbeaea;
  --orange: #b25a00;
  --orange-hll: #fff2e0;
  --gruen: #237a3b;
  --gruen-hll: #e5f4e8;
  --radius: 6px;
  --heading: "Oswald", sans-serif;
  --body: "Open Sans", sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--body);
  font-size: 15px;
  line-height: 1.5;
  color: var(--blau);
  background: var(--grau-hll);
}
a { color: var(--blau-kontrast); }
h1, h2, h3 {
  font-family: var(--heading);
  text-transform: uppercase;
  letter-spacing: .02em;
  line-height: 1.15;
  margin: 0 0 .5em;
}
h1 { font-size: 30px; font-weight: 600; }
h2 { font-size: 20px; font-weight: 500; }
h3 { font-size: 16px; font-weight: 500; }
.muted { color: var(--grau-dkl); }
.small { font-size: 13px; }
.mono { font-variant-numeric: tabular-nums; }
.right { text-align: right; }
.nowrap { white-space: nowrap; }

/* ---------- Kopfzeile ---------- */
.topbar { background: var(--gelb); }
.topbar-inner {
  max-width: 1160px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; gap: 28px; min-height: 64px;
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--blau); }
.brand img { height: 30px; display: block; }
.brand span {
  font-family: var(--heading); text-transform: uppercase; font-size: 13px; letter-spacing: .08em;
  border-left: 2px solid var(--blau); padding-left: 12px;
}
.nav { display: flex; gap: 22px; flex: 1; }
.nav a {
  font-family: var(--heading); text-transform: uppercase; font-weight: 500; font-size: 15px;
  color: var(--blau); text-decoration: none; padding: 20px 0 18px; border-bottom: 3px solid transparent;
}
.nav a.on, .nav a:hover { border-bottom-color: var(--blau); }
.user { display: flex; align-items: center; gap: 12px; font-size: 13px; }
.user form { margin: 0; }

.testbar {
  background: var(--blau); color: var(--gelb); text-align: center;
  font-family: var(--heading); text-transform: uppercase; letter-spacing: .08em; font-size: 12px; padding: 5px 16px;
}

main { max-width: 1160px; margin: 0 auto; padding: 32px 24px 64px; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.page-head h1 { margin: 0; }
.page-head .sub { margin: 4px 0 0; color: var(--grau-dkl); }
.crumb { font-size: 13px; margin-bottom: 6px; }
.crumb a { color: var(--grau-dkl); text-decoration: none; }
.crumb a:hover { text-decoration: underline; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font-family: var(--heading); text-transform: uppercase; letter-spacing: .04em; font-size: 14px; font-weight: 500;
  padding: 10px 18px; border-radius: var(--radius); border: 2px solid var(--blau);
  background: var(--blau); color: var(--weiss); text-decoration: none; cursor: pointer; line-height: 1.1;
}
.btn:hover { background: var(--blau-dkl); border-color: var(--blau-dkl); }
.btn.gelb { background: var(--gelb); border-color: var(--gelb); color: var(--blau); }
.btn.gelb:hover { background: var(--gelb-dkl); border-color: var(--gelb-dkl); }
.btn.ghost { background: transparent; color: var(--blau); }
.btn.ghost:hover { background: var(--blau); color: var(--weiss); }
.btn.danger { background: var(--rot); border-color: var(--rot); }
.btn.danger:hover { background: #a42424; border-color: #a42424; }
.btn.danger-ghost { background: transparent; color: var(--rot); border-color: var(--rot); }
.btn.danger-ghost:hover { background: var(--rot); color: var(--weiss); }
.btn.small { padding: 6px 12px; font-size: 13px; }
.btn.link { background: none; border: 0; color: var(--blau); padding: 0; text-decoration: underline; font-family: var(--body); text-transform: none; letter-spacing: 0; font-size: 13px; }
.btn.link:hover { background: none; color: var(--blau-kontrast); }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

/* ---------- Karten & Kennzahlen ---------- */
.card { background: var(--weiss); border-radius: var(--radius); padding: 22px 24px; }
.card + .card { margin-top: 20px; }
.grid > .card + .card { margin-top: 0; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.card-head h2 { margin: 0; }
.grid { display: grid; gap: 20px; }
.grid.two { grid-template-columns: 1fr 1fr; }
.grid.side { grid-template-columns: minmax(0, 1fr) 340px; align-items: start; }

.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.kpi { background: var(--weiss); border-radius: var(--radius); padding: 18px 20px; border-top: 4px solid var(--gelb); }
.kpi .label { font-family: var(--heading); text-transform: uppercase; font-size: 13px; letter-spacing: .05em; color: var(--grau-dkl); }
.kpi .value { font-family: var(--heading); font-size: 32px; font-weight: 500; line-height: 1.2; margin-top: 4px; font-variant-numeric: tabular-nums; }
.kpi .hint { font-size: 13px; color: var(--grau-dkl); }
.kpi.dark { background: var(--blau); color: var(--weiss); border-top-color: var(--gelb); }
.kpi.dark .label, .kpi.dark .hint { color: #b9c0cf; }
.kpi.dark .value { color: var(--gelb); }

/* ---------- Tabellen ---------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th {
  text-align: left; font-family: var(--heading); text-transform: uppercase; font-weight: 500;
  font-size: 12px; letter-spacing: .06em; color: var(--grau-dkl); padding: 0 12px 10px; border-bottom: 2px solid var(--blau);
}
td { padding: 13px 12px; border-bottom: 1px solid var(--grau-hll); vertical-align: middle; }
tr.rowlink { cursor: pointer; }
tr.rowlink:hover td { background: #f7f9e6; }
td a.strong { color: var(--blau); font-weight: 600; text-decoration: none; }
td a.strong:hover { text-decoration: underline; }
.empty { padding: 28px 12px; text-align: center; color: var(--grau-dkl); }

/* ---------- Status ---------- */
.badge {
  display: inline-block; font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 100px; white-space: nowrap;
  background: var(--grau-hll); color: var(--blau);
}
.badge.active, .badge.paid { background: var(--gruen-hll); color: var(--gruen); }
.badge.canceling, .badge.overdue { background: var(--orange-hll); color: var(--orange); }
.badge.paused, .badge.draft { background: #e6ecf6; color: var(--blau-kontrast); }
.badge.canceled, .badge.void { background: var(--grau-hll); color: var(--grau-dkl); }
.badge.open { background: #f3f8cf; color: #5a6a00; }

/* ---------- Filter ---------- */
.filters { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip {
  font-size: 13px; font-weight: 600; text-decoration: none; color: var(--blau);
  padding: 6px 12px; border-radius: 100px; background: var(--weiss); border: 1px solid var(--grau);
}
.chip.on { background: var(--blau); color: var(--gelb); border-color: var(--blau); }
.chip .n { opacity: .65; margin-left: 4px; }
.search { display: flex; gap: 8px; }
.search input { width: 240px; }

/* ---------- Formulare ---------- */
label { display: block; font-weight: 600; font-size: 13px; margin-bottom: 5px; }
input, select, textarea {
  width: 100%; font: inherit; color: var(--blau); background: var(--weiss);
  border: 1px solid var(--grau); border-radius: var(--radius); padding: 9px 11px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--gelb); outline-offset: 0; border-color: var(--blau); }
textarea { min-height: 70px; resize: vertical; }
.field { margin-bottom: 14px; }
.fields { display: grid; gap: 12px; grid-template-columns: repeat(4, 1fr); }
.fields .span2 { grid-column: span 2; }
.fields .span4 { grid-column: span 4; }
.radio { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; font-size: 14px; padding: 10px 12px; border: 1px solid var(--grau); border-radius: var(--radius); cursor: pointer; margin-bottom: 8px; }
.radio input { width: auto; margin-top: 3px; }
.radio:has(input:checked) { border-color: var(--blau); background: #f7f9e6; }
.radio b { display: block; }
.hint { font-size: 12px; color: var(--grau-dkl); margin-top: 4px; }
.newcustomer { border-left: 4px solid var(--gelb); padding: 14px 16px; background: #fafbf3; border-radius: 0 var(--radius) var(--radius) 0; margin-top: 12px; }

/* Positionen */
.lines { display: flex; flex-direction: column; gap: 12px; }
.line {
  display: grid; gap: 10px 12px; padding: 14px 44px 14px 14px; position: relative;
  background: #fafbf3; border: 1px solid var(--grau-hll); border-left: 4px solid var(--gelb); border-radius: var(--radius);
  grid-template-columns: 1.5fr .7fr 1fr 1fr;
  grid-template-areas: "prod desc desc desc" "date qty amount sum";
}
.line label { font-size: 12px; font-weight: 600; color: var(--grau-dkl); margin-bottom: 4px; }
.a-prod { grid-area: prod; } .a-desc { grid-area: desc; } .a-date { grid-area: date; } .a-qty { grid-area: qty; } .a-amount { grid-area: amount; } .a-sum { grid-area: sum; }
.line .sum { padding: 9px 0; text-align: right; font-weight: 700; font-variant-numeric: tabular-nums; white-space: nowrap; }
.line .a-sum label { text-align: right; }
.x { background: none; border: 0; font-size: 22px; color: var(--grau-dkl); cursor: pointer; padding: 4px 8px; line-height: 1; }
.x:hover { color: var(--rot); }
.x:disabled { visibility: hidden; }
.a-x { position: absolute; top: 8px; right: 6px; }
.totals { margin-left: auto; width: 300px; margin-top: 12px; }
.totals div { display: flex; justify-content: space-between; padding: 4px 0; font-variant-numeric: tabular-nums; }
.totals .grand { border-top: 2px solid var(--blau); margin-top: 6px; padding-top: 8px; font-family: var(--heading); font-size: 20px; text-transform: uppercase; }

/* ---------- Meldungen ---------- */
.flash { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 20px; font-weight: 600; border-left: 5px solid; }
.flash.ok { background: var(--gruen-hll); border-color: var(--gruen); color: var(--gruen); }
.flash.error { background: var(--rot-hll); border-color: var(--rot); color: var(--rot); }
.notice { padding: 12px 14px; border-radius: var(--radius); background: var(--orange-hll); color: var(--orange); font-size: 14px; margin-bottom: 14px; }
.notice.info { background: #e6ecf6; color: var(--blau-kontrast); }

/* ---------- Detail ---------- */
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 8px 20px; margin: 0; }
.facts dt { color: var(--grau-dkl); font-size: 13px; padding-top: 1px; }
.facts dd { margin: 0; font-weight: 600; }
.timeline { list-style: none; margin: 0; padding: 0; }
.timeline li { padding: 8px 0 8px 18px; border-left: 2px solid var(--grau); position: relative; font-size: 14px; }
.timeline li::before { content: ""; position: absolute; left: -6px; top: 14px; width: 10px; height: 10px; border-radius: 50%; background: var(--gelb); border: 2px solid var(--blau); }
.timeline .when { color: var(--grau-dkl); font-size: 12px; display: block; }
details.action { border-top: 1px solid var(--grau-hll); padding: 12px 0; }
details.action:first-of-type { border-top: 0; padding-top: 0; }
details.action summary { cursor: pointer; font-family: var(--heading); text-transform: uppercase; font-size: 15px; font-weight: 500; list-style: none; display: flex; justify-content: space-between; align-items: center; }
details.action summary::after { content: "+"; font-size: 20px; }
details.action[open] summary::after { content: "–"; }
details.action summary::-webkit-details-marker { display: none; }
details.action .body { padding-top: 12px; }
details.action.danger summary { color: var(--rot); }

/* Rechnungsansicht */
.invoice-sheet { background: var(--weiss); border-radius: var(--radius); padding: 40px 44px; }
.invoice-sheet .top { display: flex; justify-content: space-between; gap: 24px; border-bottom: 4px solid var(--gelb); padding-bottom: 20px; margin-bottom: 28px; }
.invoice-sheet .top img { height: 34px; }
.invoice-sheet .addr { display: flex; justify-content: space-between; gap: 24px; margin-bottom: 28px; font-size: 14px; }
.invoice-sheet .meta { text-align: right; }
.invoice-sheet .meta b { font-family: var(--heading); text-transform: uppercase; font-size: 22px; font-weight: 500; display: block; }
.invoice-sheet .foot { margin-top: 36px; font-size: 13px; color: var(--grau-dkl); border-top: 1px solid var(--grau-hll); padding-top: 14px; }

/* ---------- Login ---------- */
.login-page { min-height: 100vh; display: flex; flex-direction: column; background: var(--blau); }
.login-page .topbar-inner { justify-content: center; }
.login-wrap { flex: 1; display: flex; align-items: center; justify-content: center; padding: 32px 16px; }
.login-card { background: var(--weiss); border-radius: var(--radius); padding: 36px 32px; width: 100%; max-width: 400px; border-top: 6px solid var(--gelb); }
.login-card h1 { font-size: 26px; }
.login-card .btn { width: 100%; margin-top: 6px; padding: 13px; }
.login-foot { color: #8f98ab; font-size: 12px; text-align: center; padding: 18px; }

footer.site { max-width: 1160px; margin: 0 auto; padding: 0 24px 32px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 12px; color: var(--grau-dkl); }
footer.site form { margin: 0; }

/* ---------- Mobil ---------- */
@media (max-width: 900px) {
  .kpis { grid-template-columns: 1fr 1fr; }
  .grid.two, .grid.side { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  body { font-size: 14px; }
  .topbar-inner { flex-wrap: wrap; gap: 0 16px; padding: 10px 16px 0; min-height: 0; }
  .brand img { height: 24px; }
  .brand span { display: none; }
  .user { margin-left: auto; }
  .user .name { display: none; }
  .nav { order: 3; flex-basis: 100%; gap: 18px; overflow-x: auto; }
  .nav a { padding: 12px 0 10px; white-space: nowrap; }
  main { padding: 22px 16px 48px; }
  footer.site { padding: 0 16px 24px; }
  h1 { font-size: 24px; }
  .card { padding: 18px 16px; }
  .kpi .value { font-size: 26px; }
  .search, .search input { width: 100%; }
  .fields { grid-template-columns: 1fr 1fr; }
  .fields .span4, .fields .span2 { grid-column: span 2; }
  .totals { width: 100%; }
  .invoice-sheet { padding: 24px 18px; }
  .invoice-sheet .top, .invoice-sheet .addr { flex-direction: column; }
  .invoice-sheet .meta { text-align: left; }

  /* Tabellen als Karten */
  table.stack thead { display: none; }
  table.stack, table.stack tbody, table.stack tr, table.stack td { display: block; width: 100%; }
  table.stack tr { padding: 12px 0; border-bottom: 1px solid var(--grau); }
  table.stack td { border: 0; padding: 3px 0; display: flex; justify-content: space-between; gap: 12px; text-align: right; }
  table.stack td::before { content: attr(data-label); color: var(--grau-dkl); font-size: 12px; text-align: left; }
  table.stack td.lead { display: block; font-size: 16px; text-align: left; padding-bottom: 6px; }
  table.stack td.lead::before { display: none; }

  .line { grid-template-columns: 1fr 1fr; grid-template-areas: "prod prod" "desc desc" "date date" "qty amount" "sum sum"; }
}

@media print {
  .topbar, .testbar, .no-print, footer.site, .flash { display: none !important; }
  body { background: #fff; }
  main { padding: 0; }
  .invoice-sheet { padding: 0; }
}

/* ---------- 2FA ---------- */
.code-input { font-family: var(--heading); font-size: 30px; letter-spacing: .35em; text-align: center; padding: 12px; font-variant-numeric: tabular-nums; }
.check { display: flex; gap: 8px; align-items: center; font-weight: 400; font-size: 14px; margin: 4px 0 14px; cursor: pointer; }
.check input { width: auto; }
.resend { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--grau-hll); }