/* billing-overview · styles.css  (Phase 1.5 — kompletter Stylesheet) */

:root {
  --bg: #F7F6F1;
  --surface: #FFFFFF;
  --surface-2: #FBFAF6;
  --ink: #16161A;
  --ink-2: #4F4F52;
  --ink-3: #8E8E90;
  --border: #E6E3DB;
  --border-2: #D2CFC6;
  --accent: #1B3A5C;
  --accent-2: #2C5582;
  --accent-soft: #E8EEF5;
  --success: #2F6B45;
  --success-soft: #E2EBE5;
  --warning: #8A5A0E;
  --warning-soft: #F2E9D2;
  --danger: #8E2A2A;
  --danger-soft: #EFDADA;
  --info: #2F5878;
  --info-soft: #E4ECF2;
  --radius-sm: 4px;
  --radius: 6px;
  --radius-lg: 10px;
  --font-display: 'Fraunces', Georgia, serif;
  --font-sans: 'Geist', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "cv11";
}
a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 2px; }
button, input, select { font-family: inherit; font-size: inherit; }
table { border-collapse: collapse; width: 100%; }
.mono { font-family: var(--font-mono); }
.muted { color: var(--ink-3); }
.small { font-size: 12px; }
.strong { font-weight: 500; }
.warn-text { color: var(--warning); font-weight: 500; }

/* Topbar */
.topbar {
  height: 60px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  align-items: center;
  padding: 0 28px;
  gap: 36px;
  position: sticky; top: 0; z-index: 50;
}
.brand { display: flex; align-items: baseline; gap: 4px; font-family: var(--font-display); font-weight: 500; font-size: 20px; letter-spacing: -0.01em; }
.brand .dot { width: 6px; height: 6px; background: var(--accent); border-radius: 50%; display: inline-block; transform: translateY(-3px); }
.brand small { font-family: var(--font-sans); font-size: 11px; color: var(--ink-3); font-weight: 400; letter-spacing: 0.05em; text-transform: uppercase; margin-left: 8px; }
.topnav { display: flex; gap: 4px; }
.topnav a {
  padding: 8px 14px;
  font-size: 13px;
  color: var(--ink-2);
  border-radius: var(--radius);
  font-weight: 500;
}
.topnav a:hover { color: var(--ink); background: var(--surface-2); text-decoration: none; }
.topnav a.active { color: var(--ink); background: var(--surface-2); box-shadow: 0 0 0 0.5px var(--border-2); }
.topbar-actions { margin-left: auto; display: flex; gap: 16px; align-items: center; }
.link-muted { color: var(--ink-3); font-size: 13px; }
.link-muted:hover { color: var(--ink); }

/* Layout */
.wrap { max-width: 1180px; margin: 0 auto; padding: 32px 28px 80px; }

/* Page header */
.page-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 28px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
  gap: 24px;
}
.page-head h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 30px;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 6px;
}
.page-head h1 em { font-style: italic; color: var(--ink-2); font-weight: 300; }
.page-head .lede { color: var(--ink-2); font-size: 13px; max-width: 640px; }
.page-head-actions { display: flex; gap: 8px; align-items: center; }
.page-head-actions input[type=text] { padding: 8px 12px; border: 1px solid var(--border-2); border-radius: var(--radius); min-width: 220px; }
.page-head-actions input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }

.lede { color: var(--ink-2); font-size: 14px; max-width: 680px; margin-bottom: 24px; }
.breadcrumb { font-size: 12px; color: var(--ink-3); margin-bottom: 10px; }
.breadcrumb a { color: var(--accent); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 6px; border: none; padding: 8px 14px; border-radius: var(--radius); font-weight: 500; font-size: 13px; cursor: pointer; text-decoration: none !important; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-2); }
.btn-ghost { background: transparent; color: var(--ink-2); border: 1px solid var(--border-2); }
.btn-ghost:hover { color: var(--ink); border-color: var(--ink-3); }

/* Cards / blocks */
.card, .block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 16px;
}
.card { padding: 20px 24px; }
.card-tight { padding: 0; }
.block-head {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.block-head h3 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 400;
  letter-spacing: -0.01em;
}
.block-body { padding: 0; }

/* Metric cards */
.metrics, .kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 28px;
}
.metric, .kpi { background: var(--surface); padding: 20px 22px; }
.metric .label, .kpi .label {
  font-size: 11px;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
  margin-bottom: 10px;
}
.metric .value, .kpi .value {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-bottom: 4px;
}
.metric .value-s {
  font-size: 16px;
  font-weight: 500;
  margin-bottom: 4px;
  word-break: break-all;
}
.metric .value.danger, .kpi .value.danger { color: var(--danger); }
.metric .value.warning, .kpi .value.warning { color: var(--warning); }
.metric .sub, .kpi .delta { font-size: 12px; color: var(--ink-3); }
.kpi .delta.up { color: var(--success); }
.kpi .delta.down { color: var(--danger); }

/* Tabs */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 22px;
}
.tab {
  padding: 12px 0;
  margin-right: 28px;
  font-size: 14px;
  color: var(--ink-3);
  font-weight: 500;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.tab:hover { color: var(--ink-2); text-decoration: none; }
.tab.active { color: var(--ink); border-bottom-color: var(--accent); }
.tab .count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-3);
  margin-left: 6px;
  font-weight: 400;
}
.tab.active .count { color: var(--accent); }

/* Tables */
.data-table {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.data-table th {
  text-align: left;
  font-weight: 500;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-3);
  padding: 12px 14px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  vertical-align: top;
}
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover { background: var(--surface-2); }
.data-table .num, th.num, td.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  text-align: right;
  white-space: nowrap;
}
.data-table .alert { color: var(--danger); }

/* Status badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 9px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 500;
  white-space: nowrap;
}
.badge.success { background: var(--success-soft); color: var(--success); }
.badge.warning { background: var(--warning-soft); color: var(--warning); }
.badge.danger { background: var(--danger-soft); color: var(--danger); }
.badge.info { background: var(--info-soft); color: var(--info); }
.badge.neutral { background: var(--surface-2); color: var(--ink-2); border: 1px solid var(--border); }
.badge .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* Customer list rows */
.cust-list-head {
  padding: 12px 20px;
  display: grid;
  grid-template-columns: 1fr 130px 130px 130px 30px;
  gap: 16px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-3);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}
.cust-list-row {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr 130px 130px 130px 30px;
  gap: 16px;
  align-items: center;
  transition: background 0.12s;
  text-decoration: none !important;
  color: inherit;
}
.cust-list-row:last-child { border-bottom: none; }
.cust-list-row:hover { background: var(--surface-2); }
.cust-list-row .name { font-weight: 500; }
.cust-list-row .cno { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); margin-top: 2px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.cust-list-row .num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-size: 13px; text-align: right; }
.cust-list-row .num.alert { color: var(--danger); font-weight: 500; }
.cust-list-row .chev { color: var(--ink-3); text-align: center; font-size: 16px; }

/* Customer header */
.cust-head {
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}
.cust-head .breadcrumb {
  font-size: 11px; color: var(--ink-3); margin-bottom: 6px; letter-spacing: 0.04em;
}
.cust-head h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 32px;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 6px;
}
.cust-head h1 em { font-style: italic; color: var(--ink-2); font-weight: 300; }
.cust-head p { color: var(--ink-2); font-size: 13px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

/* Cycle groups */
.cycle-list { display: flex; flex-direction: column; gap: 8px; }
.cycle-group {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.cycle-group summary {
  padding: 16px 22px;
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 20px;
  align-items: center;
  cursor: pointer;
  list-style: none;
  transition: background 0.12s;
}
.cycle-group summary::-webkit-details-marker { display: none; }
.cycle-group summary:hover { background: var(--surface-2); }
.cycle-group .cycle-month {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  letter-spacing: -0.01em;
}
.cycle-group .cycle-stat { font-size: 12px; color: var(--ink-3); }
.cycle-group .cycle-total {
  font-variant-numeric: tabular-nums;
  font-weight: 500;
  font-size: 14px;
  text-align: right;
}
.cycle-group summary::after {
  content: '⌃';
  display: inline-block;
  color: var(--ink-3);
  transform: rotate(180deg);
  transition: transform 0.18s;
  margin-left: 10px;
}
.cycle-group[open] summary::after { transform: rotate(0deg); }
.cycle-group .cycle-body { border-top: 1px solid var(--border); }
.cycle-group .cycle-body table { font-size: 13px; }
.cycle-group .cycle-body td { padding: 12px 14px; border-bottom: 1px solid var(--border); }
.cycle-group .cycle-body tr:last-child td { border-bottom: none; }

/* Filterbar */
.filterbar {
  display: flex; gap: 8px; align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.filterbar select, .filterbar input[type=text] {
  font-size: 13px;
  padding: 7px 12px;
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  min-width: 130px;
}
.filterbar input[type=text] { flex: 1; min-width: 200px; }
.filterbar select:focus, .filterbar input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* Endpoints in diag */
.endpoint {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
}
.endpoint:last-child { border-bottom: none; }

/* Margin colors (Pipeline) */
.margin-pos { color: var(--success); font-weight: 500; }
.margin-neg { color: var(--danger); font-weight: 500; }

/* Mapping rows */
.mapping-row {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  align-items: center;
  row-gap: 8px;
}
.mapping-row:last-child { border-bottom: none; }
.mapping-row.mapping-row-compact {
  padding: 12px 20px;
  grid-template-columns: 1fr auto auto;
}
.mapping-pair {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.mapping-src, .mapping-dst {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 180px;
}
.mapping-src .lbl, .mapping-dst .lbl {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-3);
  font-weight: 500;
}
.mapping-src .val, .mapping-dst .val {
  font-size: 14px;
  font-weight: 500;
}
.mapping-src .sub, .mapping-dst .sub {
  font-size: 11px;
  color: var(--ink-3);
}
.mapping-arrow {
  color: var(--ink-3);
  font-size: 16px;
  padding: 0 6px;
}
.mapping-reasons {
  font-size: 12px;
  color: var(--ink-3);
  grid-column: 1 / -1;
  padding-left: 8px;
}
.mapping-actions {
  display: flex;
  gap: 6px;
  align-items: center;
}
.mapping-actions .btn {
  padding: 6px 12px;
  font-size: 12px;
}

.confidence {
  display: inline-block;
  font-size: 11px;
  font-family: var(--font-mono);
  padding: 3px 8px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--ink-2);
  font-weight: 500;
}
.confidence.high { background: var(--success-soft); color: var(--success); border-color: transparent; }
.confidence.mid  { background: var(--warning-soft); color: var(--warning); border-color: transparent; }
.confidence.low  { background: var(--surface-2); color: var(--ink-3); }

/* Login */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 32px; }
.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  width: 100%; max-width: 380px;
}
.login-card h1 { font-family: var(--font-display); font-weight: 400; font-size: 24px; margin-bottom: 4px; }
.login-card p { color: var(--ink-3); font-size: 13px; margin-bottom: 22px; }
.login-card label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-3);
  margin-bottom: 6px;
  font-weight: 500;
}
.login-card input[type=password] {
  width: 100%; padding: 10px 12px;
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  font-size: 14px;
  background: var(--surface);
  margin-bottom: 16px;
}
.login-card input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.login-card button { width: 100%; padding: 10px; }

/* Alerts */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  margin-bottom: 16px;
}
.alert-danger { background: var(--danger-soft); color: var(--danger); border: 1px solid #E5BFBF; }
.alert-warn   { background: var(--warning-soft); color: var(--warning); border: 1px solid #E0CFA5; }
.alert-info   { background: var(--accent-soft); color: var(--accent); border: 1px solid #C7D5E4; }

/* Pre/code blocks */
pre.response {
  background: #1A1A1F;
  color: #DEDEE5;
  padding: 16px 18px;
  border-radius: var(--radius);
  overflow-x: auto;
  font-size: 12.5px;
  line-height: 1.55;
  max-height: 560px;
  overflow-y: auto;
}
pre.response.headers {
  background: var(--surface-2);
  color: var(--ink-2);
  border: 1px solid var(--border);
  max-height: 200px;
}
.kv { display: grid; grid-template-columns: 140px 1fr; gap: 4px 16px; font-size: 13px; }
.kv dt { color: var(--ink-3); font-weight: 500; padding: 4px 0; }
.kv dd { color: var(--ink); padding: 4px 0; word-break: break-all; }
.kv code { background: var(--surface-2); padding: 1px 6px; border-radius: 4px; font-size: 12px; border: 1px solid var(--border); }

/* Status pills (diag) */
.status-pill { display: inline-block; padding: 2px 9px; border-radius: 99px; font-size: 11px; font-weight: 500; font-family: var(--font-mono); }
.status-2xx { background: var(--success-soft); color: var(--success); }
.status-4xx, .status-3xx { background: var(--warning-soft); color: var(--warning); }
.status-5xx, .status-0 { background: var(--danger-soft); color: var(--danger); }

/* Empty state */
.empty {
  padding: 40px 20px;
  text-align: center;
  color: var(--ink-3);
  font-size: 13px;
}

/* Footer */
.page-foot {
  margin-top: 48px;
  padding: 20px 28px;
  text-align: center;
  font-size: 11px;
  color: var(--ink-3);
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
}

/* Responsive */
@media (max-width: 900px) {
  .metrics, .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .topnav { gap: 0; }
  .topnav a { padding: 8px 10px; font-size: 12px; }
  .cust-list-head, .cust-list-row { grid-template-columns: 1fr 90px 30px; }
  .cust-list-head .num:nth-child(2),
  .cust-list-head .num:nth-child(3),
  .cust-list-row .num:nth-child(2),
  .cust-list-row .num:nth-child(3) { display: none; }
  .page-head { flex-direction: column; align-items: stretch; }
  .mapping-row { grid-template-columns: 1fr; }
  .mapping-actions { justify-content: flex-end; }
}


/* === PHASE 2: Impersonation, Login-Chooser, Quick-Cards === */

/* Impersonation-Banner ganz oben unter der Topbar */
.impersonation-banner {
  background: var(--warning-soft);
  border-bottom: 1px solid #E0CFA5;
  color: var(--warning);
  padding: 10px 28px;
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 13px;
}
.impersonation-banner strong { color: var(--ink); }
.impersonation-banner .link-back {
  margin-left: auto;
  color: var(--accent);
  font-weight: 500;
}

/* Customer head — Aktions-Buttons rechts neben dem Namen */
.cust-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
}
.cust-head .title { flex: 1; min-width: 0; }
.cust-head-actions { display: flex; gap: 8px; align-items: center; }

/* Login-Chooser */
.login-card .login-magic {
  width: 100%;
  margin-top: 6px;
  margin-bottom: 8px;
}
.login-providers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 4px;
}
.login-provider {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 11px 12px;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 13px;
  text-decoration: none !important;
  border: 1px solid transparent;
  transition: all 0.15s;
  font-family: var(--font-body);
}
.login-provider:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(22,22,26,0.08);
}
.login-discord {
  background: #5865F2;
  color: #fff;
}
.login-discord:hover {
  background: #4752c4;
}
.login-google {
  background: #fff;
  color: #3c4043;
  border-color: #dadce0;
}
.login-google:hover {
  background: #f8f9fa;
  border-color: #aaa;
}
.login-divider {
  text-align: center;
  margin: 18px 0 14px;
  position: relative;
  color: var(--ink-3);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.login-divider::before,
.login-divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: calc(50% - 80px);
  height: 1px;
  background: var(--border);
}
.login-divider::before { left: 0; }
.login-divider::after { right: 0; }
.login-divider span {
  background: var(--surface);
  padding: 0 12px;
  position: relative;
}
.login-note {
  margin-top: 16px;
  padding: 12px;
  background: var(--surface-2);
  border-radius: var(--radius);
  font-size: 12px;
  line-height: 1.5;
}
.login-note code {
  background: var(--surface);
  padding: 1px 5px;
  border-radius: 3px;
  border: 1px solid var(--border);
  font-size: 11px;
}

.alert-info {
  background: #EEF4FA;
  border: 1px solid #C7DCEC;
  color: #1B3A5C;
  padding: 10px 12px;
  border-radius: var(--radius);
  margin-bottom: 14px;
  font-size: 13px;
  line-height: 1.45;
}

/* Key-Value-Tabelle für Diagnostics */
.kv-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.kv-table tr td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.kv-table tr:last-child td {
  border-bottom: none;
}
.kv-table tr td:first-child {
  color: var(--ink-3);
  font-weight: 500;
  width: 35%;
}

/* Quick-Cards auf der Portal-Übersichtsseite */
.quick-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 24px;
}
.quick-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  text-decoration: none !important;
  color: inherit;
  transition: all 0.15s;
  display: block;
}
.quick-card:hover {
  border-color: var(--ink-3);
  transform: translateY(-1px);
}
.quick-card .quick-label {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}
.quick-card .quick-value {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--accent);
  margin-bottom: 8px;
  line-height: 1;
}
.quick-card .quick-sub {
  font-size: 12px;
  color: var(--ink-3);
}

@media (max-width: 700px) {
  .quick-grid { grid-template-columns: 1fr; }
}