:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --text: #1a1d23;
  --muted: #5d6673;
  --border: #e1e4e8;
  --accent: #2f5bea;
  --accent-text: #ffffff;
  --ok: #1a7f37;
  --warn: #9a6700;
  --bad: #c9252d;
  --bad-bg: #fdecec;
  --ok-bg: #e8f5ec;
  --warn-bg: #fff6dd;
  --radius: 10px;
  color-scheme: light dark;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --surface: #171a20;
    --text: #e6e8eb;
    --muted: #9aa3ae;
    --border: #2a2f38;
    --accent: #7090ff;
    --accent-text: #0f1115;
    --ok: #3fb950;
    --warn: #d29922;
    --bad: #f47067;
    --bad-bg: #3b1a1a;
    --ok-bg: #16301f;
    --warn-bg: #33290f;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
}

h1 { font-size: 1.4rem; margin: 0 0 16px; }
a { color: var(--accent); }

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
  padding: 10px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.brand { font-weight: 650; color: var(--text); text-decoration: none; }

.nav { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; }
.nav a, .linklike {
  padding: 6px 10px;
  border-radius: 8px;
  color: var(--muted);
  text-decoration: none;
  font: inherit;
  font-size: .95rem;
}
.nav a:hover, .linklike:hover { color: var(--text); background: var(--bg); }
.nav a[aria-current="page"] { color: var(--text); background: var(--bg); font-weight: 550; }
.linklike { border: 0; background: none; cursor: pointer; }
form.inline { display: inline; margin: 0; }

main { max-width: 1100px; margin: 0 auto; padding: 16px; }

.grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr));
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.card h2 {
  margin: 0 0 8px;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--muted);
}
.card p { margin: 4px 0; }
.card.narrow { max-width: 440px; }

.muted { color: var(--muted); font-size: .9rem; }
.small { font-size: .85rem; }
.footnote { margin-top: 20px; }

.status { display: inline-flex; align-items: center; gap: 8px; font-weight: 550; }
.status::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: currentColor; }
.status.ok { color: var(--ok); }
.status.warn { color: var(--warn); }
.status.bad { color: var(--bad); }
.status.idle { color: var(--muted); }

.banner { margin: 0 0 16px; padding: 12px 14px; border-radius: var(--radius); border: 1px solid; }
.banner.bad { color: var(--bad); background: var(--bad-bg); border-color: var(--bad); }
.banner.warn { color: var(--warn); background: var(--warn-bg); border-color: var(--warn); }
.banner a { color: inherit; font-weight: 600; }

.kv { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; margin: 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-variant-numeric: tabular-nums; font-weight: 550; text-align: right; }

ul.plain { list-style: none; padding: 0; margin: 8px 0 0; }

.stack { display: grid; gap: 14px; margin-top: 12px; }
label { display: grid; gap: 4px; font-size: .9rem; color: var(--muted); }
input {
  width: 100%;
  padding: 10px 12px;
  font: inherit;
  font-size: 16px; /* verhindert Zoom auf iOS */
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
input:focus-visible, button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.btn {
  padding: 11px 16px;
  font: inherit;
  font-weight: 550;
  color: var(--accent-text);
  background: var(--accent);
  border: 0;
  border-radius: 8px;
  cursor: pointer;
}
.btn:hover { filter: brightness(1.08); }

.alert { margin: 8px 0; padding: 10px 12px; border-radius: 8px; font-size: .92rem; color: var(--bad); background: var(--bad-bg); }
.alert.ok { color: var(--ok); background: var(--ok-bg); }

.auth { min-height: 100dvh; display: grid; place-items: center; padding: 16px; max-width: none; }
.auth .card { width: 100%; max-width: 380px; }
.auth h1 { margin-bottom: 4px; }

.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; margin-bottom: 16px; }
.toolbar .muted { margin: 0; }
.btn:disabled { opacity: .5; cursor: not-allowed; filter: none; }
.runs { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.run p { margin: 4px 0; }
.run-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 4px 12px; }
.error-text { color: var(--bad); overflow-wrap: anywhere; }
details summary { cursor: pointer; color: var(--muted); font-size: .9rem; margin-top: 6px; }
details li { overflow-wrap: anywhere; margin: 4px 0; }

/* --- Diagramm-Tokens (Referenzpalette, validiert gegen beide Hintergründe) --- */
:root {
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --spark: #898781;
  --grid: #ebeae5;
  --axis: #c3c2b7;
  --tick: #898781;
  --up: #006300;
  --down: #c9252d;
}
@media (prefers-color-scheme: dark) {
  :root {
    --series-1: #3987e5;
    --series-2: #d95926;
    --spark: #898781;
    --grid: #262a31;
    --axis: #3a3f48;
    --tick: #9aa3ae;
    --up: #3fb950;
    --down: #f47067;
  }
}

/* --- Seitenkopf, Filter, Brotkrumen --- */
.page-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.page-head h1 { margin: 0 0 2px; }
.page-head p { margin: 0; }
.crumbs { margin: 0 0 8px; font-size: .9rem; color: var(--muted); }
.crumbs a { color: var(--muted); }
.filters { display: inline-flex; padding: 3px; gap: 2px; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; }
.filters .seg { padding: 6px 12px; border-radius: 7px; color: var(--muted); text-decoration: none; font-size: .9rem; }
.filters .seg:hover { color: var(--text); background: var(--bg); }
.filters .seg.active { color: var(--text); background: var(--bg); font-weight: 600; }

/* --- Kennzahl-Kacheln --- */
.kpis { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 150px), 1fr)); margin-bottom: 16px; }
@media (max-width: 520px) {
  .kpis { gap: 8px; }
  .kpi { padding: 12px 12px 8px; }
  .kpi-value { font-size: 1.35rem; }
  .kpi-delta .muted { display: none; }
}
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px 10px; display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.kpi-label { margin: 0; font-size: .85rem; color: var(--muted); }
.kpi-value { margin: 2px 0 0; font-size: 1.75rem; font-weight: 650; letter-spacing: -.01em; }
.kpi-delta { margin: 0; font-size: .85rem; font-weight: 550; }
.kpi-delta.up, .delta.up { color: var(--up); }
.kpi-delta.down, .delta.down { color: var(--down); }
.kpi-delta .muted { font-weight: 400; }
.spark { width: 100%; height: 32px; margin-top: 6px; display: block; }
.spark.wide { height: 40px; }
.inline-form { display: flex; gap: 8px; align-items: center; margin-top: 6px; }
select { font: inherit; font-size: 16px; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); color: var(--text); max-width: 100%; }
.btn.small { padding: 8px 12px; font-size: .9rem; }

/* --- Creator-Karten --- */
.creator-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); margin-bottom: 16px; }
.creator-card { display: flex; flex-direction: column; gap: 4px; color: inherit; text-decoration: none; transition: border-color .15s; }
.creator-card:hover { border-color: var(--accent); }
.creator-card h2 { font-size: 1.05rem; text-transform: none; letter-spacing: 0; color: var(--text); margin: 0; }
.creator-followers { margin: 6px 0 0; font-size: 1.5rem; font-weight: 650; }
.creator-card .kv { margin-top: 8px; }
.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; margin-bottom: 10px; }
.card-head h2 { margin: 0; }
.card + .card, .chart-grid + .card, .kpis + .card { margin-top: 12px; }
.delta { font-variant-numeric: tabular-nums; font-weight: 550; }

/* --- Diagramme --- */
.chart-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); }
.chart-card { min-width: 0; }
.chart { position: relative; width: 100%; outline: none; border-radius: 6px; }
.chart:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.chart-svg { display: block; overflow: visible; }
.chart-grid line, .chart-svg .chart-grid { stroke: var(--grid); stroke-width: 1; }
.chart-svg .chart-baseline { stroke: var(--axis); stroke-width: 1; }
.chart-svg .chart-tick { fill: var(--tick); font-size: 11px; font-variant-numeric: tabular-nums; }
.chart-svg .chart-cross { stroke: var(--axis); stroke-width: 1; }
.chart-svg .chart-empty { fill: var(--muted); font-size: 13px; }
.chart-legend { display: flex; flex-wrap: wrap; gap: 4px 14px; margin-top: 6px; font-size: .82rem; color: var(--muted); }
.chart-legend span { display: inline-flex; align-items: center; gap: 6px; }
.key-line { display: inline-block; width: 14px; height: 2px; border-radius: 1px; }
.key-rect { display: inline-block; width: 10px; height: 10px; border-radius: 2px; }
.chart-tip { position: absolute; z-index: 5; min-width: 150px; padding: 8px 10px; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; box-shadow: 0 4px 16px rgba(0,0,0,.12); font-size: .85rem; pointer-events: none; }
.tip-date { color: var(--muted); margin-bottom: 4px; }
.tip-row { display: flex; align-items: center; gap: 8px; }
.tip-row strong { font-variant-numeric: tabular-nums; }
.tip-row span { color: var(--muted); }
.table-view { margin-top: 8px; }
.table-view summary { margin-top: 0; }

/* --- Tabellen --- */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { font-size: .78rem; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr:last-child td { border-bottom: 0; }
table.mapping select { min-width: 200px; }
.chip { display: inline-block; padding: 1px 7px; border-radius: 999px; background: var(--bg); border: 1px solid var(--border); font-size: .75rem; color: var(--muted); vertical-align: middle; }
.chip.suggestion { color: var(--accent); border-color: var(--accent); margin-left: 6px; }
.sticky-actions { position: sticky; bottom: 0; padding: 12px 0; background: linear-gradient(transparent, var(--bg) 35%); display: flex; justify-content: flex-end; }

/* --- Auffälligkeiten & Systemstatus --- */
.alerts { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.alert-item { display: flex; gap: 10px; align-items: baseline; font-size: .92rem; }
.alert-icon { flex: none; width: 18px; text-align: center; font-weight: 700; color: var(--warn); }
.alert-item.followers_drop .alert-icon, .alert-item.import_failed .alert-icon { color: var(--bad); }
.alert-item.no_posts .alert-icon, .alert-item.no_data .alert-icon { color: var(--muted); }
.system { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-top: 16px; padding: 12px 0; font-size: .85rem; }
.system a { color: inherit; text-decoration: none; }
.system .status { font-weight: 500; }

/* --- Team --- */
.recipient .stack { margin-top: 0; }
fieldset.checks { border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px 10px; margin: 0; display: flex; flex-wrap: wrap; gap: 6px 16px; }
fieldset.checks legend { padding: 0 4px; font-size: .85rem; color: var(--muted); }
label.check { display: inline-flex; flex-direction: row; align-items: center; gap: 8px; color: var(--text); font-size: .95rem; }
label.check input { width: auto; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.secondary-actions { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--border); }
.btn.secondary { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn.danger { color: var(--bad); }
.status.warn { color: var(--warn); }

/* --- Accounts --- */
tr.removed td { color: var(--muted); }
tr.removed a { color: var(--muted); }
td.actions-cell { text-align: right; }
.narrow-form { max-width: 520px; }
.value-form { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 170px), 1fr)); align-items: end; }
.value-form .btn { justify-self: start; }
.danger-zone { margin-top: 12px; }

td.wrap { white-space: normal; min-width: 260px; }
.two-cols { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }
.perm-table th.center, .perm-table td.center { text-align: center; }
.perm-table input[type=checkbox] { width: 20px; height: 20px; }
.perm-table th { white-space: normal; min-width: 70px; }
@media (max-width: 520px) {
  .perm-table th, .perm-table td { padding: 8px 4px; }
  .perm-table th { min-width: 0; font-size: .7rem; letter-spacing: 0; }
}