/* Marktschreier: schlichtes CSS ohne Build-Schritt. Farben aus dem Prototyp. */
:root {
  --page: #F3F4F6; --surface: #FFFFFF; --ink: #15171C; --ink-2: #3A3F48; --muted: #5B616E;
  --line: #E2E5EA; --line-2: #D6DAE0; --tint: #EEF0F3; --tint-2: #F6F7F9;
  --accent: #0B6E69; --accent-bg: #0B6E69; --accent-strong: #0A5C57; --accent-tint: #E3F2EF; --accent-sel: #F0F7F6;
  --warn: #C2570F; --warn-fg: #A8420B; --warn-tint: #FCEFE6; --warn-line: #F0B27A;
  --amber-tint: #FFF4E0; --amber-ink: #7A4A00;
  --bad: #B42318; --bad-tint: #FDECEA;
  --inverse: #12161C;
  --radius: 10px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --page: #111214; --surface: #1C1E22; --ink: #ECEDEF; --ink-2: #C5C8CE; --muted: #9CA2AD;
    --line: #2E3238; --line-2: #3A3F46; --tint: #26292E; --tint-2: #222428;
    --accent: #3FB5A9; --accent-bg: #137A72; --accent-strong: #5CC8BC; --accent-tint: #15332F; --accent-sel: #18302D;
    --warn: #C8601C; --warn-fg: #F08A55; --warn-tint: #3A2418; --warn-line: #7A4524;
    --amber-tint: #36290F; --amber-ink: #E8B45A;
    --bad: #F2867A; --bad-tint: #3A1E1B;
    --inverse: #2A2F36;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 15px; line-height: 1.45; color: var(--ink); background: var(--page);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); }
h1, h2, h3 { line-height: 1.2; margin: 0; }
h1 { font-size: 22px; font-weight: 600; }
h2 { font-size: 17px; font-weight: 600; }
h3 { font-size: 15px; font-weight: 600; }
code, .mono { font-family: ui-monospace, "IBM Plex Mono", Menlo, monospace; font-size: 13px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.nowrap { white-space: nowrap; }
.num { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* Grundgerüst mit Seitenleiste */
.shell { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.sidebar {
  background: var(--surface); border-right: 1px solid var(--line); padding: 18px 12px;
  display: flex; flex-direction: column; gap: 4px; position: sticky; top: 0; height: 100vh;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 4px 8px 18px; font-weight: 700; font-size: 17px; color: var(--ink); text-decoration: none; }
.brand-mark { width: 30px; height: 30px; border-radius: 8px; background: var(--accent-bg); color: #fff; display: grid; place-items: center; font-size: 15px; }
.nav-link {
  display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 8px;
  color: var(--ink-2); text-decoration: none; font-weight: 500;
}
.nav-link:hover { background: var(--tint-2); }
.nav-link[aria-current="page"] { background: var(--accent-tint); color: var(--accent-strong); }
.nav-link .count { margin-left: auto; font-size: 12px; background: var(--warn-tint); color: var(--warn-fg); border-radius: 99px; padding: 1px 8px; }
.nav-section { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); padding: 14px 10px 4px; }
.sidebar-foot { margin-top: auto; border-top: 1px solid var(--line); padding-top: 12px; font-size: 13px; color: var(--muted); }
.sidebar-foot form { display: inline; }
.linkbtn { background: none; border: 0; padding: 0; color: var(--accent); cursor: pointer; font: inherit; }
.sidebar-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.nav-toggle {
  display: none; align-items: center; gap: 8px; position: relative; min-height: 40px; padding: 8px 12px;
  border: 1px solid var(--line-2); border-radius: var(--radius); background: var(--surface); color: var(--ink);
  font: inherit; font-weight: 500; cursor: pointer;
}
.nav-toggle:hover { background: var(--tint-2); }
.nav-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.nav-toggle-dot { position: absolute; top: -3px; right: -3px; width: 10px; height: 10px; border-radius: 99px; background: var(--warn); border: 2px solid var(--surface); }
.nav-toggle-dot.count-bad { background: var(--bad); }

.main { min-width: 0; padding: 22px 28px 60px; }
.page-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.page-head .spacer { flex: 1; }

@media (max-width: 860px) {
  /* Feste Zeilenhöhen, sonst verteilt das Raster die Bildschirmhöhe auch auf die Kopfleiste */
  .shell { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }
  /* Auf schmalen Bildschirmen: Kopfleiste mit Menüknopf, Navigation klappt darunter auf */
  .sidebar { position: sticky; top: 0; z-index: 40; height: auto; gap: 0; padding: 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .sidebar-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 16px; }
  .brand { padding: 0; min-width: 0; }
  .nav-toggle { display: inline-flex; flex-shrink: 0; }
  .sidebar-nav { display: none; padding: 6px 12px 14px; border-top: 1px solid var(--line); max-height: calc(100vh - 62px); overflow-y: auto; overscroll-behavior: contain; }
  .sidebar-nav.is-open { display: flex; }
  .nav-section:first-child { padding-top: 6px; }
  .nav-link { padding: 11px 10px; }
  .sidebar-foot { margin-top: 10px; }
  .main { padding: 16px; }
}

/* Karten, Tabellen, Formulare */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
.card-pad { padding: 18px; }
.card + .card { margin-top: 16px; }
.card-head { display: flex; align-items: center; gap: 10px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.stack > * + * { margin-top: 14px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px 18px; }
@media (max-width: 860px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }
.span-2 { grid-column: span 2; }
@media (max-width: 860px) { .span-2 { grid-column: auto; } }

.table-wrap { overflow-x: auto; }
table.list { width: 100%; border-collapse: collapse; }
table.list th, table.list td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
table.list th { font-size: 12px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; background: var(--tint-2); white-space: nowrap; }
table.list th button { background: none; border: 0; font: inherit; color: inherit; text-transform: inherit; letter-spacing: inherit; cursor: pointer; padding: 0; }
table.list tbody tr:hover { background: var(--tint-2); }
table.list tr.is-selected { background: var(--accent-sel); }
table.list td.num, table.list th.num { text-align: right; }
.thumb { width: 40px; height: 40px; border-radius: 6px; object-fit: cover; background: var(--tint); display: block; }
.title-link { color: var(--ink); font-weight: 600; text-decoration: none; }
.title-link:hover { color: var(--accent); text-decoration: underline; }

label.field { display: flex; flex-direction: column; gap: 5px; font-size: 13px; font-weight: 600; color: var(--ink-2); }
label.field .hint { font-weight: 400; color: var(--muted); }
.input, select.input, textarea.input {
  width: 100%; min-height: 40px; padding: 8px 11px; border: 1px solid var(--line-2); border-radius: var(--radius);
  font: inherit; font-size: 15px; font-weight: 400; color: var(--ink); background: var(--surface);
}
textarea.input { min-height: 140px; resize: vertical; line-height: 1.5; }
.input:focus, .btn:focus-visible, .tab:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.input.is-changed { border-color: var(--warn-line); background: var(--warn-tint); }
.input-sm { min-height: 34px; padding: 5px 8px; font-size: 14px; }
.error { color: var(--bad); font-size: 13px; font-weight: 400; }
.check { display: inline-flex; align-items: center; gap: 7px; font-size: 14px; cursor: pointer; }
.check input { width: 17px; height: 17px; accent-color: var(--accent); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px; min-height: 40px; padding: 0 15px;
  border-radius: var(--radius); border: 1px solid var(--line-2); background: var(--surface); color: var(--ink);
  font: inherit; font-weight: 600; font-size: 14px; cursor: pointer; text-decoration: none; white-space: nowrap;
}
.btn:hover { background: var(--tint-2); }
.btn-primary { background: var(--accent-bg); border-color: var(--accent-bg); color: #fff; }
.btn-primary:hover { background: var(--accent-strong); }
.btn-warn { background: var(--warn); border-color: var(--warn); color: #fff; }
.btn-sm { min-height: 32px; padding: 0 11px; font-size: 13px; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }
.btn .spin { display: none; }
.btn[data-loading] .spin, .btn.is-loading .spin { display: inline-block; }
.spin { width: 14px; height: 14px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.badge { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 600; padding: 2px 9px; border-radius: 99px; background: var(--tint); color: var(--ink-2); white-space: nowrap; }
.badge-ok { background: var(--accent-tint); color: var(--accent-strong); }
.badge-warn { background: var(--warn-tint); color: var(--warn-fg); }
.badge-amber { background: var(--amber-tint); color: var(--amber-ink); }
.badge-bad { background: var(--bad-tint); color: var(--bad); }

.notice { border-radius: 12px; padding: 12px 16px; border: 1px solid var(--line); background: var(--surface); }
.notice-warn { background: var(--warn-tint); border-color: var(--warn-line); }
.notice-ok { background: var(--accent-tint); border-color: transparent; }
.notice-bad { background: var(--bad-tint); border-color: transparent; color: var(--bad); }
.notice + .notice, .notice + .card, .card + .notice { margin-top: 12px; }

.flash { position: fixed; right: 20px; bottom: 20px; z-index: 50; max-width: 420px; padding: 12px 16px; border-radius: 12px; background: var(--inverse); color: #fff; box-shadow: 0 8px 30px rgba(0,0,0,.2); }

/* Filterleiste */
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.filters .search { flex: 1 1 280px; position: relative; }
.filters .search .input { padding-left: 36px; }
.filters .search svg { position: absolute; left: 11px; top: 50%; transform: translateY(-50%); color: var(--muted); }
.filters select.input { width: auto; min-width: 150px; }
.bulkbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; padding: 10px 18px; background: var(--accent-sel); border-bottom: 1px solid var(--line); }
.pager { padding: 12px 18px; display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; }
.pager nav { display: flex; gap: 6px; }

/* Artikel-Reiter wie in plenty */
.doc-tabs { display: flex; gap: 2px; overflow-x: auto; border-bottom: 1px solid var(--line); margin: -6px 0 18px; }
.doc-tab { display: inline-flex; align-items: center; gap: 6px; max-width: 240px; padding: 9px 12px; border: 1px solid transparent; border-bottom: 0; border-radius: 8px 8px 0 0; color: var(--ink-2); text-decoration: none; font-size: 14px; white-space: nowrap; }
.doc-tab span { overflow: hidden; text-overflow: ellipsis; }
.doc-tab:hover { background: var(--tint-2); }
.doc-tab[aria-current="page"] { background: var(--surface); border-color: var(--line); color: var(--ink); font-weight: 600; margin-bottom: -1px; }
.doc-tab .close { display: inline-grid; place-items: center; width: 20px; height: 20px; border-radius: 5px; color: var(--muted); text-decoration: none; }
.doc-tab .close:hover { background: var(--tint); color: var(--ink); }

/* Bereichs-Reiter in der Detailansicht */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); padding: 0 12px; overflow-x: auto; }
.tab { background: none; border: 0; border-bottom: 2px solid transparent; padding: 12px 10px; font: inherit; font-weight: 600; font-size: 14px; color: var(--muted); cursor: pointer; white-space: nowrap; }
.tab[aria-selected="true"] { color: var(--accent); border-bottom-color: var(--accent); }
.tab .badge { margin-left: 4px; }

/* Kennzahlen oben in der Detailansicht */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.kpi .label { font-size: 12px; color: var(--muted); }
.kpi .value { font-size: 19px; font-weight: 600; font-variant-numeric: tabular-nums; }

.diff { width: 100%; border-collapse: collapse; font-size: 14px; }
.diff td { padding: 6px 8px; border-bottom: 1px solid var(--warn-line); vertical-align: top; }
.diff .old { color: var(--muted); text-decoration: line-through; }
.diff .new { font-weight: 600; }
.diff td.clip { max-width: 360px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; }
.gallery img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 10px; background: var(--tint); border: 1px solid var(--line); }

.empty { padding: 40px 20px; text-align: center; color: var(--muted); }

/* Anmeldung */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.auth .card { width: 100%; max-width: 380px; }
.grid-2 > .card, .grid-3 > .card { margin-top: 0; }
@media (max-width: 860px) { .filters select.input { flex: 1 1 100%; } }

/* Zeitraumschalter */
.seg { display: inline-flex; border: 1px solid var(--line-2); border-radius: var(--radius); overflow: hidden; background: var(--surface); }
.seg-btn { border: 0; background: none; padding: 7px 12px; font: inherit; font-size: 14px; font-weight: 600; color: var(--ink-2); cursor: pointer; }
.seg-btn + .seg-btn { border-left: 1px solid var(--line-2); }
.seg-btn.is-active { background: var(--ink); color: var(--surface); }

/* Umsatz pro Tag: eine Reihe, Balken mit Hover-Tooltip */
.daychart { display: flex; align-items: flex-end; gap: 2px; height: 160px; border-bottom: 1px solid var(--line-2); }
.daybar { position: relative; flex: 1 1 0; height: 100%; display: flex; align-items: flex-end; outline: none; }
.daybar .fill { display: block; width: 100%; background: var(--accent); border-radius: 4px 4px 0 0; min-height: 0; }
.daybar:hover .fill, .daybar:focus .fill { background: var(--accent-strong); }
.daybar .tip { display: none; position: absolute; bottom: calc(100% + 6px); left: 50%; transform: translateX(-50%); background: var(--inverse); color: #fff; font-size: 12px; padding: 5px 8px; border-radius: 6px; white-space: nowrap; z-index: 5; pointer-events: none; }
.daybar:hover .tip, .daybar:focus .tip { display: block; }
.daybar:first-child .tip { left: 0; transform: none; }
.daybar:last-child .tip { left: auto; right: 0; transform: none; }

.hbar { height: 8px; border-radius: 4px; background: var(--tint); overflow: hidden; margin-bottom: 3px; }
.hbar span { display: block; height: 100%; background: var(--accent); border-radius: 4px; }

/* Chancen */
.opp { display: flex; gap: 18px; padding: 16px 18px; margin-bottom: 12px; align-items: flex-start; }
.card.opp + .card.opp { margin-top: 0; }
.opp-main { flex: 1 1 auto; min-width: 0; }
.opp-text { margin: 4px 0 0; color: var(--ink-2); font-size: 14px; }
.opp-side { flex: 0 0 180px; display: flex; flex-direction: column; gap: 8px; align-items: stretch; text-align: right; }
.opp-value { font-size: 18px; font-weight: 700; color: var(--accent-strong); font-variant-numeric: tabular-nums; }
.opp-value span { display: block; font-size: 12px; font-weight: 400; color: var(--muted); }
.facts { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 10px 0 0; font-size: 13px; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; font-weight: 600; font-variant-numeric: tabular-nums; }
@media (max-width: 700px) { .opp { flex-direction: column; } .opp-side { flex-basis: auto; width: 100%; text-align: left; } }
.chance-row { display: flex; align-items: center; gap: 12px; padding: 12px 18px; border-bottom: 1px solid var(--line); color: var(--ink); text-decoration: none; }
.chance-row:last-child { border-bottom: 0; }
.chance-row:hover { background: var(--tint-2); }
.chance-title { flex: 1; min-width: 0; font-weight: 500; }
@media (max-width: 700px) { .chance-row { flex-wrap: wrap; } }

/* Einstellungen: Bereichsnavigation links, Inhalt rechts */
.settings-layout { display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: 24px; align-items: start; }
.settings-nav { display: flex; flex-direction: column; gap: 2px; position: sticky; top: 16px; }
.settings-nav a { padding: 7px 10px; border-radius: 8px; color: var(--ink-2); text-decoration: none; font-size: 14px; font-weight: 500; }
.settings-nav a:hover { background: var(--tint); }
.settings-nav a[aria-current="page"] { background: var(--surface); color: var(--accent-strong); box-shadow: inset 2px 0 0 var(--accent); }
.settings-nav-group { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); padding: 14px 10px 4px; }
.settings-content .card + .card { margin-top: 16px; }
@media (max-width: 860px) {
  .settings-layout { grid-template-columns: 1fr; }
  .settings-nav { position: static; flex-direction: row; flex-wrap: wrap; gap: 4px; }
  .settings-nav-group { display: none; }
  .settings-nav a { border: 1px solid var(--line); background: var(--surface); }
}
.status-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; }
.status-tile { display: flex; flex-direction: column; gap: 6px; padding: 14px 16px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); color: var(--ink); text-decoration: none; }
.status-tile:hover { border-color: var(--accent); }
.status-tile h3 { display: flex; align-items: center; gap: 8px; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--line-2); flex: none; }
.dot-ok { background: var(--accent); }
.dot-warn { background: var(--warn); }
.dot-bad { background: var(--bad); }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.brand-sub { display: block; font-size: 12px; font-weight: 500; color: var(--muted); }

/* Hinweise */
.alert-card { display: flex; gap: 16px; padding: 14px 18px; margin-bottom: 10px; border-left: 4px solid var(--line-2); }
.card.alert-card + .card.alert-card { margin-top: 0; }
.alert-card.lvl-bad { border-left-color: var(--bad); }
.alert-card.lvl-warn { border-left-color: var(--warn); }
@media (max-width: 700px) { .alert-card { flex-direction: column; } }
.nav-link .count.count-bad { background: var(--bad-tint); color: var(--bad); }
.daybar.pair { gap: 2px; }
.daybar.pair .fill { width: 50%; }
.daybar.pair .fill.cost { background: var(--warn); }
.legend-swatch { display: inline-block; width: 12px; height: 12px; border-radius: 3px; }
.cal-date { display: flex; flex-direction: column; align-items: center; justify-content: center; min-width: 52px; padding: 6px; border-radius: 10px; background: var(--tint); }
.cal-date strong { font-size: 20px; line-height: 1; }
.cal-date span { font-size: 12px; color: var(--muted); }