:root {
  color-scheme: light;
  --page:#f6f7f9; --surface:#ffffff; --line:#e3e5e8; --grid:#e3e5e8;
  --text:#1f2328; --text2:#52565c; --muted:#8a8f96;
  --brand:#e4002b; --brand-ink:#c30025; --anthracite:#3f3f46;
  /* Diagramm-Serien: Server = Markenrot, Clients = Blau (CVD-sicher unterscheidbar) */
  --series-1:#e4002b; --series-2:#2a78d6;
  --ok:#0ca30c; --warn:#d29922; --new:#2a78d6; --up:#0a7d28; --down:#d03b3b;
  --border:rgba(15,17,20,.10);
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --page:#0e0e10; --surface:#18181b; --line:#2a2a2e; --grid:#2a2a2e;
    --text:#f4f4f5; --text2:#c7c7cc; --muted:#8a8f96;
    --brand:#ff3355; --brand-ink:#ff3355; --anthracite:#d4d4d8;
    --series-1:#ff3355; --series-2:#3987e5;
    --ok:#0ca30c; --warn:#eda100; --new:#3987e5; --up:#0ca30c; --down:#f0506a;
    --border:rgba(255,255,255,.10);
  }
}
* { box-sizing:border-box; }
body { margin:0; background:var(--page); color:var(--text);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif; font-size:15px; }
a { color:var(--brand); text-decoration:none; }
a:hover { text-decoration:underline; }

.topbar { display:flex; align-items:center; justify-content:space-between;
  padding:12px 26px; background:#ffffff; border-bottom:2px solid var(--brand); }
.brand { display:flex; align-items:center; gap:18px; }
.brand a { display:inline-flex; align-items:center; }
.brand .logo { height:48px; width:auto; display:block; }
.brand .brandtext { color:#1f2328; font-weight:700; }
.brand .appname { color:#6b7078; font-size:14px; font-weight:600; letter-spacing:.02em;
  padding-left:18px; border-left:1px solid #e3e5e8; }
.topbar nav { display:flex; align-items:center; gap:6px; }
.topbar .navlink { color:#3f3f46; font-size:13px; font-weight:600; padding:6px 10px;
  border-radius:8px; }
.topbar .navlink:hover { background:#f2f2f4; text-decoration:none; }
.topbar .who { color:#8a8f96; margin:0 8px; font-size:13px; }
.topbar .btn.ghost { color:#3f3f46; border-color:#dcdce0; background:#fff; }
.wrap { max-width:1080px; margin:0 auto; padding:24px 22px 40px; min-height:60vh; }

.foot-bar { max-width:1080px; margin:0 auto; padding:16px 22px 30px; display:flex;
  justify-content:space-between; color:var(--muted); font-size:12px; }

/* Buttons */
.btn { display:inline-block; border:1px solid var(--line); background:var(--surface);
  color:var(--text); padding:8px 14px; border-radius:9px; font-size:14px; cursor:pointer;
  line-height:1.2; }
.btn:hover { border-color:var(--muted); text-decoration:none; }
.btn.primary { background:var(--series-1); border-color:var(--series-1); color:#fff; }
.btn.ghost { background:transparent; }
.actions { display:flex; gap:8px; align-items:center; flex-wrap:wrap; }
.actions form { margin:0; }

/* Dropdown */
.dropdown { position:relative; }
.dropdown .menu { display:none; position:absolute; right:0; top:calc(100% + 4px);
  background:var(--surface); border:1px solid var(--line); border-radius:9px;
  min-width:150px; box-shadow:0 6px 20px rgba(0,0,0,.12); overflow:hidden; z-index:5; }
.dropdown:hover .menu { display:block; }
.dropdown .menu a { display:block; padding:9px 14px; color:var(--text); }
.dropdown .menu a:hover { background:var(--page); text-decoration:none; }

.pagehead { display:flex; align-items:flex-start; justify-content:space-between; gap:16px; margin-bottom:18px; }
h1 { font-size:23px; margin:2px 0 2px; }
h2 { font-size:16px; margin:0; }
.sub { color:var(--text2); font-size:13px; margin:0; }
.foot { color:var(--muted); font-size:12px; margin-top:14px; }
.muted { color:var(--muted); }

/* KPI cards */
.cards { display:flex; gap:12px; flex-wrap:wrap; margin:6px 0 18px; }
.kpi { background:var(--surface); border:1px solid var(--line); border-radius:12px; padding:14px 18px; min-width:130px; }
.kpi .v { font-size:26px; font-weight:700; }
.kpi .l { color:var(--muted); font-size:11px; text-transform:uppercase; letter-spacing:.04em; }
.kpi.umsatz { background:color-mix(in srgb, var(--series-1) 12%, var(--surface)); border-color:color-mix(in srgb, var(--series-1) 35%, var(--line)); }
.kpi.umsatz .v { color:var(--series-1); }

/* Formulare (Benutzer/E-Mail) */
.grid2 { display:grid; grid-template-columns:1fr 1fr; gap:12px 16px; margin-bottom:12px; }
.panel h2 { margin-bottom:12px; }
.panel label { display:block; font-size:13px; color:var(--text2); margin-bottom:12px; }
.panel input[type=text], .panel input[type=password], .panel input[type=number],
.panel input[type=time], .panel select {
  width:100%; margin-top:5px; padding:9px 12px; border:1px solid var(--line);
  border-radius:9px; background:var(--page); color:var(--text); font-size:14px; }
.panel .check { display:flex; align-items:center; gap:8px; }
.panel .check input { width:auto; margin-top:0; }
.stack label { display:block; margin-bottom:12px; }
.inline-form { display:inline-flex; gap:6px; align-items:center; margin:0 0 0 6px; }
.inline-form input { padding:6px 9px; border:1px solid var(--line); border-radius:8px;
  background:var(--page); color:var(--text); font-size:13px; }
.btn.danger { color:var(--down); border-color:color-mix(in srgb,var(--down) 40%,var(--line)); }
.btn.danger:hover { background:color-mix(in srgb,var(--down) 10%,transparent); }

/* Preisformular */
.pricelist label { display:block; margin-bottom:14px; font-size:14px; color:var(--text2); }
.pricelist label span { display:block; margin-bottom:5px; }
.pricelist .inp { display:flex; align-items:center; max-width:220px; border:1px solid var(--line);
  border-radius:9px; overflow:hidden; background:var(--page); }
.pricelist .inp input { flex:1; border:0; background:transparent; color:var(--text);
  padding:9px 12px; font-size:15px; font-variant-numeric:tabular-nums; text-align:right; outline:none; }
.pricelist .inp .cur { padding:0 12px; color:var(--muted); }
.pricelist code { background:rgba(128,128,128,.18); padding:1px 5px; border-radius:5px; }

/* Search */
.searchbar { display:flex; gap:8px; margin:0 0 14px; }
.searchbar input { flex:0 0 320px; max-width:60%; padding:8px 12px; border:1px solid var(--line);
  border-radius:9px; background:var(--surface); color:var(--text); font-size:14px; }

/* Table */
table.grid { width:100%; border-collapse:collapse; background:var(--surface);
  border:1px solid var(--line); border-radius:12px; overflow:hidden; }
.grid th, .grid td { text-align:left; padding:11px 15px; border-bottom:1px solid var(--line); font-size:14px; }
.grid th { color:var(--muted); font-weight:600; font-size:11px; text-transform:uppercase; letter-spacing:.04em; }
.grid tr:last-child td { border-bottom:none; }
.grid td.num { font-variant-numeric:tabular-nums; white-space:nowrap; }
.grid td.name { font-weight:600; }
.grid td.name a { color:var(--text); }
.grid td.name a:hover { color:var(--brand); }
.grid th.right, .grid td.right { text-align:right; }
.grid td.amount { font-weight:600; }
.grid tr.flag { background:color-mix(in srgb, var(--down) 12%, transparent); }
.grid tfoot td { border-top:2px solid var(--line); font-weight:600; }

.d { font-size:11px; padding:1px 5px; border-radius:6px; margin-left:5px; vertical-align:middle; }
.d.up { background:color-mix(in srgb,var(--up) 20%,transparent); color:var(--up); }
.d.down { background:color-mix(in srgb,var(--down) 20%,transparent); color:var(--down); }

.pill { font-size:12px; padding:3px 9px; border-radius:20px; white-space:nowrap; }
.pill.ok { background:color-mix(in srgb,var(--ok) 15%,transparent); color:var(--ok); }
.pill.warn { background:color-mix(in srgb,var(--warn) 20%,transparent); color:var(--warn); }
.pill.new { background:color-mix(in srgb,var(--new) 18%,transparent); color:var(--new); }
.pill.base { background:color-mix(in srgb,var(--muted) 18%,transparent); color:var(--text2); }

/* Flash */
.flash { padding:10px 14px; border-radius:9px; margin-bottom:14px; font-size:14px; border:1px solid transparent; }
.flash.ok { background:color-mix(in srgb,var(--ok) 12%,transparent); border-color:color-mix(in srgb,var(--ok) 40%,transparent); }
.flash.error { background:color-mix(in srgb,var(--down) 12%,transparent); border-color:color-mix(in srgb,var(--down) 40%,transparent); }
.flash.warn { background:color-mix(in srgb,var(--warn) 14%,transparent); border-color:color-mix(in srgb,var(--warn) 45%,transparent); }
.flash code { background:rgba(128,128,128,.18); padding:1px 5px; border-radius:5px; }

/* Login */
.login-card { max-width:340px; margin:8vh auto 0; background:var(--surface);
  border:1px solid var(--line); border-radius:14px; padding:26px; }
.login-card h1 { margin:0 0 16px; }
.login-card label { display:block; font-size:13px; color:var(--text2); margin-bottom:12px; }
.login-card input { width:100%; margin-top:5px; padding:9px 12px; border:1px solid var(--line);
  border-radius:9px; background:var(--page); color:var(--text); font-size:15px; }
.login-card .btn { width:100%; margin-top:6px; }

/* Panel + chart */
.panel { background:var(--surface); border:1px solid var(--line); border-radius:12px; padding:16px 18px; margin-bottom:18px; }
.panel-head { display:flex; align-items:center; justify-content:space-between; margin-bottom:8px; }
.legend { display:flex; gap:14px; font-size:12px; color:var(--text2); }
.legend .lg { display:inline-flex; align-items:center; gap:6px; }
.sw { width:11px; height:11px; border-radius:3px; display:inline-block; }
.sw.srv { background:var(--series-1); } .sw.cli { background:var(--series-2); }
.chart { position:relative; }
.chartsvg { width:100%; height:auto; display:block; }
.charttip { position:absolute; pointer-events:none; background:var(--surface);
  border:1px solid var(--line); border-radius:8px; padding:6px 9px; font-size:12px;
  box-shadow:0 4px 14px rgba(0,0,0,.15); white-space:nowrap; }