/* SN-Lab: Hell / Dunkel über data-theme auf <html> (theme.js), ohne Wahl folgt es der Systemeinstellung. */
:root, :root[data-theme="light"] {
  --bg: #f3f5f9; --panel: #ffffff; --panel2: #f7f9fc; --line: #e2e7f0; --text: #16203a; --muted: #67728c;
  --top: #0f1b33; --top-text: #ffffff; --top-muted: #9fb0d0;
  --accent: #2f6df6; --accent-soft: rgba(47, 109, 246, .10); --green: #0f9d63; --red: #d93a45;
  --shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 1px 3px rgba(16, 24, 40, .06);
  --shadow-hover: 0 12px 28px rgba(16, 24, 40, .12);
  --c0: #2f6df6; --c1: #12b886; --c2: #f59f00; --c3: #e64980; --c4: #7950f2; --c5: #15aabf; --c6: #fd7e14; --c7: #868e96;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #0a0f1c; --panel: #121a2c; --panel2: #0e1525; --line: #22304d; --text: #e6ecf7; --muted: #8b97b0;
  --top: #060a14; --top-text: #ffffff; --top-muted: #8b97b0;
  --accent: #5b8cff; --accent-soft: rgba(91, 140, 255, .14); --green: #2ee59d; --red: #ff5c6a;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3); --shadow-hover: 0 14px 34px rgba(0, 0, 0, .45);
  --c0: #5b8cff; --c1: #2ee59d; --c2: #ffc145; --c3: #ff6b9a; --c4: #a48bff; --c5: #3dd9eb; --c6: #ff9a4d; --c7: #9aa4b8;
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --bg: #0a0f1c; --panel: #121a2c; --panel2: #0e1525; --line: #22304d; --text: #e6ecf7; --muted: #8b97b0;
    --top: #060a14; --top-text: #ffffff; --top-muted: #8b97b0;
    --accent: #5b8cff; --accent-soft: rgba(91, 140, 255, .14); --green: #2ee59d; --red: #ff5c6a;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3); --shadow-hover: 0 14px 34px rgba(0, 0, 0, .45);
    --c0: #5b8cff; --c1: #2ee59d; --c2: #ffc145; --c3: #ff6b9a; --c4: #a48bff; --c5: #3dd9eb; --c6: #ff9a4d; --c7: #9aa4b8;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { font-family: Inter, "Segoe UI", system-ui, -apple-system, Arial, sans-serif; }
body { margin: 0; background: var(--bg); color: var(--text); font-size: 15px; transition: background .2s, color .2s; }
a { color: var(--accent); text-decoration: none; }
button { font: inherit; font-weight: 600; background: var(--accent); color: #fff; border: 0; border-radius: 10px;
         padding: 10px 18px; cursor: pointer; transition: filter .15s, transform .15s; }
button:hover { filter: brightness(1.08); }
button:disabled { opacity: .6; cursor: wait; }
button.ghost { background: transparent; color: var(--top-muted); border: 1px solid #33415f; padding: 6px 12px; }
.alert { background: rgba(217, 58, 69, .12); color: var(--red); border-radius: 10px; padding: 10px 14px; }
.mono { font-family: "Cascadia Code", Consolas, monospace; font-size: 12.5px; }
.muted, .empty { color: var(--muted); }
.empty { font-size: 13px; margin: 6px 0 0; }

.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 18px; letter-spacing: -.01em; color: inherit; }
.brand small { font-weight: 500; color: var(--muted); font-size: 14px; }
.dot { width: 12px; height: 12px; border-radius: 50%; background: linear-gradient(135deg, #62d84e, #2f6df6); }

.theme-toggle { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; padding: 0;
                border-radius: 9px; background: transparent; color: var(--top-muted); border: 1px solid #33415f; }
.theme-toggle:hover { color: var(--top-text); border-color: var(--accent); filter: none; }
.theme-toggle .ti { display: none; }
:root:not([data-theme-pref]) .theme-toggle .ti-auto, :root[data-theme-pref="auto"] .theme-toggle .ti-auto,
:root[data-theme-pref="light"] .theme-toggle .ti-light, :root[data-theme-pref="dark"] .theme-toggle .ti-dark { display: inline; }

/* Login */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; position: relative; }
.login-toggle { position: absolute; top: 16px; right: 16px; }
.login-toggle .theme-toggle { color: var(--muted); border-color: var(--line); }
.login-card { width: 100%; max-width: 380px; background: var(--panel); border: 1px solid var(--line); border-radius: 18px;
              padding: 28px; display: grid; gap: 14px; box-shadow: var(--shadow-hover); }
.login-card h1 { margin: 6px 0 0; font-size: 24px; }
.login-card label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.login-card input { font: inherit; color: var(--text); background: var(--panel2); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }

/* Kopf */
.top { background: var(--top); color: var(--top-text); display: flex; justify-content: space-between; align-items: center;
       padding: 12px 24px; position: sticky; top: 0; z-index: 5; }
.top .brand small { color: var(--top-muted); }
.top nav { display: flex; align-items: center; gap: 12px; }
.top nav form { margin: 0; }
.top .who { color: var(--top-muted); font-size: 14px; }

.page { max-width: 1280px; margin: 0 auto; padding: 24px 16px 56px; }
.head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.head h1 { margin: 0 0 6px; font-size: 30px; letter-spacing: -.02em; }
.meta { margin: 2px 0; color: var(--muted); }

/* Karten */
.card { display: block; background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 16px 18px;
        box-shadow: var(--shadow); color: inherit; }
.card h2, .card h3 { margin: 0 0 10px; font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted);
                     font-weight: 700; }
.area-card { transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; cursor: pointer; }
.area-card h2 { display: flex; justify-content: space-between; align-items: center; }
.area-card .more { font-size: 12px; letter-spacing: 0; text-transform: none; color: var(--accent); opacity: 0;
                   transform: translateX(-6px); transition: opacity .18s, transform .18s; }
.area-card:hover, .area-card:focus-visible { transform: translateY(-3px); box-shadow: var(--shadow-hover);
                   border-color: var(--accent); outline: none; }
.area-card:hover .more, .area-card:focus-visible .more { opacity: 1; transform: none; }
.area-card:hover h2 { color: var(--text); }

.layout { display: grid; grid-template-columns: 1fr 260px; gap: 16px; align-items: start; }
.areas { display: grid; grid-template-columns: repeat(auto-fill, minmax(380px, 1fr)); gap: 16px; }
table { width: 100%; border-collapse: collapse; }
td { padding: 8px 0; border-top: 1px solid var(--line); vertical-align: top; }
tr:first-child td { border-top: 0; }
td.label { width: 46%; padding-right: 10px; }
td.value .num { font-weight: 700; font-variant-numeric: tabular-nums; }
.chips { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 4px; }
.chip { font-size: 12px; background: var(--panel2); border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; color: var(--muted); }
.chip b { color: var(--text); }
td.delta { width: 54px; text-align: right; font-weight: 700; color: var(--muted); font-variant-numeric: tabular-nums; }
.up, td.delta.up { color: var(--red); }
.down, td.delta.down { color: var(--green); }
.history ol { list-style: none; margin: 0; padding: 0; }
.history li { display: flex; justify-content: space-between; padding: 7px 8px; border-radius: 8px; font-size: 14px; }
.history li span { color: var(--muted); font-size: 12px; }
.history li.active { background: var(--accent-soft); font-weight: 700; }
.errors { margin: 0; padding-left: 18px; font-size: 13px; color: var(--muted); }

/* Detailseite */
.crumbs { color: var(--muted); font-size: 14px; margin-bottom: 10px; }
.crumbs span { margin: 0 6px; }
.pills { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.pill { padding: 6px 14px; border-radius: 99px; border: 1px solid var(--line); background: var(--panel); color: var(--muted);
        font-size: 14px; font-weight: 600; transition: border-color .15s, color .15s; }
.pill:hover { border-color: var(--accent); color: var(--text); }
.pill.active { background: var(--accent); border-color: var(--accent); color: #fff; }
h2.section { font-size: 18px; margin: 28px 0 12px; letter-spacing: -.01em; }
h2.section small { font-size: 13px; font-weight: 500; color: var(--muted); margin-left: 8px; }
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.kpi.wide { grid-column: span 2; }
.kpi .big { font-size: 40px; font-weight: 800; letter-spacing: -.02em; font-variant-numeric: tabular-nums; margin-top: 6px; }
.kdelta { font-size: 13px; font-weight: 700; margin-top: 8px; color: var(--muted); }
.detail-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(400px, 1fr)); gap: 16px; }

/* Diagramme */
.c0 { --c: var(--c0); } .c1 { --c: var(--c1); } .c2 { --c: var(--c2); } .c3 { --c: var(--c3); }
.c4 { --c: var(--c4); } .c5 { --c: var(--c5); } .c6 { --c: var(--c6); } .c7 { --c: var(--c7); }
.donut { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.donut svg { width: 150px; height: 150px; flex: none; }
.donut .ring-bg { stroke: var(--panel2); }
.donut .seg { stroke: var(--c); transition: stroke-width .15s; }
.donut .seg:hover { stroke-width: 7.5; }
.donut-num { font-size: 7px; font-weight: 800; fill: var(--text); text-anchor: middle; }
.donut-lbl { font-size: 3.2px; fill: var(--muted); text-anchor: middle; text-transform: uppercase; letter-spacing: .1px; }
.legend { list-style: none; margin: 0; padding: 0; flex: 1; min-width: 160px; font-size: 13.5px; }
.legend li { display: grid; grid-template-columns: 12px 1fr auto 42px; gap: 8px; align-items: center; padding: 3px 0; }
.legend .sw { width: 12px; height: 12px; border-radius: 3px; background: var(--c); }
.legend .lg-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.legend .lg-pct { color: var(--muted); text-align: right; font-variant-numeric: tabular-nums; }
.hbars { list-style: none; margin: 0; padding: 0; }
.hbars li { display: grid; grid-template-columns: minmax(110px, 38%) 1fr 48px; gap: 10px; align-items: center; padding: 4px 0; font-size: 13.5px; }
.hb-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hb-track { height: 12px; background: var(--panel2); border-radius: 99px; overflow: hidden; }
.hb-fill { display: block; height: 100%; border-radius: 99px; background: var(--c);
           animation: grow .6s cubic-bezier(.2, .8, .2, 1) both; transform-origin: left; }
.hbars b { text-align: right; font-variant-numeric: tabular-nums; }
@keyframes grow { from { transform: scaleX(0); } to { transform: scaleX(1); } }
table.trend td { vertical-align: middle; }
table.trend td.last { width: 70px; text-align: right; font-weight: 700; font-variant-numeric: tabular-nums; }
.spark { display: flex; align-items: flex-end; gap: 3px; height: 34px; }
.spark span { flex: 1; max-width: 14px; min-width: 4px; background: var(--accent); opacity: .75; border-radius: 3px 3px 1px 1px; }
.spark span:last-child { opacity: 1; }
.spark span:hover { opacity: 1; filter: brightness(1.15); }

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .areas, .detail-grid { grid-template-columns: 1fr; }
  .kpi.wide { grid-column: auto; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}