/* Subnetz-Rechner: Präfix-Regler, Bit-Leiste (IPv4 32 Kästchen, IPv6 128 Balken),
   Binär-/Hex-Zeilen und Teilnetz-Tabelle. Nur Tokens, Farbton aus --tl-hue. */
[data-tl="subnet"] [hidden] { display: none !important; }

/* ── Präfix-Regler ─────────────────────────────────────────── */
.tl-sn-slider { display: grid; gap: 8px; }
.tl-sn-slider__head { display: flex; justify-content: space-between; align-items: baseline; gap: 6px 12px; flex-wrap: wrap; }
.tl-sn-slider__val { display: inline-flex; align-items: baseline; gap: 8px; min-width: 0; flex-wrap: wrap; }
.tl-sn-slider__val output { font: 700 24px/1 var(--font-mono); letter-spacing: -.01em; color: hsl(var(--tl-hue) 75% 40%); }
[data-theme="dark"] .tl-sn-slider__val output { color: hsl(var(--tl-hue) 90% 70%); }
.tl-sn-slider__val small { font: 500 12.5px/1.3 var(--font-mono); color: var(--ink-3); overflow-wrap: anywhere; }

.tl-sn-range { --sn-fill: 75%; -webkit-appearance: none; appearance: none; display: block; width: 100%; height: 28px; margin: 0; padding: 0; background: transparent; cursor: pointer; }
.tl-sn-range:focus { outline: 0; }
.tl-sn-range::-webkit-slider-runnable-track {
  height: 8px; border-radius: 999px;
  background: linear-gradient(90deg, var(--accent) var(--sn-fill), var(--bg-sunken) var(--sn-fill)); /* harte Kante = Füllstand, kein Verlauf */
  box-shadow: inset 0 0 0 1px var(--line);
}
.tl-sn-range::-moz-range-track { height: 8px; border-radius: 999px; background: var(--bg-sunken); box-shadow: inset 0 0 0 1px var(--line); }
.tl-sn-range::-moz-range-progress { height: 8px; border-radius: 999px; background: var(--accent); }
.tl-sn-range::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none; width: 22px; height: 22px; margin-top: -7px; border-radius: 50%;
  background: #fff; border: 2px solid hsl(var(--tl-hue) 80% 50%);
  transition: transform .12s ease, box-shadow .15s ease;
}
.tl-sn-range::-moz-range-thumb {
  width: 18px; height: 18px; border-radius: 50%; background: #fff; border: 2px solid hsl(var(--tl-hue) 80% 50%);
}
.tl-sn-range:active::-webkit-slider-thumb { transform: scale(1.12); }
.tl-sn-range:focus-visible::-webkit-slider-thumb { box-shadow: var(--tl-focus); }
.tl-sn-range:focus-visible::-moz-range-thumb { box-shadow: var(--tl-focus); }
.tl-sn-range:disabled { opacity: .45; cursor: not-allowed; }
.tl-sn-scale { display: flex; justify-content: space-between; gap: 2px; padding: 0 2px; font: 500 11px/1 var(--font-mono); color: var(--ink-3); }

/* ── Bit-Leiste ────────────────────────────────────────────── */
.tl-sn-bitbox { padding: 14px 14px 12px; border-radius: 14px; background: var(--bg-soft); border: 1px solid var(--line-soft); }
.tl-sn-bitbox .tl-help { margin-top: 10px; }
.tl-sn-bitbox__legend { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-bottom: 12px; font-size: 12.5px; color: var(--ink-2); }
.tl-sn-leg { display: inline-flex; align-items: center; gap: 7px; }
.tl-sn-leg i { width: 12px; height: 12px; border-radius: 4px; }
.tl-sn-leg--net i { background: var(--accent); }
.tl-sn-leg--host i { background: var(--tl-field); box-shadow: inset 0 0 0 1px var(--line-strong); }
.tl-sn-leg b { font: 600 12.5px var(--font-mono); color: var(--ink); }

.tl-sn-bits { display: grid; gap: 12px 10px; }
.tl-sn-bits--v4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.tl-sn-bits--v6 { grid-template-columns: repeat(8, minmax(0, 1fr)); gap: 12px 8px; }
.tl-sn-grp { display: grid; gap: 7px; min-width: 0; }
.tl-sn-cells { display: grid; gap: 3px; }
.tl-sn-bits--v4 .tl-sn-cells { grid-template-columns: repeat(8, minmax(0, 1fr)); }
.tl-sn-bits--v6 .tl-sn-cells { grid-template-columns: repeat(16, minmax(0, 1fr)); gap: 2px; align-items: end; height: 38px; }

.tl-sn-bit {
  position: relative; display: block; min-width: 0; cursor: pointer;
  transition: background .28s ease, color .28s ease, box-shadow .28s ease, height .28s ease, opacity .28s ease;
  transition-delay: calc(var(--i, 0) * 5ms);
}
/* IPv4: Kästchen mit Ziffer */
.tl-sn-bits--v4 .tl-sn-bit {
  display: grid; place-items: center; height: 38px; border-radius: 7px;
  font: 600 14px/1 var(--font-mono); color: var(--ink-3);
  background: var(--tl-field); box-shadow: inset 0 0 0 1px var(--line);
}
.tl-sn-bits--v4 .tl-sn-bit.is-one { color: var(--ink); }
.tl-sn-bits--v4 .tl-sn-bit.is-net {
  color: rgba(255, 255, 255, .62);
  background: var(--accent);
}
.tl-sn-bits--v4 .tl-sn-bit.is-net.is-one { color: #fff; }
.tl-sn-bits--v4 .tl-sn-bit:hover { box-shadow: inset 0 0 0 2px hsl(var(--tl-hue) 80% 55% / .7); }
/* IPv6: kompakte Balken, 1 = hoch, 0 = niedrig */
.tl-sn-bits--v6 .tl-sn-bit { height: 40%; border-radius: 3px; background: var(--line-strong); opacity: .6; }
.tl-sn-bits--v6 .tl-sn-bit.is-one { height: 100%; opacity: .95; }
.tl-sn-bits--v6 .tl-sn-bit.is-net { background: var(--accent); opacity: .7; }
.tl-sn-bits--v6 .tl-sn-bit.is-net.is-one { opacity: 1; }
.tl-sn-bits--v6 .tl-sn-bit:hover { opacity: 1;  }
/* Grenze Netz | Host */
.tl-sn-bit.is-cut::before {
  content: ""; position: absolute; left: -3px; bottom: -5px; width: 2px; height: 48px; border-radius: 2px;
  background: var(--ink); pointer-events: none;
}
.tl-sn-bits--v6 .tl-sn-bit.is-cut::before { left: -2px; }
[data-theme="dark"] .tl-sn-bit.is-cut::before { background: hsl(var(--tl-hue) 90% 68%); }

.tl-sn-cap { display: flex; justify-content: center; gap: 1px; font: 600 13px/1.2 var(--font-mono); letter-spacing: .03em; color: var(--ink-3); }
.tl-sn-cap b { font-weight: 600; transition: color .2s ease; }
.tl-sn-cap .is-net { color: hsl(var(--tl-hue) 75% 40%); }
.tl-sn-cap .is-split { color: hsl(var(--tl-hue) 75% 40%); text-decoration: underline dotted; text-underline-offset: 3px; }
[data-theme="dark"] .tl-sn-cap .is-net, [data-theme="dark"] .tl-sn-cap .is-split { color: hsl(var(--tl-hue) 90% 72%); }

@media (max-width: 900px) { .tl-sn-bits--v6 { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (max-width: 640px) { .tl-sn-bits--v4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 480px) {
  .tl-sn-bits--v6 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tl-sn-bits--v4 .tl-sn-bit { height: 34px; font-size: 13px; border-radius: 6px; }
  .tl-sn-bitbox { padding: 12px 10px 10px; }
}

/* ── Binär- und Hex-Zeilen ─────────────────────────────────── */
.tl-sn-bin { display: grid; gap: 12px; }
.tl-sn-binrow { display: grid; grid-template-columns: 104px minmax(0, 1fr); gap: 2px 12px; align-items: baseline; }
.tl-sn-binrow__k { font-size: 12.5px; color: var(--ink-3); }
.tl-sn-binrow__v { font: 500 13px/1.5 var(--font-mono); letter-spacing: .02em; overflow-wrap: anywhere; background: none; padding: 0; }
.tl-sn-binrow__d { grid-column: 2; font: 12px/1.3 var(--font-mono); color: var(--ink-3); }
.tl-sn-n { color: hsl(var(--tl-hue) 75% 38%); font-weight: 700; }
.tl-sn-h { color: var(--ink-3); }
.tl-sn-s { color: var(--ink); font-weight: 700; border-radius: 3px; background: hsl(var(--tl-hue) 90% 55% / .16); box-shadow: 0 0 0 1px hsl(var(--tl-hue) 80% 50% / .45); }
[data-theme="dark"] .tl-sn-n { color: hsl(var(--tl-hue) 90% 72%); }
.tl-sn-bin .tl-help code { font-size: 12.5px; }
@media (max-width: 520px) {
  .tl-sn-binrow { grid-template-columns: minmax(0, 1fr); }
  .tl-sn-binrow__d { grid-column: 1; }
}

/* ── Teilnetze ─────────────────────────────────────────────── */
.tl-sn-splitform { display: flex; flex-wrap: wrap; gap: 12px 16px; align-items: flex-end; }
.tl-sn-splitval { width: min(200px, 100%); }
.tl-sn-splitsum { margin: 0; font-size: 14px; color: var(--ink-2); }
.tl-sn-splitsum strong { font-weight: 600; color: var(--ink); }
[data-split-info] { display: grid; gap: 10px; }
[data-split-info]:empty { display: none; }

.tl-sn-tablewrap { max-height: 560px; overflow: auto; }
.tl-sn-table thead th { position: sticky; top: 0; z-index: 1; }
.tl-sn-table td { vertical-align: middle; }
.tl-sn-table tbody tr:nth-child(even) td { background: color-mix(in srgb, var(--bg-soft) 70%, transparent); }
.tl-sn-table tbody tr:hover td { background: hsl(var(--tl-hue) 90% 55% / .06); }
.tl-sn-idx { width: 1%; text-align: right; color: var(--ink-3); font-size: 12px !important; }
.tl-sn-netcell { min-width: 150px; }
.tl-sn-net { font-weight: 600; color: var(--ink); }
.tl-sn-pfx { font-weight: 600; color: hsl(var(--tl-hue) 75% 40%); }
[data-theme="dark"] .tl-sn-pfx { color: hsl(var(--tl-hue) 90% 72%); }
.tl-sn-dash { color: var(--ink-3); }
.tl-sn-span { color: var(--ink-2); }
.tl-sn-num { text-align: right !important; font-variant-numeric: tabular-nums; }
.tl-sn-table thead th:last-child { text-align: right; }
.tl-sn-self { display: inline-block; margin-left: 8px; padding: 2px 8px; font: 600 11px/1.4 var(--font-sans); color: hsl(var(--tl-hue) 75% 36%); background: hsl(var(--tl-hue) 90% 55% / .13); border-radius: 999px; vertical-align: 1px; }
[data-theme="dark"] .tl-sn-self { color: hsl(var(--tl-hue) 90% 76%); }
.tl-sn-table tbody tr.is-self td { background: hsl(var(--tl-hue) 90% 55% / .09); }
.tl-sn-table tbody tr.is-self td:first-child { box-shadow: inset 3px 0 0 hsl(var(--tl-hue) 80% 50%); }
/* Lage des Teilnetzes im Gesamtnetz */
.tl-sn-pos { position: relative; display: block; height: 4px; margin-top: 6px; border-radius: 999px; background: var(--bg-sunken); overflow: hidden; }
.tl-sn-pos i { position: absolute; top: 0; bottom: 0; left: var(--l, 0); width: max(var(--w, 0%), 3px); border-radius: 999px; background: var(--accent); }

@media (prefers-reduced-motion: reduce) {
  .tl-sn-bit, .tl-sn-cap b, .tl-sn-range::-webkit-slider-thumb { transition: none !important; }
}