/* 10. Site: brcconstructionllcmd.com — 100vw Sol Sabit Donanım Rak Kulesi + Sağ Akordiyon Kanal Şeritleri */
:root {
  --sase: #090d12;
  --rak: #111822;
  --serit: #16202e;
  --sinir: #243247;
  --led-yesil: #00e676;
  --led-kehribar: #ffab00;
  --led-mavi: #00b0ff;
  --metin: #e2e8f0;
  --soluk: #8b9bb4;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--sase);
  color: var(--metin);
  font-family: "Segoe UI", Roboto, Helvetica, sans-serif;
  line-height: 1.55;
  overflow-x: hidden;
}
.kokpit-iskelet {
  display: grid;
  grid-template-columns: 330px 1fr;
  min-height: 100vh;
}
@media (max-width: 860px) {
  .kokpit-iskelet { grid-template-columns: 1fr; }
}
.sol-rak-kule {
  background: var(--rak);
  border-right: 2px solid var(--sinir);
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.sag-kanal-istasyonu {
  padding: 20px 24px 90px 24px;
  max-width: 980px;
}
.lcd-ekran {
  background: #05080c;
  border: 2px solid var(--led-yesil);
  border-radius: 6px;
  padding: 14px;
  font-family: "Courier New", monospace;
  box-shadow: inset 0 0 18px rgba(0,230,118,0.12);
}
.lcd-numara {
  font-size: 25px;
  font-weight: 900;
  color: var(--led-yesil);
  text-decoration: none;
  display: block;
  margin: 4px 0;
}
.operator-tus-takimi {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.rak-tus {
  background: var(--serit);
  color: var(--metin);
  border: 1px solid var(--sinir);
  padding: 8px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  border-radius: 4px;
}
.rak-tus.aktif {
  border-color: var(--led-kehribar);
  color: var(--led-kehribar);
  background: rgba(255,171,0,0.1);
}
.rak-nav a {
  display: block;
  padding: 8px 10px;
  color: var(--soluk);
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  border-left: 3px solid transparent;
}
.rak-nav a:hover {
  color: #fff;
  border-left-color: var(--led-yesil);
  background: var(--serit);
}
/* Yatay Akordiyon Kanal Şeritleri (Sıfır Kart Grid) */
details.kanal-bandi {
  background: var(--serit);
  border: 1px solid var(--sinir);
  border-left: 5px solid var(--led-yesil);
  border-radius: 4px;
  margin-bottom: 8px;
}
details.kanal-bandi[open] {
  background: #1a2738;
  border-color: var(--led-kehribar);
}
summary.kanal-ozet {
  list-style: none;
  padding: 12px 14px;
  display: grid;
  grid-template-columns: 78px 1.2fr 110px auto;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}
@media (max-width: 640px) {
  summary.kanal-ozet { grid-template-columns: 70px 1fr auto; }
  .vu-metre { display: none; }
}
.kanal-kod {
  font-family: monospace;
  font-weight: 900;
  font-size: 13px;
  color: var(--led-kehribar);
  background: #090d12;
  padding: 4px 7px;
  border-radius: 3px;
  text-align: center;
}
.vu-metre {
  display: inline-flex;
  align-items: flex-end;
  gap: 3px;
  height: 18px;
}
.vu-cubuk {
  width: 4px;
  background: var(--led-yesil);
  animation: vuHareket 0.6s infinite ease-in-out alternate;
}
.vu-cubuk:nth-child(2) { animation-delay: 0.15s; }
.vu-cubuk:nth-child(3) { animation-delay: 0.3s; background: var(--led-kehribar); }
.vu-cubuk:nth-child(4) { animation-delay: 0.1s; }
@keyframes vuHareket { 0% { height: 5px; } 100% { height: 18px; } }
.kanal-detay {
  padding: 12px 14px;
  border-top: 1px dashed var(--sinir);
  font-size: 13.5px;
  color: var(--soluk);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.patch-baglan-btn {
  background: var(--led-yesil);
  color: #05080c;
  font-weight: 900;
  font-size: 13px;
  padding: 7px 14px;
  border-radius: 4px;
  text-decoration: none;
}