/* CRIMSONTEK INDUSTRIES — оболочка терминала / HMI */
.ct-shell {
  --ct-shell-pad: 52px;
  padding-bottom: var(--ct-shell-pad);
  min-height: 100vh;
  box-sizing: border-box;
}

.ct-topbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 16px;
  background: linear-gradient(180deg, rgba(18, 0, 6, 0.97) 0%, rgba(8, 8, 8, 0.96) 100%);
  border-bottom: 2px solid rgba(255, 0, 51, 0.5);
  border-left: 4px solid var(--ct-red);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(10px);
}

.ct-burger {
  width: 46px;
  height: 46px;
  padding: 0;
  border: 2px solid rgba(255, 0, 51, 0.55);
  background: linear-gradient(145deg, var(--ct-bg2) 0%, #0a0406 100%);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-shrink: 0;
  box-shadow: var(--ct-glow), inset 0 1px 0 rgba(255, 80, 100, 0.12);
}

.ct-burger:hover {
  border-color: var(--ct-flash);
  box-shadow: var(--ct-glow-lg);
}

.ct-burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--ct-flash), transparent);
  border-radius: 0;
}

.ct-topbar-title {
  flex: 1;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  color: var(--ct-flash);
  margin: 0;
  text-transform: uppercase;
  font-weight: 700;
  text-shadow: 0 0 12px rgba(255, 0, 51, 0.35);
}

.ct-drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  z-index: 1001;
  backdrop-filter: blur(2px);
}

.ct-drawer-overlay.on {
  display: block;
}

.ct-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: min(320px, 92vw);
  height: 100%;
  background: linear-gradient(180deg, #100808 0%, var(--ct-bg2) 28%, #060606 100%);
  border-right: 2px solid rgba(255, 0, 51, 0.55);
  z-index: 1002;
  transform: translateX(-100%);
  transition: transform 0.24s cubic-bezier(0.22, 1, 0.36, 1);
  overflow-y: auto;
  box-shadow: 8px 0 40px rgba(255, 0, 51, 0.12);
}

.ct-drawer.on {
  transform: translateX(0);
}

.ct-drawer-header {
  padding: 22px 20px 18px;
  border-bottom: 2px solid var(--ct-red);
  background: linear-gradient(90deg, rgba(51, 0, 16, 0.45) 0%, transparent 100%);
}

.ct-drawer-header .brand {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  color: var(--ct-flash);
  margin: 0 0 6px 0;
  font-weight: 700;
}

.ct-drawer-header .sub {
  font-size: 0.65rem;
  color: var(--ct-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.ct-drawer nav {
  padding: 8px 0 88px;
}

.ct-drawer a {
  display: block;
  padding: 15px 22px;
  color: var(--ct-text);
  text-decoration: none;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  border-bottom: 1px solid rgba(255, 0, 51, 0.1);
  border-left: 3px solid transparent;
  margin-left: 0;
}

.ct-drawer a:hover,
.ct-drawer a:focus {
  background: rgba(255, 0, 51, 0.1);
  color: var(--ct-flash);
  border-left-color: var(--ct-red);
}

.ct-drawer .drawer-h {
  padding: 20px 22px 10px;
  font-size: 0.6rem;
  color: var(--ct-red);
  letter-spacing: 0.22em;
  font-weight: 700;
  font-family: 'Orbitron', sans-serif;
}

.ct-bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  display: flex;
  justify-content: center;
  align-items: stretch;
  background: linear-gradient(0deg, rgba(5, 5, 5, 0.98) 0%, rgba(12, 4, 6, 0.95) 100%);
  border-top: 2px solid rgba(255, 0, 51, 0.55);
  padding: 8px 16px calc(8px + env(safe-area-inset-bottom, 0));
  box-shadow: 0 -8px 32px rgba(255, 0, 51, 0.08);
}

.ct-bottom-nav--solo a {
  flex: 1;
  max-width: 100%;
}

.ct-bottom-nav a {
  flex: 1;
  text-align: center;
  padding: 12px 16px;
  text-decoration: none;
  color: var(--ct-muted);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 700;
  font-family: 'Orbitron', sans-serif;
  border: 1px solid transparent;
}

.ct-bottom-nav a.on {
  color: var(--ct-flash);
  background: rgba(255, 0, 51, 0.12);
  border-color: rgba(255, 0, 51, 0.45);
  box-shadow: inset 0 0 20px rgba(255, 0, 51, 0.08);
}

.ct-bottom-nav a span.ico {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 4px;
  opacity: 0.85;
  letter-spacing: 0;
}