.header-side {
  align-items: flex-end;
  flex-direction: column;
  gap: .7rem;
}
.operator-strip {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: .65rem;
}
.operator-name { color: var(--muted); font-size: .76rem; }
.operator-name strong { color: var(--ink); }
.control-link,
.header-logout {
  padding: .45rem .7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--cyan);
  font-size: .74rem;
  font-weight: 800;
  text-decoration: none;
}
.header-side form { margin: 0; }
.header-logout { color: var(--muted); }
.control-link:hover,
.control-link:focus-visible,
.header-logout:hover,
.header-logout:focus-visible { border-color: var(--violet); color: var(--ink); }
.system-page {
  display: grid;
  place-items: center;
  padding: 2rem;
  background: radial-gradient(circle at 50% 20%, rgba(154,108,255,.34), transparent 30rem), var(--bg);
}
.system-card {
  width: min(100%,42rem);
  padding: clamp(2rem,6vw,4rem);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  background: rgba(15,13,20,.94);
  box-shadow: 0 2rem 7rem rgba(0,0,0,.48);
}
.system-card > .eyebrow { margin-top: 2.8rem; }
.system-code { margin: .8rem 0 -.3rem; color: var(--pink); font-size: .82rem; font-weight: 900; letter-spacing: .2em; }
.system-card h1 { margin: .5rem 0 1rem; font-size: clamp(2.8rem,8vw,5.4rem); }
.system-card > p:not(.eyebrow):not(.system-code):not(.system-note) { max-width: 36rem; color: var(--muted); font-size: 1.08rem; line-height: 1.7; }
.system-card .primary-action { margin-top: 1.25rem; }
.system-note { margin-top: 1.5rem; padding-top: 1.2rem; border-top: 1px solid var(--line); color: #797382; font-size: .78rem; line-height: 1.6; }
@media (max-width: 980px) {
  .header-side { align-items: flex-start; }
  .operator-strip { justify-content: flex-start; }
}