/* ausgabe_016_18_012/style.css – Editor Hub Layout v3 */

:root {
  --mr-bg: #020714;
  --mr-bg-2: #000;
  --mr-panel: #050d1f;
  --mr-panel-soft: rgba(5, 13, 31, 0.97);
  --mr-border: #18e0ff;
  --mr-border-soft: rgba(24, 224, 255, 0.35);
  --mr-text: #e8f7ff;
  --mr-text-muted: #90a8c0;
  --mr-accent: #18e0ff;
  --mr-accent-strong: #23f0ff;
  --mr-radius-lg: 20px;
  --mr-radius-sm: 10px;
  --mr-shadow: 0 0 32px rgba(0, 0, 0, 0.7);
  --hub-split-size: 8px;
  --hub-left-width: 260px;
  --hub-right-width: 300px;
  --hub-min-pane: 36px; /* fast eingeklappt */
}

* { box-sizing: border-box; }

body.mr-body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--mr-text);
  background:
    radial-gradient(circle at top, #0b1a3a 0, var(--mr-bg) 40%, var(--mr-bg-2) 100%);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 10px 8px;
}

.mr-shell {
  max-width: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.mr-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  border-radius: var(--mr-radius-lg);
  border: 1px solid var(--mr-border-soft);
  background: linear-gradient(135deg,
    rgba(9, 24, 54, 0.96),
    rgba(4, 12, 30, 0.98));
  box-shadow: var(--mr-shadow);
}

.mr-eyebrow {
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.17em;
  color: var(--mr-text-muted);
  margin: 0 0 4px;
}

.mr-header h1 {
  margin: 0;
  font-size: 1.9rem;
  letter-spacing: 0.05em;
}

.mr-version {
  font-size: 1.1rem;
  color: var(--mr-accent);
  margin-left: 0.4rem;
}

.mr-sub {
  margin: 6px 0 0;
  font-size: 0.95rem;
  color: var(--mr-text-muted);
  max-width: 560px;
}

.mr-header-note {
  max-width: 460px;
  font-size: 0.88rem;
  color: var(--mr-text-muted);
}

/* HUB LAYOUT */
.hub {
  display: grid;
  grid-template-columns:
    var(--hub-left-width)
    var(--hub-split-size)
    1fr
    var(--hub-split-size)
    var(--hub-right-width);
  gap: 0;
  min-height: 640px;
  border-radius: var(--mr-radius-lg);
  border: 1px solid var(--mr-border-soft);
  background: radial-gradient(circle at top left,
    rgba(24, 224, 255, 0.09),
    rgba(2, 7, 20, 0.98));
  box-shadow: var(--mr-shadow);
  overflow: hidden;
}

.hub-pane {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.hub-pane-inner {
  padding: 14px 14px 18px;
  background: var(--mr-panel-soft);
  height: 100%;
  overflow: auto;
  border-right: 1px solid rgba(24, 224, 255, 0.12);
}

.hub-right .hub-pane-inner {
  border-right: none;
  border-left: 1px solid rgba(24, 224, 255, 0.12);
}

.hub-title {
  margin: 0 0 10px;
  font-size: 1.05rem;
}

.hub-item {
  width: 100%;
  text-align: left;
  border-radius: 10px;
  border: 1px solid rgba(24, 224, 255, 0.22);
  background: rgba(2, 10, 28, 0.9);
  color: var(--mr-text);
  padding: 10px 10px;
  font-size: 0.92rem;
  cursor: pointer;
  margin-bottom: 8px;
  transition: background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
}

.hub-item:hover {
  border-color: var(--mr-accent);
  background: rgba(24, 224, 255, 0.12);
  box-shadow: 0 0 16px rgba(24, 224, 255, 0.35);
  transform: translateY(-1px);
}

.hub-item.is-active {
  border-color: var(--mr-accent-strong);
  background: rgba(24, 224, 255, 0.18);
  box-shadow: 0 0 18px rgba(24, 224, 255, 0.5);
}

.hub-left-meta {
  margin-top: 8px;
  padding-top: 10px;
  border-top: 1px solid rgba(24, 224, 255, 0.15);
  font-size: 0.82rem;
  color: var(--mr-text-muted);
}

.hub-meta-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 2px 0;
}

.hub-meta-label {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.68rem;
}

.hub-meta-value code {
  font-size: 0.75rem;
}

/* SPLITTER */
.hub-split {
  background:
    linear-gradient(180deg,
      rgba(24, 224, 255, 0.0),
      rgba(24, 224, 255, 0.25),
      rgba(24, 224, 255, 0.0));
  cursor: col-resize;
  position: relative;
  user-select: none;
}

.hub-split::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(24, 224, 255, 0.06);
  opacity: 0;
  transition: opacity 0.12s ease;
}

.hub-split:hover::after {
  opacity: 1;
}

/* CENTER */
.hub-center {
  background: transparent;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.hub-workspace-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid rgba(24, 224, 255, 0.18);
  background: linear-gradient(135deg, rgba(8, 22, 50, 0.9), rgba(3, 10, 28, 0.95));
}

.hub-workspace-kicker {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.65rem;
  color: var(--mr-text-muted);
}

.hub-workspace-title h2 {
  margin: 0;
  font-size: 1.15rem;
}

.hub-action-link {
  color: var(--mr-text);
  text-decoration: none;
  font-size: 0.82rem;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--mr-border-soft);
  background: rgba(2, 10, 28, 0.9);
  transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

.hub-action-link:hover {
  border-color: var(--mr-accent);
  background: rgba(24, 224, 255, 0.12);
  box-shadow: 0 0 12px rgba(24, 224, 255, 0.35);
}

.hub-frame {
  flex: 1;
  width: 100%;
  border: none;
  background: transparent;
}

/* RIGHT STATUS */
.hub-status {
  border-radius: var(--mr-radius-sm);
  border: 1px solid rgba(24, 224, 255, 0.22);
  background: rgba(2, 10, 28, 0.9);
  padding: 10px 10px 6px;
  margin-bottom: 12px;
}

.hub-status-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 4px 0;
  font-size: 0.85rem;
}

.hub-status-label {
  color: var(--mr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.65rem;
}

.hub-muted {
  color: var(--mr-text-muted);
}

.hub-desc h3,
.hub-help h3 {
  margin: 10px 0 6px;
  font-size: 0.95rem;
}

.hub-desc p,
.hub-help li {
  font-size: 0.85rem;
  color: var(--mr-text-muted);
}

/* code */
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.8rem;
  padding: 0 4px;
  border-radius: 4px;
  background: rgba(3, 12, 28, 0.9);
  border: 1px solid rgba(24, 224, 255, 0.25);
}

@media (max-width: 1100px) {
  :root {
    --hub-left-width: 220px;
    --hub-right-width: 260px;
  }
}

@media (max-width: 900px) {
  .hub {
    grid-template-columns:
      1fr;
    grid-template-rows: auto;
  }
  .hub-split,
  .hub-left,
  .hub-right {
    display: none;
  }
  .hub-center {
    border-left: none;
    border-right: none;
  }
}