/* Vertical tabs — clean module nav + page tabs */

.vtabs-layout {
  display: flex !important;
  flex-direction: row !important;
  align-items: flex-start !important;
  gap: 1rem;
  width: 100%;
  min-height: 40vh;
  --vt-color: #0ea5e9;
  --vt-panel-bg: rgba(10, 14, 20, 0.85);
}

.vtabs-layout > .vtabs-nav {
  flex: 0 0 220px;
  width: 220px;
  max-width: 220px;
}

.vtabs-layout > .vtabs-content {
  flex: 1 1 0;
  min-width: 0;
}

@media (max-width: 639px) {
  .vtabs-layout { flex-direction: column !important; }
  .vtabs-layout > .vtabs-nav { flex: 1 1 auto; width: 100%; max-width: none; }
}

.vtabs-nav {
  position: sticky;
  top: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  padding: 0.65rem;
  border-radius: 12px;
  background: rgba(10, 14, 20, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.12);
  overflow: hidden;
}

.vtabs-nav::before {
  content: '';
  position: absolute;
  left: 0;
  top: var(--vt-indicator-top, 0);
  width: 3px;
  height: var(--vt-indicator-h, 36px);
  background: var(--vt-color);
  border-radius: 0 3px 3px 0;
  transition: top 0.25s ease, height 0.2s ease;
}

.vtabs-nav-header {
  padding: 0 0.35rem 0.5rem;
  margin-bottom: 0.25rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}
.vtabs-nav-header strong {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #94a3b8;
}

.vtab-btn {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  width: 100%;
  padding: 0.55rem 0.6rem;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: #94a3b8;
  font-size: 0.8rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  text-decoration: none;
  --tab-accent: var(--vt-color, #0ea5e9);
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.vtab-btn::before { display: none; }

.vtab-icon,
.ei-vtab-icon-wrap {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(148, 163, 184, 0.1);
}

.vtab-btn:hover {
  background: rgba(30, 41, 59, 0.5);
  color: #e2e8f0;
  transform: none;
}

.vtab-btn.active {
  background: rgba(14, 165, 233, 0.08);
  border-color: rgba(14, 165, 233, 0.2);
  color: #f1f5f9;
  text-shadow: none;
  box-shadow: none;
}
.vtab-btn.active .vtab-icon,
.vtab-btn.active .ei-vtab-icon-wrap {
  border-color: var(--tab-accent);
  background: rgba(14, 165, 233, 0.12);
  box-shadow: none;
  transform: none;
}

.vtab-badge,
.ei-vtab-badge {
  margin-left: auto;
  font-size: 0.65rem;
  font-weight: 600;
  padding: 0.1rem 0.4rem;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.15);
  color: #cbd5e1;
  border: none;
  min-width: 1.25rem;
  text-align: center;
}
.vtab-btn.active .ei-vtab-badge,
.vtab-btn.active .vtab-badge {
  background: rgba(14, 165, 233, 0.2);
  color: #7dd3fc;
  animation: none;
}

/* Rich tabs (Wereldexport) */
.vtab-btn.vtab-btn-rich {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0.6rem;
}
.ei-vtab-text { min-width: 0; }
.ei-vtab-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: inherit;
  line-height: 1.2;
}
.ei-vtab-sub {
  display: block;
  font-size: 0.62rem;
  color: #64748b;
  margin-top: 0.1rem;
}
.ei-vtab-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.15rem;
}
.ei-vtab-key {
  font-size: 0.55rem;
  color: #475569;
  font-family: ui-monospace, monospace;
}

.vtabs-content { min-width: 0; }

.vt-tab-panel,
.ei-tab-panel {
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.12);
  background: var(--vt-panel-bg);
  overflow: hidden;
}
.vt-tab-panel-head,
.ei-tab-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.08);
  background: rgba(15, 23, 42, 0.4);
}
.vt-tab-panel-head h2,
.ei-tab-panel-head h2 {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 600;
  color: #e2e8f0;
}
.vt-tab-panel-head p,
.ei-tab-panel-head p {
  margin: 0.1rem 0 0;
  font-size: 0.72rem;
  color: #64748b;
}
.vt-tab-panel-body,
.ei-tab-panel-body { padding: 1rem; }

/* Retail side-nav */
.side-nav {
  position: sticky;
  top: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  padding: 0.65rem;
  border-radius: 12px;
  background: rgba(10, 14, 20, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.12);
}
.side-nav-btn {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  width: 100%;
  padding: 0.55rem 0.6rem;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: #94a3b8;
  font-size: 0.8rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  text-decoration: none;
}
.side-nav-btn:hover { background: rgba(30, 41, 59, 0.5); color: #e2e8f0; }
.side-nav-btn.active {
  background: rgba(0, 102, 204, 0.1);
  border-color: rgba(0, 102, 204, 0.3);
  color: #fff;
}

.app-main { min-width: 0; }
.app-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.65rem 1.25rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.08);
  background: rgba(8, 12, 18, 0.6);
}
.app-clock {
  font-family: ui-monospace, monospace;
  font-size: 0.85rem;
  color: #94a3b8;
}
.app-clock strong { color: #e2e8f0; }
.main-topnav { padding: 1rem 1.25rem; }

@media (max-width: 639px) {
  .vtabs-nav {
    position: relative;
    top: 0;
    flex-direction: row;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding: 0.45rem;
  }
  .vtabs-nav::before { display: none; }
  .vtabs-nav-header { display: none; }
  .vtab-btn { flex: 0 0 auto; min-width: 64px; }
  .vtab-btn.vtab-btn-rich .ei-vtab-text,
  .vtab-btn.vtab-btn-rich .ei-vtab-key { display: none; }
}
