/* Left sidebar navigation and top bar */

/* ── App layout shell ── */
#app-nav {
  width: var(--nav-width);
  background: var(--nav-bg);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  height: 100vh;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 50;
}

#app-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  margin-left: var(--nav-width);
  height: 100vh;
}

/* ── Logo area ── */
#nav-logo {
  padding: 14px 20px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
#nav-logo svg { display: block; }
.nav-logo-sub {
  font-size: var(--font-size-xs);
  color: var(--nav-text);
  font-weight: 500;
  letter-spacing: 0.02em;
  margin-top: 6px;
}

/* ── Project switcher ── */
#nav-project-switcher {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 6px;
  padding: 8px 10px;
  cursor: pointer;
  transition: background 0.15s;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  width: 100%;
}
#nav-project-switcher:hover { background: rgba(255,255,255,0.10); }

.project-icon {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  background: var(--cobalt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}
.project-name {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: #fff;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.project-arrow {
  font-size: 10px;
  color: var(--nav-text);
  flex-shrink: 0;
}
.project-name.no-project { color: var(--warning-amber); }

/* ── Nav sections ── */
.nav-section-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(189,201,217,0.5);
  padding: 16px 20px 6px;
}

#nav-links { list-style: none; flex: 1; overflow-y: auto; }

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  color: var(--nav-text);
  cursor: pointer;
  border-left: 3px solid transparent;
  transition: all 0.15s;
  font-size: var(--font-size-base);
  user-select: none;
  text-decoration: none;
}
.nav-item:hover {
  background: var(--nav-hover);
  color: var(--nav-text-active);
}
.nav-item.active {
  background: var(--nav-active-bg);
  color: var(--nav-text-active);
  border-left-color: var(--nav-active-border);
}
.nav-icon {
  font-size: 16px;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}
.nav-label { flex: 1; }
.nav-badge {
  margin-left: auto;
  background: var(--poppy);
  color: #fff;
  border-radius: 10px;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  min-width: 18px;
  text-align: center;
}
.nav-badge.amber { background: var(--warning-amber); }
.nav-badge[data-count="0"] { display: none; }

/* ── Nav bottom (customer context) ── */
#nav-bottom {
  margin-top: auto;
  padding: 12px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.nav-customer { padding: 10px 20px; }
.nav-customer-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(189,201,217,0.5);
  margin-bottom: 4px;
}
.nav-customer-name  { font-size: var(--font-size-sm); font-weight: 600; color: var(--nav-text-active); }
.nav-customer-sub   { font-size: var(--font-size-xs); color: var(--nav-text); }

/* ── Top bar ── */
#top-bar {
  height: var(--topbar-h);
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 var(--space-lg);
  gap: var(--space-md);
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
  z-index: 10;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-base);
  color: var(--text-muted);
}
.breadcrumb .sep     { color: var(--border); }
.breadcrumb .current { color: var(--text); font-weight: 600; }

#topbar-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.conn-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  font-weight: 500;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.15s;
  background: var(--card-bg);
}
.conn-pill:hover { background: var(--ecru); }
.conn-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}
.conn-pill.connected .conn-dot    { background: var(--success); }
.conn-pill.disconnected .conn-dot { background: var(--error); }
.conn-pill.connecting .conn-dot   { background: var(--warning-amber); }

/* ── Router outlet ── */
#router-outlet {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-lg);
}

/* ── View transitions ── */
.view-enter {
  animation: fadeIn 0.18s ease;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Mobile nav toggle ── */
@media (max-width: 768px) {
  #app-nav {
    transform: translateX(-100%);
    transition: transform 0.2s;
  }
  #app-nav.open { transform: translateX(0); }
  #app-body { margin-left: 0; }
}