/* ==========================================================
   sidebar.css — Navegación lateral
   ========================================================== */

.sidebar {
  width: var(--sidebar-w);
  background: var(--gray-900);
  display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0; height: 100vh;
  z-index: 200;
  transition: width var(--transition);
  overflow: hidden;
}
body.sidebar-collapsed .sidebar { width: var(--sidebar-col); }

/* HEADER */
.sidebar-header {
  height: var(--topbar-h);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 14px;
  border-bottom: 1px solid rgba(255,255,255,.07);
  flex-shrink: 0;
}
.logo { display: flex; align-items: center; gap: 10px; overflow: hidden; }
.logo-mark {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--brand);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
  box-shadow: 0 2px 10px rgba(255,87,34,.4);
}
.logo-text {
  font-size: 1.1rem; font-weight: 800; color: var(--white);
  letter-spacing: -.01em; white-space: nowrap;
  transition: opacity var(--transition);
}
.logo-text span { color: var(--brand); }
body.sidebar-collapsed .logo-text { opacity: 0; pointer-events: none; }

.sidebar-toggle {
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px; color: var(--gray-400);
  width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; flex-shrink: 0; transition: all var(--transition);
  font-size: 0.75rem;
}
.sidebar-toggle:hover { background: rgba(255,255,255,.13); color: var(--white); }
.toggle-icon { transition: transform var(--transition); display: block; }
body.sidebar-collapsed .toggle-icon { transform: rotate(180deg); }

/* NAV */
.sidebar-nav { flex: 1; padding: 10px 8px; display: flex; flex-direction: column; gap: 3px; overflow-y: auto; }

.nav-item {
  display: flex; align-items: center; gap: 11px;
  padding: 11px 12px; border-radius: 10px;
  color: var(--gray-400); text-decoration: none;
  font-weight: 600; font-size: 0.88rem;
  transition: all var(--transition); white-space: nowrap; overflow: hidden;
  position: relative;
}
.nav-item:hover { background: rgba(255,255,255,.07); color: var(--white); }
.nav-item.active { background: rgba(255,87,34,.18); color: var(--brand); }
.nav-item.active::before {
  content: ''; position: absolute; left: 0; top: 8px; bottom: 8px;
  width: 3px; background: var(--brand); border-radius: 0 3px 3px 0;
}

.nav-icon {
  width: 32px; height: 32px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; flex-shrink: 0; background: rgba(255,255,255,.06);
  transition: background var(--transition);
}
.nav-item.active .nav-icon { background: rgba(255,87,34,.25); }
.nav-item:hover .nav-icon { background: rgba(255,255,255,.1); }

.nav-label { transition: opacity var(--transition); white-space: nowrap; }
body.sidebar-collapsed .nav-label { opacity: 0; pointer-events: none; }

/* DIVIDER */
.nav-divider {
  height: 1px; background: rgba(255,255,255,.06);
  margin: 6px 8px;
}

/* FOOTER */
.sidebar-footer {
  padding: 10px 8px 14px;
  border-top: 1px solid rgba(255,255,255,.06);
}
.sidebar-version {
  display: flex; align-items: center; gap: 11px;
  padding: 8px 12px; color: rgba(255,255,255,.25);
  font-size: 0.75rem; font-weight: 600; overflow: hidden; white-space: nowrap;
}
.sidebar-version .nav-icon { font-size: 0.8rem; }
body.sidebar-collapsed .sidebar-version span:last-child { opacity: 0; }