/* ═══════════════════════════════════════════════════════════════
   LAYOUT — Application Shell Desktop
   Topbar fija + Sidebar permanente (colapsable) + Main content
   ═══════════════════════════════════════════════════════════════ */

.app {
  display: grid;
  grid-template-rows: var(--topbar-h) 1fr;
  grid-template-columns: var(--sidebar-w) 1fr;
  grid-template-areas:
    "topbar topbar"
    "sidebar main";
  height: 100dvh;
  transition: grid-template-columns .2s ease;
}
.app.sidebar-collapsed { grid-template-columns: var(--sidebar-w-min) 1fr; }

/* ── Topbar ───────────────────────────────────────────────────── */
.topbar {
  grid-area: topbar;
  display: flex; align-items: center; gap: 12px;
  padding: 0 16px;
  background: var(--topbar-bg);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-topbar);
  backdrop-filter: blur(18px);
  z-index: 50;
}
.topbar-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 17px; font-weight: 800; letter-spacing: -.3px;
  color: var(--text); cursor: pointer; user-select: none;
}
.topbar-logo:hover { text-decoration: none; }
.topbar-logo .logo-mark {
  width: 30px; height: 30px; border-radius: 22%;
  background: #13161f; border: 1px solid rgba(90,180,205,.4);
  display: grid; place-items: center;
  font-size: 13px; font-weight: 800;
  background-clip: padding-box;
}
.topbar-logo .logo-mark span {
  background: var(--grad-forge);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.topbar-logo .logo-word .muted { color: var(--muted); }
.topbar-logo .logo-word .accent { color: var(--forge); }

.topbar-search {
  flex: 0 1 420px; margin: 0 auto;
  display: flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 99px; padding: 7px 14px;
  color: var(--muted); transition: border-color .15s;
}
.topbar-search:focus-within { border-color: var(--accent); }
.topbar-search input {
  flex: 1; background: none; border: none; outline: none;
  color: var(--text); font-size: 13px; font-family: var(--font);
}
.topbar-search input::placeholder { color: var(--muted); }
.topbar-search kbd {
  font-size: 10px; font-family: var(--font); color: var(--muted);
  border: 1px solid var(--border); border-radius: 5px; padding: 1px 5px;
}

.topbar-right { display: flex; align-items: center; gap: 8px; }

.status-pill {
  display: flex; align-items: center; gap: 6px;
  font-size: 11px; color: var(--muted2);
  border: 1px solid var(--border); border-radius: 99px; padding: 5px 10px;
  background: var(--surface);
}
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }
.status-dot.ok { background: var(--green); box-shadow: 0 0 6px rgba(48,209,88,.7); }
.status-dot.err { background: var(--red); box-shadow: 0 0 6px rgba(255,69,58,.7); }
.status-dot.warn { background: var(--yellow); }

.avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--grad-primary);
  display: grid; place-items: center;
  font-size: 13px; font-weight: 700; color: #fff;
  cursor: pointer; border: none;
}

/* ── Sidebar ──────────────────────────────────────────────────── */
.sidebar {
  grid-area: sidebar;
  overflow-y: auto; overflow-x: hidden;
  border-right: 1px solid var(--border);
  background: var(--surface-nav);
  backdrop-filter: blur(18px);
  padding: 12px 8px 24px;
  display: flex; flex-direction: column; gap: 2px;
}
.nav-group { margin-top: 14px; }
.nav-group-label {
  font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  color: var(--muted); padding: 0 10px; margin-bottom: 6px;
  white-space: nowrap;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: 10px;
  color: var(--muted2); font-size: 13px; font-weight: 500;
  cursor: pointer; white-space: nowrap; position: relative;
  transition: background .12s, color .12s;
  border: none; background: none; width: 100%; text-align: left;
}
.nav-item:hover { background: var(--surface); color: var(--text); text-decoration: none; }
.nav-item.active {
  background: rgba(10,132,255,.14); color: var(--accent); font-weight: 600;
}
.nav-item.active::before {
  content: ''; position: absolute; left: -8px; top: 8px; bottom: 8px;
  width: 3px; border-radius: 99px; background: var(--accent);
}
.nav-item svg { flex-shrink: 0; }
.nav-item .nav-badge {
  margin-left: auto; font-size: 10px; font-weight: 700;
  background: var(--surface2); border-radius: 99px; padding: 1px 7px; color: var(--muted2);
}
.nav-item .nav-badge.pending {
  background: rgba(255,159,10,.14); color: var(--yellow); border: 1px solid rgba(255,159,10,.25);
}

/* Sidebar colapsado: solo iconos */
.app.sidebar-collapsed .nav-group-label,
.app.sidebar-collapsed .nav-item span,
.app.sidebar-collapsed .nav-item .nav-badge { display: none; }
.app.sidebar-collapsed .nav-item { justify-content: center; padding: 10px; }

.sidebar-footer {
  margin-top: auto; padding-top: 12px;
  border-top: 1px solid var(--border);
}

/* ── Main ─────────────────────────────────────────────────────── */
.main {
  grid-area: main;
  overflow-y: auto;
  padding: 0 24px 48px;
}
.main > * { max-width: var(--content-max); margin-left: auto; margin-right: auto; }

.breadcrumbs {
  display: flex; align-items: center; gap: 6px;
  padding: 14px 0 4px;
  font-size: 12px; color: var(--muted);
}
.breadcrumbs a { color: var(--muted2); }
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs .sep { color: var(--muted); }
.breadcrumbs .current { color: var(--text); font-weight: 600; }

.view { padding-top: 8px; }

/* Page header estándar de cada vista */
.page-header {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 8px 0 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}
.page-header .page-titles { flex: 1; min-width: 0; }
.page-header h1 { font-size: 22px; font-weight: 800; letter-spacing: -.3px; }
.page-header .page-desc { font-size: 13px; color: var(--muted2); margin-top: 3px; }
.page-header .page-actions { display: flex; gap: 8px; flex-shrink: 0; }

/* ── Responsive desktop (laptop → monitor grande) ─────────────── */
@media (max-width: 1280px) {
  :root { --sidebar-w: 216px; }
  .main { padding: 0 16px 40px; }
}
@media (max-width: 1024px) {
  .app { grid-template-columns: var(--sidebar-w-min) 1fr; }
  .nav-group-label, .nav-item span, .nav-item .nav-badge { display: none; }
  .nav-item { justify-content: center; padding: 10px; }
  .topbar-search kbd { display: none; }
}
@media (min-width: 1800px) {
  :root { --content-max: 1760px; }
}