/* ==========================================================================
   PackFlow Comercial · layout.css
   Estructura: barra lateral oscura + área de trabajo. Pantalla de ingreso.
   ========================================================================== */
.app {
  display: grid;
  grid-template-columns: 236px minmax(0, 1fr);
  min-height: 100vh;
}

/* Barra lateral */
.side {
  background: var(--side);
  color: var(--side-ink);
  padding: 22px 16px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.brand { display: flex; align-items: center; gap: 10px; font: 800 18px var(--f-display); letter-spacing: -.01em; color: var(--side-ink); }
.brand b { color: var(--accent); }
.brand-dark { color: var(--ink); }
.logo { width: 26px; height: 26px; flex: none; }
.side-block small { display: block; color: var(--side-muted); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 8px; }
.nav { display: flex; flex-direction: column; gap: 2px; }
.nav a { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 9px; color: var(--side-muted); font-weight: 600; }
.nav a:hover { color: var(--side-ink); background: rgba(255, 255, 255, .05); }
.nav a[aria-current="page"] { color: #fff; background: rgba(234, 106, 44, .16); }
.nav a[aria-current="page"] .ico { color: var(--accent); }
.ico { width: 18px; height: 18px; flex: none; }

.side-user { margin-top: auto; display: flex; flex-direction: column; gap: 10px; }
.side-user-name { display: flex; align-items: center; gap: 10px; }
.side-user-name b { display: block; color: var(--side-ink); font-size: 13px; }
.side-user-name em { display: block; font-style: normal; font-size: 12px; color: var(--side-muted); }
.avatar { width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; background: var(--accent); color: #fff; font-weight: 800; flex: none; }
.side-logout { all: unset; cursor: pointer; font-size: 12px; font-weight: 700; color: var(--side-muted); }
.side-logout:hover { color: var(--side-ink); }

/* Área de trabajo */
.main {
  padding-block: 24px 48px;
  padding-inline: clamp(16px, 3vw, 36px);
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.top { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 14px; }
.top h1 { margin: 0; font: 800 clamp(22px, 2.4vw, 28px)/1.15 var(--f-display); color: var(--ink); letter-spacing: -.02em; }
.top p { margin: 4px 0 0; color: var(--muted); }
.actions { display: flex; flex-wrap: wrap; gap: 8px; }

.grid2 { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 16px; }
.stack { display: flex; flex-direction: column; gap: 14px; min-width: 0; }

/* Ingreso */
.login { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; background: var(--bg); }
.login-card { width: min(420px, 100%); background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 32px 28px; display: flex; flex-direction: column; gap: 14px; }
.login-card h1 { margin: 8px 0 0; font: 800 24px var(--f-display); color: var(--ink); }
.login-card p { margin: 0; color: var(--muted); }
.error-code { font: 800 56px/1 var(--f-display); color: var(--accent) !important; }

/* Responsive */
@media (max-width: 1080px) {
  .grid2 { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 820px) {
  .app { grid-template-columns: minmax(0, 1fr); }
  .side { position: sticky; top: 0; height: auto; z-index: 5; flex-direction: row; flex-wrap: wrap; align-items: center; gap: 10px; padding: 12px 16px; }
  .side-block { width: 100%; order: 3; }
  .side-block small { display: none; }
  .nav { flex-direction: row; overflow-x: auto; gap: 4px; }
  .nav a { padding: 8px 10px; white-space: nowrap; }
  .side-user { margin: 0 0 0 auto; flex-direction: row; align-items: center; }
  .side-user-name span:last-child { display: none; }
}