/* POS-DEMO-002 / LOGIN-UI-001: recursos originales, sin redibujar la marca. */
.logo-window { display: block; position: relative; overflow: hidden; aspect-ratio: 3.5; background: transparent; border-radius: 4px; }
.logo-window img { display: block; position: absolute; width: 108%; max-width: none; height: auto; left: -4%; top: 50%; transform: translateY(-52.5%); }
.brand { padding: 20px 16px 16px; min-height: 112px; }
.brand>.logo-window { display: block; width: 100%; margin-bottom: 10px; }
.brand>span:last-child { font-size: 14px; padding-left: 4px; }
.header-logo { width: 126px; flex-shrink: 0; }
.nav-collapsed .brand { padding: 14px 8px; }
.nav-collapsed .brand>.logo-window { width: 44px; aspect-ratio: 1; margin: 0 auto 10px; }
.nav-collapsed .brand>.logo-window img { width: 380%; left: -16.5%; }
.nav-collapsed .brand>span:last-child { font-size: 13px; padding: 0; }
.session-bar { display: flex; align-items: center; justify-content: flex-end; gap: 16px; padding: 6px var(--page-gutter); border-bottom: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.session-bar .button { min-height: 32px; font-size: 11px; padding: 4px 10px; }
#login-screen { min-height: 100dvh; }
.login-layout { max-width: 1280px; min-height: 100dvh; padding: 32px 48px 20px; margin: auto; display: flex; flex-direction: column; }
.login-brand { display: flex; align-items: center; gap: 24px; padding-bottom: 28px; border-bottom: 1px solid var(--line); }
.login-brand .logo-window { width: 242px; }
.login-product { font-size: 22px; font-weight: 600; color: var(--blue-text); padding-left: 24px; border-left: 1px solid var(--line-strong); }
.login-product>span { display: block; font-size: 10px; color: var(--muted); letter-spacing: 1.5px; }
.login-body { flex: 1; display: grid; grid-template-columns: minmax(0,1fr) 430px; gap: 80px; align-items: center; padding: 48px 0; }
.login-intro h1 { font-size: clamp(32px,3.6vw,48px); line-height: 1.18; letter-spacing: -1.4px; margin: 20px 0; }
.login-intro>p:not(.eyebrow) { max-width: 390px; color: var(--muted); line-height: 1.8; }
.login-intro ul { padding: 0; margin: 36px 0; list-style: none; display: grid; gap: 20px; }
.login-intro li { display: flex; align-items: center; gap: 14px; font-size: 13px; }
.login-intro li .icon { color: var(--blue-text); }
.login-intro .login-local { border-top: 1px solid var(--line); padding-top: 20px; font-size: 11px; }
.login-card { padding: 32px; background: var(--panel); border: 1px solid var(--line-strong); border-radius: var(--radius-lg); }
.login-card h2 { font-size: 23px; letter-spacing: -.5px; margin-bottom: 10px; }
.login-card>.muted { font-size: 12px; line-height: 1.7; }
#login-form { margin-top: 28px; }
#login-form>.field { margin-bottom: 8px; }
#login-form>input { width: 100%; }
.password-control { display: flex; background: var(--surface-input); border: 1px solid var(--line-control); border-radius: var(--radius-sm); }
.password-control input { width: 100%; min-width: 0; border: 0; background: transparent; }
.password-control .button { flex-shrink: 0; border: 0; background: transparent; }
.login-field-error { min-height: 22px; color: var(--red); font-size: 11px; padding-top: 3px; }
#login-form [aria-invalid="true"] { outline: 1px solid var(--red); outline-offset: -1px; }
#login-error:empty { display: none; }
#login-error { margin: 0 0 16px; }
.demo-credentials { margin: 24px 0 16px; padding: 16px; background: var(--surface-input); border: 1px solid var(--line); border-radius: var(--radius-sm); }
.demo-credentials>strong { font-size: 11px; color: var(--blue-text); }
.demo-credentials dl>div { margin: 8px 0 0; }
.demo-credentials dt { font-size: 11px; }
.demo-credentials dd { font: 12px var(--font-mono); }
.login-footer { display: flex; justify-content: space-between; gap: 16px; color: var(--muted); font-size: 10px; padding-top: 20px; border-top: 1px solid var(--line); }
@media (max-width: 1279px) { .header-logo { display: none; } }
@media (max-width: 1023px) {
  .brand { display: flex; gap: 12px; max-width: calc(100% - 70px); padding: 12px var(--page-gutter); }
  .brand>.logo-window { width: 168px; margin: 0; flex-shrink: 0; }
  .brand>span:last-child { padding: 0; }
  .login-layout { padding: 24px 32px; }
  .login-body { gap: 32px; grid-template-columns: minmax(0,1fr) 390px; }
  .login-card { padding: 24px; }
  .login-intro h1 { font-size: 34px; }
}
@media (max-width: 799px) {
  .login-body { grid-template-columns: minmax(0,430px); justify-content: center; padding: 32px 0; }
  .login-intro { display: none; }
  .login-footer { flex-wrap: wrap; }
  .login-brand .logo-window { width: 210px; }
}
@media (max-width: 599px) {
  .brand>.logo-window { width: 160px; }
  .brand small { display: none; }
  .session-bar { justify-content: space-between; gap: 8px; font-size: 10px; }
  .session-bar .button { min-height: 44px; }
  .login-layout { padding: 20px 16px; }
  .login-brand { gap: 16px; padding-bottom: 20px; }
  .login-brand .logo-window { width: min(55vw,210px); }
  .login-product { padding-left: 16px; font-size: 18px; }
  .login-card { padding: 24px 20px; }
  .login-card h2 { font-size: 21px; }
  #login-form input { font-size: 16px; }
  .login-footer { font-size: 9px; }
}

/* POS-BRAND-004: toda la barra del logo en blanco, conservando el PNG original. */
.brand, .login-brand, .topbar { background: #fff; border-color: #cbd5e1; }
.brand>span:last-child, .login-product { color: #146bd2; }
.brand small, .login-product>span { color: #475569; }
.login-brand { box-shadow: 0 0 0 100vmax #fff; clip-path: inset(-100vmax -100vmax 0); }
.topbar { color: #182638; }
.topbar .business-context>span, .topbar time, .topbar .operator small { color: #475569; }
.topbar #nav-toggle, .topbar #notification-toggle { color: #334155; border-color: #94a3b8; }
.topbar #nav-toggle:hover, .topbar #notification-toggle:hover { background: #eef2f7; }
.topbar #nav-toggle:focus-visible, .topbar #notification-toggle:focus-visible, .brand:focus-visible { outline-color: #146bd2; }
.topbar .notification-panel { color: var(--text); }
@media (max-width: 1023px) {
  .brand { position: relative; isolation: isolate; }
  .brand::before { content: ''; position: absolute; inset: 0 auto 0 0; width: 100vw; background: #fff; z-index: -1; }
  .sidebar-footer .button { color: #334155; border-color: #94a3b8; }
  .sidebar-footer .button:hover { background: #eef2f7; }
}