/* ================================================================
   WEBAPP: App Shell - MODO OSCURO (estilo correo FixHub)
   ================================================================ */

#app-screen {
  display: flex;
  flex-direction: column;
  position: absolute;
  inset: 0;
  background: #0d0d0d;
  z-index: 1;
}

#top-bar {
  background: rgba(12, 12, 22, 0.82);
  color: #e0e0e0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 52px;
  flex-shrink: 0;
  border-bottom: 1px solid #2a2a4a;
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

.top-bar-left { display: flex; align-items: center; gap: 20px; }
.top-bar-right { display: flex; align-items: center; gap: 10px; }
.top-bar-titulo {
  font-size: 29px;
  font-weight: bold;
  letter-spacing: 2px;
  color: #ce93d8;
  background: none;
  border: none;
  padding: 0;
  line-height: 1;
  cursor: default;
}

#reloj-en-vivo {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 2px;
  border-radius: 8px;
  transition: all 0.2s;
  border: 1px solid transparent;
}

/* ═══════════════════════════════════════
   RELOJ EN VIVO
   ═══════════════════════════════════════ */

.reloj-caja {
  font-size: 17px;
  font-weight: 500;
  background: rgba(106, 27, 154, 0.15);
  padding: 6px 14px;
  border-radius: 6px;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(106, 27, 154, 0.3);
  color: rgba(255, 255, 255, 0.7);
  transition: all 0.2s;
  min-height: 36px;
  box-sizing: border-box;
  cursor: default;
}

.reloj-caja:hover {
  background: rgba(106, 27, 154, 0.3);
  border-color: rgba(106, 27, 154, 0.5);
  color: rgba(255, 255, 255, 0.9);
}

.reloj-icono {
  font-size: 17px;
  line-height: 1;
  color: rgba(255, 255, 255, 0.7);
  transition: all 0.2s;
}

.reloj-caja:hover .reloj-icono {
  color: rgba(255, 255, 255, 0.9);
}

.reloj-digitos {
  font-variant-numeric: tabular-nums;
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.2s;
}

.reloj-caja:hover .reloj-digitos {
  color: rgba(255, 255, 255, 0.9);
}

/* ═══════════════════════════════════════
   USUARIO
   ═══════════════════════════════════════ */

.usuario-grupo {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(106, 27, 154, 0.15);
  border-radius: 6px;
  padding: 6px 18px;
  border: 1px solid rgba(106, 27, 154, 0.3);
  transition: all 0.2s;
  cursor: default;
  min-height: 36px;
  box-sizing: border-box;
}

.usuario-grupo:hover {
  background: rgba(106, 27, 154, 0.3);
  border-color: rgba(106, 27, 154, 0.5);
}

.avatar-usuario {
  font-size: 18px;
  line-height: 1;
  flex-shrink: 0;
  color: rgba(255, 255, 255, 0.7);
  transition: all 0.2s;
}

.usuario-grupo:hover .avatar-usuario {
  color: rgba(255, 255, 255, 0.9);
}

.top-bar-usuario {
  font-size: 17px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.2s;
}

.usuario-grupo:hover .top-bar-usuario {
  color: rgba(255, 255, 255, 0.9);
}

.btn-salir {
  background: rgba(229, 57, 53, 0.2);
  border: 1px solid rgba(229, 57, 53, 0.4);
  color: rgba(255, 255, 255, 0.7);
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 17px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  min-height: 36px;
  box-sizing: border-box;
  display: flex;
  align-items: center;
}

.btn-salir:hover {
  background: rgba(229, 57, 53, 0.35);
  color: rgba(255, 255, 255, 0.9);
}

/* ═══════════════════════════════════════
   TABS / PESTAÑAS
   ═══════════════════════════════════════ */

#tab-bar {
  background: rgba(12, 12, 22, 0.82);
  display: flex;
  flex-shrink: 0;
  border-bottom: 1px solid #2a2a4a;
}

.tab-btn {
  padding: 10px 24px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 17px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  background: none;
  border-bottom: 3px solid transparent;
  transition: all 0.2s;
  letter-spacing: 0.5px;
}

.tab-btn:hover {
  color: rgba(255, 255, 255, 0.9);
  background: rgba(106, 27, 154, 0.08);
}

.tab-btn.activo {
  color: rgba(255, 255, 255, 0.9);
  border-bottom: 3px solid #ce93d8;
  background: rgba(106, 27, 154, 0.15);
  text-shadow: 0 0 6px rgba(255, 255, 255, 0.15);
  box-shadow: inset 0 -1px 0 rgba(106, 27, 154, 0.3);
}

#contenido {
  flex: 1;
  min-height: 0;
  position: relative;
  overflow: hidden;
  background: #0d0d0d;
}

.tab-panel {
  position: absolute;
  inset: 0;
  width: 100%; 
  height: 100%;
  border: none;
  display: none;
  overflow-y: auto;
  overflow-x: hidden;
}
.tab-panel.activo { display: block; }

/* ═══════════════════════════════════════
   RELOJ COMO BOTÓN DE NOTAS
   ═══════════════════════════════════════ */
.reloj-hora-btn {
  cursor: pointer;
  transition: all 0.2s;
}

.reloj-hora-btn:hover {
  background: rgba(106, 27, 154, 0.3);
  border-color: rgba(106, 27, 154, 0.5);
  color: rgba(255, 255, 255, 0.9);
}
.reloj-hora-btn:hover .reloj-icono,
.reloj-hora-btn:hover .reloj-digitos {
  color: rgba(255, 255, 255, 0.9);
}

.reloj-hora-btn.activo {
  background: rgba(106, 27, 154, 0.4);
  border-color: rgba(206, 147, 216, 0.7);
  color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 0 8px rgba(206, 147, 216, 0.2);
}
.reloj-hora-btn.activo .reloj-icono,
.reloj-hora-btn.activo .reloj-digitos {
  color: rgba(255, 255, 255, 0.95);
}